NEET 2018 Question Paper (Oriya)

LAACH
This booklet contains 44 pages. (English/Oriya) Test Booklet Code
FÜÿç ¨ëÖçLÿæ{Àÿ 44 {Sæsç ¨õÏæ ÀÿÜÿçdç > ¨Àÿêäæ ¨ëÖçLÿæ {Lÿæxúÿ

PP
Do not open this Test Booklet until you are asked to do so.
†ëÿþLëÿ LëÿÜÿæ œÿ ¾ç¯ÿæ ¨¾ö¿;ÿ FÜÿç ¨ëÖçLÿæLëÿ {Qæàÿ œÿæÜÿ]>
Read carefully the Instructions on the Back Cover of this Test Booklet.
*0PPO*
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¨æBô †ëÿþLëÿ [ÿç{”öÉ ’ÿçAæ¾ç¯ÿæ ¨{Àÿ DˆÿÀÿ ¨†ÿ÷Lëÿ LÿæÞçAæ~ F¯ÿó ¨æÉö́-1
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2. The test is of 3 hours duration and Test Booklet Lÿàÿþ{Àÿ ¨íÀÿ~ LÿÀÿ >
contains 180 questions. Each question carries 4 marks.
2. ¨ÀÿêäæÀÿ A¯ÿ™# {ÜÿDdç 3 W+æ F¯ÿó ¨Àÿêäæ ¨ëÖçLÿæ{Àÿ 180 {Sæsç ¨÷ɧ
For each correct response, the candidate will get
4 marks. For each incorrect response, one mark will be ÀÿÜÿçdç> ¨÷{†ÿ¿Lÿ ¨÷ɧÀÿ AZÿ 4 A{s > ¨÷{†ÿ¿Lÿ vÿçLúÿ DˆÿÀÿ ¨æBô, ¨÷æ$öê
deducted from the total scores. The maximum marks are 4 AZÿ ¨æB{¯ÿ> ¨÷{†ÿ¿Lÿ µëÿàúÿ DˆÿÀÿ ¨æBô, {þæs {ÔÿæÀúÿÀëÿ FLÿ AZÿ
720. Lÿæsç’ÿçAæ¾ç¯ÿ> Ó¯ÿöæ™#Lÿ AZÿ {ÜÿDdç 720 >
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purpose in the Test Booklet only. Ó¸æ’ÿ[ÿÿ LÿÀÿæ¾ç¯ÿæ Aæ¯ÿÉ¿Lÿ >
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leaving the Room/Hall. The candidates are allowed ÓÜÿç†ÿ ¨Àÿêäæ ¨ëÖçLÿæ {[ÿ ¯ÿæ ¨æBô A[ÿëþ†ÿç ’ÿçAæ¾ç¯ÿ >
to take away this Test Booklet with them. 6. FÜÿç ¨ëÖçLÿæÀÿ {Lÿæxúÿ {ÜÿDdç PP > FÜÿæ Óë[ÿçÊÿç†ÿ LÿÀÿç[ÿçA {¾ DˆÿÀÿ
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CODE printed on Side-2 of the Answer Sheet is the Óþæ[ÿÿ A{s> A{þÁÿ {ä†ÿ÷{Àÿ, ¨÷æ$öê F Ó¸Lÿö{Àÿ †ëÿÀÿ;ÿ [ÿççÀÿêäLÿZëÿ
same as that on this Test Booklet. In case of discrepancy, Óí`ÿç†ÿ LÿÀÿç Eµÿß ¨Àÿêäæ ¨ëÖçLÿæ F¯ÿó DˆÿÀÿ ¨†ÿ÷Lÿë ¯ÿ’ÿÁÿæB{[ÿÿ¯ÿæ
the candidate should immediately report the matter to Aæ¯ÿÉ¿Lÿ >
the Invigilator for replacement of both the Test Booklet
and the Answer Sheet. 7. DˆÿÀÿ ¨†ÿ÷Lÿë {¾¨Àÿç µÿæèÿ [ÿÿ LÿÀÿæÜëÿF FÜÿæ ¨÷æ$öêþæ{[ÿÿ Óë[ÿççÊÿç†ÿ
LÿÀÿç{[ÿÿ¯ÿæ Aæ¯ÿÉ¿Lÿ> D”çÎ ×æ[ÿLëÿ dæÝç DˆÿÀÿ ¨†ÿ÷Àÿ A[ÿ¿ {Lÿò~Óç
7. The candidates should ensure that the Answer Sheet is
not folded. Do not make any stray marks on the Answer
×æ[ÿ{Àÿ {Lÿò~Óç SæÀÿ, ’ÿæS Lÿçºæ `ÿçÜÿ§ LÿÀÿ [ÿæÜÿ] > ¨Àÿêäæ ¨ëÖçLÿæ/DˆÿÀÿ
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in the specified space in the Test Booklet/Answer Sheet. {àÿQ [ÿæÜÿ] >
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Answer Sheet. A[ÿëþ†ÿç{¾æS¿ [ÿë{Üÿô >

In case of any ambiguity in translation of any question, English version shall be treated as final.
{Lÿò~Óç ¨÷ɧÀÿ A[ÿë ¯ÿæ’ÿ{Àÿ AØΆÿæ/Ó{¢ÿÜÿ {ä†ÿ÷{Àÿ, BóÀÿæfê ÓóÔÿÀÿ~ `íÿÝæ;ÿ ¯ÿç{¯ÿ`ÿç†ÿ {Üÿ¯ÿ>

Name of the Candidate (in Capitals) : _____________________________________________________________________
Roll Number : in figures ________________________________________________________________________________
: in words _________________________________________________________________________________
Centre of Examination (in Capitals) : _____________________________________________________________________
Candidate’s Signature : __________________________ Invigilator’s Signature : ________________________________

Facsimile signature stamp of
Centre Superintendent : _________________________________________________________________________________

LAACH/PP/Page 1 SPACE FOR ROUGH WORK English/Oriya


1. An em wave is propagating in a medium with a 1. FLÿ ¯ÿç’ÿ¿ë†ÿú `ÿëºLÿêß †ÿÀÿèÿ FLÿ þæšþ{Àÿ V = V ^i
 ^
velocity V = V i . The instantaneous oscillating ¨Àÿç{¯ÿS{Àÿ ¨÷ÓæÀÿç†ÿ {ÜÿDAdç > †ÿ†ÿúä~æ†ÿú {’ÿæÁÿç†ÿ
electric field of this em wave is along +y axis.
{ÜÿD$#¯ÿæ FÜÿç ¯ÿç’ÿ¿ë†ÿú `ÿëºLÿêß †ÿÀÿèÿÀÿ {¯ÿð’ÿ¿ë†ÿçLÿ {ä†ÿ÷
+ y Aä’ÿçS{Àÿ ÜÿëF > †ÿæÜÿæ{Üÿ{àÿ {’ÿæÁÿç†ÿ {ÜÿD$#¯ÿæ FÜÿç
Then the direction of oscillating magnetic field of
¯ÿç’ÿ¿ë†ÿú `ÿëºLÿêß †ÿÀÿèÿÀÿ `ÿëºLÿêß {ä†ÿ÷Àÿ ’ÿçSsç {Üÿ¯ÿ >
the em wave will be along
(1) – z ’ÿçS{Àÿ
(1) – z direction
(2) + z ’ÿçS{Àÿÿ
(2) + z direction
(3) – y direction (3) – y ’ÿçS{Àÿ

(4) – x direction (4) – x ’ÿçS{Àÿ

2. The refractive index of the material of a prism is 2. FLÿ ¨÷çfþúÀÿ ¨÷†ÿçÓÀÿ~æZÿ 2 H {Lÿæ~ 30 A{s >
2 and the angle of the prism is 30. One of the ¨÷çfþúÀÿ ’ÿëBsç ¨÷†ÿçÓÀÿç†ÿ ¨õÏÀÿë {SæsçF ¨õÏ{Àÿ ÓçàÿúµÿÀÿ
two refracting surfaces of the prism is made a ¨÷{àÿ¨{’ÿB FÜÿæLÿë µÿç†ÿëÀÿëAæ ’ÿ¨ö~ µÿæ¯ÿ{Àÿ †ÿçAæÀÿç
mirror inwards, by silver coating. A beam of LÿÀÿæ¾æBdç > FLÿ FLÿÀÿèÿê Aæ{àÿæLÿSëbÿ ¨÷çfþúÀÿ A[ÿ¿
monochromatic light entering the prism from the ¨õÏ{Àÿ ¨÷{¯ÿÉLÿÀÿç, {ÓÜÿç’ÿçS{Àÿ {üÿÀÿç¾ç¯ÿ > (ÓçàÿúµÿÀÿú
other face will retrace its path (after reflection ¨õÏ{Àÿ ¨÷†ÿçÓÀÿ~ ¨{Àÿ) ¨÷çfþúsç D¨{Àÿ A樆ÿ[ÿ {Lÿæ~
from the silvered surface) if its angle of incidence {Lÿ{†ÿ{Üÿ¯ÿæ ’ÿÀÿLÿæÀÿ ?
on the prism is (1) 60
(1) 60
(2) 45
(2) 45
(3) 30
(3) 30
(4) Éë[ÿú
(4) zero
3. {¾{†ÿ{¯ÿ{Áÿ FLÿ ¨÷{~æ’ÿLÿ{Àÿ 60 mA Àÿ ¯ÿç’ÿ¿ë†ÿ{Ó÷æ†ÿ
3. The magnetic potential energy stored in a certain ¨÷¯ÿæÜÿç†ÿ ÜÿëF, {Ó$#{Àÿ 25 mJ Àÿ `ÿëºLÿêß ×ç†ÿçfÉNÿç
inductor is 25 mJ, when the current in the Sdç†ÿ {ÜÿæB Àÿ{Üÿ > FÜÿç ¨÷{~æ’ÿLÿÀÿ ¨÷{~æ’ÿLÿ†ÿæ {Üÿ¯ÿ
inductor is 60 mA. This inductor is of inductance (1) 0·138 H
(1) 0·138 H
(2) 138·88 H
(2) 138·88 H
(3) 1·389 H
(3) 1·389 H
(4) 13·89 H
(4) 13·89 H

4. An object is placed at a distance of 40 cm from a 4. 15 cm {üÿæLÿÓú {’ÿðWö¿Àÿ FLÿ A¯ÿ†ÿÁÿ ’ÿ¨ö~vÿæÀÿë ¯ÿÖìsçF

concave mirror of focal length 15 cm. If the object 40 cm ’ÿíÀÿ†ÿæ{Àÿ ÀÿQæSàÿæ > ¾’ÿç ¯ÿÖììësçLÿë ’ÿ¨ö~AæxÿLÿë

is displaced through a distance of 20 cm towards 20 cm Wíoæ¾æF, †ÿæÜÿæÜÿ{àÿ ¨÷†ÿç¯ÿçºsç Lÿç¨Àÿç Wío#¯ÿ ?

the mirror, the displacement of the image will be (1) ’ÿ¨ö~vÿæÀÿë 30 cm ’ÿí{ÀÿB¾ç¯ÿ
(1) 30 cm away from the mirror (2) ’ÿ¨ö~vÿæÀÿë 36 cm ’ÿí{ÀÿB¾ç¯ÿ

(2) 36 cm away from the mirror
(3) ’ÿ¨ö~ AæxÿLÿë 30 cm
(3) 30 cm towards the mirror
(4) 36 cm towards the mirror (4) ’ÿ¨ö~ AæxÿLÿë 36 cm
LAACH/PP/Page 2 SPACE FOR ROUGH WORK English/Oriya

5. In the combination of the following gates the 5. [ÿçþ§{Àÿ ’ÿÉ}†ÿ {Ssú{Àÿ A;ÿ…[ÿç{¯ÿÉ A H B ¨÷LÿæÀÿ{Àÿ,
output Y can be written in terms of inputs A and ¯ÿÜÿç{¯ÿöÉ Y Lÿë {àÿQæ¾ç¯ÿ
B as

(1) A.B
(1) A.B – –
(2) A. B + A .B
– –
(2) A. B + A .B (3) A.B +A.B
(3) A.B +A.B
(4) AB
(4) AB
6. `ÿç†ÿ÷{Àÿ ’ÿÉöæ¾æB$#¯ÿæ A[ÿëÓæ{Àÿ FLÿ ¨Àÿç¨$Àÿ A;ÿ…
6. In the circuit shown in the figure, the input {µÿæàÿú{sfú (Vi) {ÜÿDdç 20 V, VBE = 0, VCE = 0 > IB,
voltage Vi is 20 V, VBE = 0 and VCE = 0. The IC H  Àÿ þíàÿ¿ {Üÿ¯ÿ
values of IB, IC and  are given by

(1) IB = 40 A, IC = 10 mA,  = 250
(1) IB = 40 A, IC = 10 mA,  = 250
(2) IB = 25 A, IC = 5 mA,  = 200
(2) IB = 25 A, IC = 5 mA,  = 200
(3) IB = 20 A, IC = 5 mA,  = 250
(3) IB = 20 A, IC = 5 mA,  = 250
(4) IB = 40 A, IC = 5 mA,  = 125
(4) IB = 40 A, IC = 5 mA,  = 125
7. FLÿ p-n Ó¤ÿç xÿæ{ßæxÿúLÿë, SÀÿþ LÿÀÿç¯ÿæÀÿë †ÿæ¨þæ†ÿ÷æÀÿ
7. In a p-n junction diode, change in temperature ¨Àÿç¯ÿˆÿö[ÿ Lÿ~ Lÿ{Àÿ
due to heating
(1) ¨Êÿæ†ÿú ’ÿçÉçLÿ ¨÷†ÿç{Àÿæ™#†ÿæ D¨{Àÿ ¨÷µÿæ¯ÿ ¨LÿæF >
(1) affects only reverse resistance
(2) AS÷’ÿçÉçLÿ ¨÷†ÿç{Àÿæ™#†ÿæ D¨{Àÿ ¨÷µÿæ¯ÿ ¨LÿæF >
(2) affects only forward resistance
(3) p-n Ó¤ÿçÀÿ ¨÷†ÿç{Àÿæ™#†ÿæ D¨{Àÿ ¨÷µÿæ¯ÿ ¨LÿæF

(3) does not affect resistance of p-n junction [ÿæÜÿ] >
(4) affects the overall V – I characteristics of (4) p-n Ó¤ÿçÀÿ V – I Aæµÿçàÿä~{Àÿ ¨ëÀÿæ¨ëÀÿç ¨÷µÿæ¯ÿ
p-n junction ¨LÿæF >
LAACH/PP/Page 3 SPACE FOR ROUGH WORK English/Oriya

8. A small sphere of radius ‘r’ falls from rest in a 8. ‘r’ ¯ÿ¿æÓæ•öÀÿ FLÿ äë’ÿ÷ {SæàÿLÿ ×çÀÿ A¯ÿ×æÀÿë FLÿ
viscous liquid. As a result, heat is produced due AvÿæÁÿççAæ †ÿÀÿÁÿ þš{Àÿ ¨xÿçàÿæ > üÿÁÿ{Àÿ µÿçÓú{LÿæÓú ¯ÿÁÿ
to viscous force. The rate of production of heat
{¾æSë †ÿæ¨ DŒæ’ÿ[ÿ {Üÿàÿæ > {SæàÿLÿsç FÜÿæÀÿ sþ}[ÿæàÿ
when the sphere attains its terminal velocity, is
proportional to
¨Àÿç{¯ÿS{Àÿ ¨Üÿo#¯ÿæ{Àÿ DŒ’ÿç†ÿ D†ÿæ¨Àÿ ÜÿæÀÿ
3 LÿæÜÿæÓÜÿç†ÿ Óþæ[ÿë¨æ†ÿê ?
(1) r 3
2 (1) r
(2) r 2
5 (2) r
(3) r 5
4 (3) r
(4) r 4
(4) r
9. A sample of 0·1 g of water at 100C and normal
5 –2 9. 0.1 g Àÿ ¨æ~çÀÿ FLÿ [ÿþí[ÿæ, †ÿæ¨þæ†ÿ÷æ 100C H
pressure (1·013  10 Nm ) requires 54 cal of
heat energy to convert to steam at 100C. If the
Óæ™æÀÿ~ `ÿæ¨ (1·013  105 Nm–2) {Àÿ 100C {Àÿ
volume of the steam produced is 167·1 cc, the
¯ÿæÑ{Àÿ ¨Àÿç~†ÿ {Üÿ¯ÿæ¨æBô 54 cal Àÿ †ÿæ¨êß ÉNÿç
change in internal energy of the sample, is ’ÿÀÿLÿæÀÿ Lÿ{Àÿ > ¾’ç DŒæ’ÿ[ÿ {ÜÿD$#¯ÿæ ¯ÿæÑÀÿÿ Aæ߆ÿ[ÿ
(1) 104·3 J 167.1 cc ÜÿëF, †ÿæÜÿæ{Üÿ{àÿ [ÿþë[ÿæÀÿ Aæµÿ¿;ÿÀÿê~ ÉNÿç{Àÿ
(2) 208·7 J {Lÿ{†ÿ ¨Àÿç¯ÿˆÿö[ÿ {Üÿ¯ÿ
(1) 104·3 J
(3) 42·2 J
(2) 208·7 J
(4) 84·5 J
(3) 42·2 J
10. Two wires are made of the same material and (4) 84·5 J
have the same volume. The first wire has
cross-sectional area A and the second wire has
10. ’ÿëBsç †ÿæÀÿ FLÿæ D¨æ’ÿæ[ÿ H Óþæ[ÿ Aæ߆ÿ[ÿ{Àÿ †ÿçAæÀÿç
cross-sectional area 3A. If the length of the first {ÜÿæBAd;ÿç > ¨÷$þsçÀÿ ¨÷×{bÿ’ÿ {ä†ÿ÷üÿÁÿ A H
wire is increased by  l on applying a force F, ’ÿ´ç†ÿêßsçÀÿ ¨÷×{d’ÿ {ä†ÿ÷üÿÁÿ 3A A{s > FLÿ ¯ÿÁÿ F
how much force is needed to stretch the second ¨÷{ßæSLÿÀÿç ¨÷$þ †ÿæÀÿÀÿ {’ÿðWö¿Lÿë l {Àÿ ¯ÿõ•çLÿ{àÿ,
wire by the same amount ? ’ÿ´ç†ÿêß †ÿæÀÿÀÿ {ÓÜÿç Óþæ[ÿ ¨Àÿçþæ~Àÿ ¯ÿõ•ç¨æBô {Lÿ{†ÿ
(1) 9F ¨Àÿçþæ~Àÿ ¯ÿÁÿ ¨÷{ßæS LÿÀÿæ¾ç¯ÿ >
(2) 6F (1) 9F
(3) 4F (2) 6F
(4) F (3) 4F
(4) F
11. The power radiated by a black body is P and it
11. FLÿ LÿÁÿæ¯ÿÖìíî’ÿ´æÀÿæ P ¨æH´æÀÿ ¯ÿçLÿçÀÿ~ ÜÿëF H †ÿÀÿèÿ{’ÿðWö¿
radiates maximum energy at wavelength, 0. If
0 {Àÿ FÜÿæ Ó¯ÿöæ™#Lÿ ÉNÿç ¯ÿçLÿçÀÿ~ Lÿ{Àÿ > ¾’ÿç LÿÁÿæ¯ÿÖìÀÿ
the temperature of the black body is now
†ÿæ¨þæ†ÿ÷æLÿë ¯ÿ†ÿöþæ[ÿ ¨Àÿç¯ÿˆÿö[ÿ LÿÀÿæ¾æF {¾Dô$#¨æBô
changed so that it radiates maximum energy at 3
3  †ÿÀÿèÿ{’ÿðWö¿{Àÿ Ó¯ÿöæ™#Lÿ ÉNÿç ¯ÿçLÿçÀÿ~
wavelength  , the power radiated by it 4 0
4 0 {ÜÿæB¨æÀÿç¯ÿ, ¾æÜÿæ’ÿ´æÀÿæ ¨æH´æÀÿ ¯ÿçLÿçÀÿ~ nP {ÜÿæB¾ç¯ÿ >
becomes nP. The value of n is
†ÿæÜÿæ{Üÿ{àÿ n Àÿ þíàÿ¿{Üÿ¯ÿ >
3
(1) 3
4 (1)
4
4 4
(2) (2)
3 3
256 256
(3) (3)

81 81
81 81
(4) (4)
256 256
LAACH/PP/Page 4 SPACE FOR ROUGH WORK English/Oriya

12. A set of ‘n’ equal resistors, of value ‘R’ each, are 12. ‘n’ ÓóQ¿Lÿ Óþæ[ÿ ¨÷†ÿç{Àÿæ™Lÿ Sëd, ¨÷{†ÿ¿LÿÀÿ þíàÿ¿ ‘R’
connected in series to a battery of emf ‘E’ and $æB, ¯ÿç’ÿ¿ë†ÿú ¯ÿæÜÿLÿ ¯ÿÁÿ (emf), ‘E’ H Aæµÿ¿;ÿÀÿê~
internal resistance ‘R’. The current drawn is I. ¨÷†ÿç{Àÿæ™ ‘R’ {Àÿ FLÿ ¯ÿ¿æ{sÀÿê ÓÜÿ {É÷~ê{Àÿ Óó{¾æS
Now, the ‘n’ resistors are connected in parallel to LÿÀÿæS{àÿ > {Ó$#Àÿë I ¨Àÿçþæ~Àÿ ¯ÿç’ÿ¿ë†ÿú{Ó÷æ†ÿ
the same battery. Then the current drawn from ¯ÿæÜÿæÀÿçàÿæ > ¯ÿˆÿöþæ[ÿ {ÓÜÿç ‘n’ ÓóQ¿Lÿ ¨÷†ÿç{Àÿæ™Lÿë
battery becomes 10 I. The value of ‘n’ is ¯ÿ¿æ{sÀÿê ÓÜÿç†ÿ Óþæ;ÿÀÿæÁÿ{Àÿ Óó{¾æS LÿÀÿæSàÿæ >
(1) 10 ¯ÿ¿æ{sÀÿê ’ÿ´æÀÿæ 10 I ¨Àÿçþæ~Àÿ ¯ÿç’ÿ¿ë†ÿú {Ó÷æ†ÿ
(2) 11 ¯ÿæÜÿæÀÿçàÿæ > †ÿæÜÿæ{Üÿ{àÿ ‘n’Àÿ þíàÿ¿ {Üÿ¯ÿ >
(1) 10
(3) 20
(2) 11
(4) 9
(3) 20
13. A battery consists of a variable number ‘n’ of (4) 9
identical cells (having internal resistance ‘r’ 13. FLÿ ¯ÿ¿æsÀÿê{Àÿ FLÿæ¨Àÿç{’ÿQæ¾æD$#¯ÿæ ‘n’ ÓóQ¿Lÿ
each) which are connected in series. The ¨Àÿç¯ÿˆÿ}†ÿ {Óàÿú (¨÷{†ÿ¿LÿÀÿ Aæµÿ¿;ÿÀÿê~ ¨÷†ÿç{Àÿæ™ ‘r’)
terminals of the battery are short-circuited and {É÷~ê{Àÿ Óó{¾æS {Üÿ{àÿ > ¯ÿ¿æ{sÀÿêÀÿ ’ÿëBsç¾æLÿ ¨÷æ;ÿ
the current I is measured. Which of the graphs ¯ÿç’ÿ¿ë†ÿú ¨Àÿç¨$Àÿë ¯ÿç’ÿ¿ë†ÿ ¨÷¯ÿæÜÿ{Àÿ ¯ÿ¿æWæ†ÿ ÓõÎçLÿÀÿæB
shows the correct relationship between I and n ? ¯ÿç’ÿ¿ë†ÿ {Ó÷æ†ÿ I þ¨æSàÿæ > {LÿDô S÷æüÿúsç I H n µÿç†ÿ{Àÿ
vÿçLÿú Ó¸Lÿösç {’ÿQæF ?

14. A carbon resistor of (47  4·7) k is to be marked
14. (47  4·7) k Àÿ FLÿ Lÿæ¯ÿö[ÿ ¨÷†ÿç{Àÿæ™LÿLÿë `ÿçÜÿ§ç†ÿ LÿÀÿç¯ÿæ
with rings of different colours for its
identification. The colour code sequence will be
¨æBô ¯ÿçµÿçŸ ÀÿèÿÀÿ {SæàÿæLÿæÀÿ ’ÿæS ’ÿçAæ¾ç¯ÿæ ’ÿÀÿLÿæÀÿ >
Àÿèÿ Ó{Zÿ†ÿÀÿ A[ÿëLÿ÷þsç {Üÿ¯ÿ
(1) Violet – Yellow – Orange – Silver
(1) ¯ÿæBS~ê – ÜÿÁÿ’ÿçAæ – LÿþÁÿæ – {Àÿò¨¿
(2) Yellow – Violet – Orange – Silver

(2) ÜÿÁÿ’ÿçAæ – ¯ÿæBS~ê – LÿþÁÿæ – {Àÿò¨¿
(3) Yellow – Green – Violet – Gold (3) ÜÿÁÿ’ÿçAæ – Ó¯ÿëf – ¯ÿæBS~ê – Ó´‚ÿö
(4) Green – Orange – Violet – Gold (4) Ó¯ÿëf – LÿþÁÿæ – ¯ÿæBS~ê – Ó´‚ÿö

LAACH/PP/Page 5 SPACE FOR ROUGH WORK English/Oriya

15. Which one of the following statements is 15. [ÿçþ§àÿçQ#†ÿ {LÿDô DNÿçsç µÿëàÿú ?
incorrect ? (1) Sxÿæ~çAæ WÌö~ QÓxÿæ WÌö~ vÿæÀÿë Lÿþú >
(1) Rolling friction is smaller than sliding (2) ×çÀÿ `ÿÀÿþ WÌö~Àÿ þíàÿ¿ D–ÿö¨÷†ÿçLÿ÷çßæ ÓÜÿç†ÿ
friction. Óþæ[ÿë¨æ†ÿê >
(2) Limiting value of static friction is directly (3) WÌö~¯ÿÁÿ Aæ{¨äçLÿ S†ÿçLÿë ¯ÿç{Àÿæ™ Lÿ{Àÿ >
proportional to normal reaction. (4) QÓxÿæ WÌö~Àÿ ™ø¯ÿæZÿ H {’ÿðWö¿{Àÿ ¯ÿçþç†ÿ Óþæ[ÿ
(3) Frictional force opposes the relative motion. A{s >
(4) Coefficient of sliding friction has
dimensions of length.
16. m ¯ÿÖì†ÿ´$#¯ÿæ FLÿ S†ÿçÉêÁÿ ¯ÿâLÿú 4m ¯ÿÖì†ÿ´{Àÿ ×çÀÿ
A¯ÿ×æ{Àÿ $#¯ÿæ A[ÿ¿FLÿ ¯ÿâLÿú ÓÜÿ ™LÿúLÿæ QæBàÿæ > ™LÿúLÿæ
16. A moving block having mass m, collides with
another stationary block having mass 4m. The
QæB¯ÿæ¨{Àÿ ÜÿæàÿúLÿæ ¯ÿâLÿúsç ¯ÿçÉ÷æþ A¯ÿ×æLÿë AæÓçàÿæ > ¾’ÿç
lighter block comes to rest after collision. When ÜÿæàÿúLÿæ ¯ÿâLÿúÀÿ ¨÷æ$þçLÿ ¨Àÿç{¯ÿS v ÜÿëF, †ÿæÜÿæ{Üÿ{àÿ
the initial velocity of the lighter block is v, then ¨÷†ÿ¿¨ö~Àÿ ™ø¯ÿæZÿ (e) {Üÿ¯ÿ
the value of coefficient of restitution (e) will be (1) 0·5
(1) 0·5 (2) 0·25
(2) 0·25 (3) 0·8
(3) 0·8 (4) 0·4
(4) 0·4
17. A body initially at rest and sliding along a 17. ¯ÿÖìsçF ¨÷æ$þçLÿ A¯ÿ×æ{Àÿ ×çÀÿ ÀÿÜÿç h Daÿ†ÿæÀÿë FLÿ
frictionless track from a height h (as shown in WÌö~ ¯ÿçÜÿê[ÿ þæSö{Àÿ QÓxÿçàÿæ > ¾æÜÿæ’ÿ´æÀÿæ {Ó FLÿ
the figure) just completes a vertical circle of µÿíàÿºêß ¯ÿõˆÿÀÿ ¯ÿ¿æÓ AB = D {Àÿ vÿçLÿú Ó¸ë‚ÿö Lÿàÿæ >
diameter AB = D. The height h is equal to Daÿ†ÿæ h LÿæÜÿæÓÜÿ Óþæ[ÿ {Üÿ¯ÿ ?

3 3
(1) D (1) D
2 2
(2) D (2) D
7
7 (3) D
(3) D 5
5
5
5 (4) D
(4) D 4
4
18. Three objects, A : (a solid sphere), B : (a thin 18. †ÿç{[ÿæsç ¯ÿÖì, A : (FLÿ Lÿvÿç[ÿ {SæàÿLÿ), B : (FLÿ
circular disk) and C : (a circular ring), each have ¯ÿõˆÿæLÿæÀÿ xÿçÔÿú) H C : (FLÿ ¯ÿõˆÿæLÿæÀÿ Àÿçèÿ) > ¨÷{†ÿ¿Lÿ
the same mass M and radius R. They all spin Óþæ[ÿ ¯ÿÖìë†ÿ´ M H ¯ÿ¿æÓæ•ö R A{s > {Óþæ{[ÿ 
with the same angular speed  about their own {Lÿò~êß {¯ÿS{Àÿ {Óþæ[ÿZÿÀÿ Aä `ÿæÀÿç¨{s ¨÷†ÿçÓæþ¿
symmetry axes. The amounts of work (W)
required to bring them to rest, would satisfy the
ÀÿäæLÿÀÿç ’ÿõ†ÿS†ÿç{Àÿ WíÀÿç¯ÿæLÿë àÿæSç{àÿ > {Óþæ[ÿZÿë ¯ÿçÉ÷æþ
relation A¯ÿ×æLÿë Aæ~ç¯ÿæ ¨æBô {Lÿ{†ÿ¨Àÿçþæ~{Àÿ Lÿæ¾ö¿ (W)
LÿÀÿç¯ÿæLÿë ’ÿÀÿLÿæÀÿ > {LÿDô Ó¸Lÿösç Ó;ÿëÎ LÿÀÿëdç ?
(1) WC > WB > WA
(1) WC > WB > WA
(2) WA > WB > WC

(2) WA > WB > WC
(3) WB > WA > WC (3) WB > WA > WC
(4) WA > WC > WB (4) WA > WC > WB
LAACH/PP/Page 6 SPACE FOR ROUGH WORK English/Oriya

19. A tuning fork is used to produce resonance in a 19. FLÿ Lÿæ`ÿ [ÿÁÿê{Àÿ A[ÿë[ÿæ’ÿ ÓõÎç LÿÀÿç¯ÿæ ¨æBô FLÿ s¿ë[ÿçèÿ
glass tube. The length of the air column in this
tube can be adjusted by a variable piston. At
üÿLÿö ¯ÿ¿¯ÿÜÿæÀÿ LÿÀÿæ¾æF > FLÿ ¨Àÿç¯ÿˆÿö[ÿÉêÁÿ ¨çÎ[ÿú’ÿ´æÀÿæ
room temperature of 27C two successive FÜÿç [ÿÁÿê{Àÿ sæßëÖ»Àÿ {’ÿðWö¿Lÿë [ÿçߦ~ LÿÀÿæ¾æF >
resonances are produced at 20 cm and 73 cm of 27C Àÿ Lÿä†ÿæ¨þæ†ÿ÷æ{Àÿ ’ÿëBsç Lÿ÷þæS†ÿµÿæ{¯ÿ A[ÿë[ÿæ’ÿ
column length. If the frequency of the tuning fork 20 cm H 73 cm ¯ÿæßëÀÿ Ö»{’ÿðWö¿{Àÿ DŒæ’ÿç†ÿ {Üÿàÿæ >
is 320 Hz, the velocity of sound in air at 27C is
¾’ÿç s¿ë[ÿçèÿ üÿLÿösçÀÿ Aæ¯ÿõˆÿç 320 Hz ÜÿëF, †ÿæÜÿæ{Üÿ{àÿ
(1) 330 m/s ¨¯ÿ[ÿÀÿ 27C {Àÿ ™´[ÿçÀÿ ¨Àÿç{¯ÿS {Üÿ¯ÿ >
(2) 339 m/s (1) 330 m/s
(3) 350 m/s (2) 339 m/s
(4) 300 m/s (3) 350 m/s
(4) 300 m/s
20. An electron falls from rest through a vertical
distance h in a uniform and vertically upward 20. FLÿ B{àÿLÿu&÷[ÿú ¯ÿçÉ÷æþ A¯ÿ×æÀÿë FLÿ µÿíàÿºêß ’ÿíÀÿ†ÿæ h
directed electric field E. The direction of electric
field is now reversed, keeping its magnitude the {Àÿ, Óþæ[ÿ H µÿíàÿºÀÿ D•öLÿë [ÿç{”öÉê†ÿ FLÿ ¯ÿç’ÿ¿ë†ÿ{ä†ÿ÷
same. A proton is allowed to fall from rest in it E Lÿë QÓç¨xÿçàÿæ > ¯ÿˆÿöþæ[ÿ ¯ÿç’ÿ¿ë†ÿú{ä†ÿ÷Àÿ ¨Àÿçþæ~Lÿë
through the same vertical distance h. The time of Óþæ[ÿ ÀÿQ# ’ÿçSLÿë HàÿsæSàÿæ > {ÓÜÿç FLÿæµÿíàÿþß ’ÿíÀÿ†ÿæ
fall of the electron, in comparison to the time of h {Àÿ FLÿ {¨÷æs[ÿúLÿë ¯ÿçÉ÷æþ A¯ÿ×æÀÿë QÓç¨xÿç¯ÿæ ¨æBô
fall of the proton is
A[ÿëþ†ÿç ’ÿçAæSàÿæ > B{àÿLÿu&÷[ÿúÀÿ ¨†ÿ[ÿ Óþß, {¨÷æs[ÿúÀÿ
(1) smaller
¨†ÿ[ÿ Óþß †ÿíÁÿ[ÿæ{Àÿ
(2) 5 times greater
(1) Lÿþú
(3) 10 times greater
(2) 5 Së~ A™#Lÿÿ
(4) equal (3) 10 Së~ A™#Lÿ
21. A pendulum is hung from the roof of a (4) Óþæ[ÿ
sufficiently high building and is moving freely to
and fro like a simple harmonic oscillator. The
21. FLÿ Daÿ{LÿævÿæÀÿ dæ†ÿÀÿë {¨ƒëàÿþú sçF lëàÿæB¯ÿæÀÿë FÜÿæ
acceleration of the bob of the pendulum is þëNÿ{Àÿ FLÿ ÓÀÿÁÿ ÜÿæÀÿ{þæ[ÿçLÿú AÓç{àÿsÀÿú ¨Àÿç ¨dÀÿë
2 AæSLÿë {’ÿæÁÿ[ÿ Lÿàÿæ > þš A¯ÿ×æ[ÿÀÿë 5 m ’ÿíÀÿ†ÿæ{Àÿ
20 m/s at a distance of 5 m from the mean
position. The time period of oscillation is {¨ƒëàÿþú ¯ÿLÿúsçÀÿ †ÿ´Àÿ~ 20 m/s2 A{s > FÜÿç
(1) 2 s {’ÿæÁÿ[ÿ{Àÿ Aæ¯ÿˆÿöLÿæÁÿ {Üÿ¯ÿ >
(2) s (1) 2 s
(3) 2s (2) s
(3) 2s
(4) 1s
(4) 1s
22. The electrostatic force between the metal plates
of an isolated parallel plate capacitor C having a 22. ¨õ$Lÿ µÿæ{¯ÿ $#¯ÿæ ’ÿëBsç Óþæ;ÿÀÿæÁÿ ™æ†ÿ¯ÿêß {¨âs
charge Q and area A, is ™æÀÿç†ÿ÷ C `ÿæfö Q H {ä†ÿ÷üÿÁÿ A {Àÿ ×çÀÿ ¯ÿç’ÿ¿ë†ÿ ¯ÿÁÿ
(1) independent of the distance between the {Üÿ¯ÿ
plates. (1) ’ÿëBsç {¨âs þš{Àÿ $#¯ÿæ ’ÿíÀÿ†ÿæ D¨{Àÿ [ÿçµÿöÀÿ
(2) linearly proportional to the distance Lÿ{Àÿ [ÿæÜÿ] >
between the plates. (2) ’ÿëBsç {¨âs ’ÿíÀÿ†ÿæ þš{Àÿ {ÀÿðQ#Lÿ Óþæ[ÿë¨æ†ÿêÿ>
(3) proportional to the square root of the (3) {¨âs ’ÿëBsç þš{Àÿ $#¯ÿæ ’ÿíÀÿ†ÿæÀÿ ¯ÿSöþíÁÿÿ ÓÜÿ

distance between the plates. Óþæ[ÿë¨æ†ÿê >
(4) inversely proportional to the distance (4) ’ÿëBsç {¨âs þš{Àÿ $#¯ÿæ ’ÿíÀÿ†ÿæ ÓÜÿç†ÿ
between the plates. ¨÷†ÿç{àÿæþæ[ÿë¨æ†ÿê >
LAACH/PP/Page 7 SPACE FOR ROUGH WORK English/Oriya

23. An electron of mass m with an initial velocity 23. m ¯ÿÖì†ÿ´$#¯ÿæ FLÿ B{àÿLÿu&÷[ÿú FÜÿæÀÿ ¨÷æ$þçLÿ ¨Àÿç{¯ÿS
 ^ 
V = V0 i (V0 > 0) enters an electric field ^
 V = V0 i (V0 > 0) H Óþß t = 0 {Àÿ FLÿ {¯ÿð’ÿ¿ë†ÿçLÿ
^ 
E = – E0 i (E0 = constant > 0) at t = 0. If 0 is
{ä†ÿ÷ E = – E0 ^i (E0 = ×çÀÿæZÿ > 0) {Àÿ ¨÷{¯ÿÉLÿàÿæ >
its de-Broglie wavelength initially, then its
¨÷${þ ¾’ÿç xÿç{¯ÿ÷æSúàÿçZÿ †ÿÀÿèÿ{’ÿðWö¿ 0 $æF, Óþß t
de-Broglie wavelength at time t is
{Àÿ xÿç{¯ÿ÷æSúàÿçZÿ †ÿÀÿèÿ{’ÿðWö¿ {Üÿ¯ÿ
0
(1) 0
 eE0  (1)
1  t  eE0 
 mV0  1 
  t 
 mV0 
 eE0 
(2) 0  1  t   eE0 
 mV0  (2) 0  1  t
 mV0 
(3) 0 t
(3) 0 t
(4) 0
(4) 0
24. For a radioactive material, half-life is
10 minutes. If initially there are 600 number of 24. FLÿ {†ÿfÔÿ÷çß ¨’ÿæ$öÀÿ A•öAæßëLÿæÁÿ {ÜÿDdç 10 þç[ÿçsú >
nuclei, the time taken (in minutes) for the ¨÷$þ{Àÿ ¾’ÿç 600 ÓóQ¿Lÿ [ÿ´çLÿâê $æAæ;ÿç 450 ÓóQ¿Lÿ
disintegration of 450 nuclei is [ÿ´çLÿâêÀÿ ¯ÿçW[ÿs ¨æBô {Lÿ{†ÿ Óþß (þç[ÿçsú{Àÿ) ’ÿÀÿLÿæÀÿ >
(1) 20 (1) 20
(2) 10 (2) 10
(3) 30 (3) 30

(4) 15 (4) 15
25. When the light of frequency 2v0 (where v0 is 25. {LÿDô ™æ†ÿëÀÿ ¨õÏÀÿ Aæ¯ÿõˆÿç 2v0 ({¾{†ÿ{¯ÿ{Áÿ v0 {ÜÿDdç
threshold frequency), is incident on a metal
¨÷µÿæ¯ÿÓêþæ Aæ¯ÿõˆÿç) Aæ{àÿæLÿ FLÿ ™æ†ÿ¯ÿ {¨âsÀÿ ¨õÏ
plate, the maximum velocity of electrons emitted
is v1. When the frequency of the incident
D¨{Àÿ ¨xÿç¯ÿæÀÿë ¯ÿçbÿììëÀÿç†ÿ {ÜÿæB$#¯ÿæ B{àÿLÿu&÷[ÿú þæ[ÿZÿÀÿ
radiation is increased to 5v0, the maximum Ó¯ÿöæ™#Lÿ ¨Àÿç{¯ÿS v1 A{s > {¾{†ÿ{¯ÿ{Áÿ A樆ÿ[ÿ
velocity of electrons emitted from the same plate ¯ÿçLÿçÀÿ~Àÿ Aæ¯ÿõˆÿçLÿë 5v0 Lÿë ¯ÿõ•çLÿÀÿæ¾æF, {ÓÜÿç Óþæ[ÿ
is v2. The ratio of v1 to v2 is {¨âsÀÿë v2 Ó¯ÿöæ™#Lÿ ¨Àÿç{¯ÿS{Àÿ B{àÿLÿu&÷[ÿ ¯ÿçLÿçÀÿ~
(1) 1:2 {ÜÿæB$æAæ;ÿç > v1 H v2 Àÿ A[ÿë¨æ†ÿ {Üÿ¯ÿ
(2) 1:4 (1) 1:2
(3) 4:1 (2) 1:4
(4) 2:1 (3) 4:1
(4) 2:1
26. The ratio of kinetic energy to the total energy of
an electron in a Bohr orbit of the hydrogen atom, 26. D’ÿú¾æ[ÿ ¨Àÿþæ~ëÀÿ, {¯ÿæÜÿÀÿúZÿ Lÿä{Àÿ S†ÿçfÉNÿç H
is
Óþë’ÿæß ÉNÿç þš{Àÿ A[ÿë¨æ†ÿ {Üÿ¯ÿ
(1) 1:1
(1) 1:1

(2) 1:–1 (2) 1:–1
(3) 2:–1 (3) 2:–1
(4) 1:–2 (4) 1:–2
LAACH/PP/Page 8 SPACE FOR ROUGH WORK English/Oriya

 ^ ^ ^  ^ ^ ^
27. The moment of the force, F = 4 i + 5 j – 6 k at 27. (2, 0, – 3) ¯ÿç¢ÿë{Àÿ ¯ÿÁÿ F = 4 i + 5 j – 6 k A{s
(2, 0, – 3), about the point (2, – 2, – 2), is given by (2, – 2, – 2) ¯ÿç¢ÿë{Àÿ ¯ÿÁÿÀÿ AæWí‚ÿöÉNÿç {Üÿ¯ÿ
^ ^ ^ ^ ^ ^
(1) – 8 i – 4 j – 7 k (1) – 8 i – 4 j – 7 k
^ ^ ^ ^ ^ ^
(2) – 4 i – j – 8 k (2) – 4 i – j – 8 k
^ ^ ^ ^ ^ ^
(3) – 7 i – 8 j – 4 k (3) – 7 i – 8 j – 4 k
^ ^ ^ ^ ^ ^
(4) – 7 i – 4 j – 8 k (4) – 7 i – 4 j – 8 k
28. A block of mass m is placed on a smooth inclined
wedge ABC of inclination  as shown in the 28. `ÿç†ÿ÷{Àÿ ’ÿÉöæ¾æB$#¯ÿæ A[ÿë¾æßê FLÿ Aæ[ÿ†ÿ þÓõ~
figure. The wedge is given an acceleration ‘a’ Óþ†ÿÁÿÀÿ LÿêÁÿæ ABC {Àÿ m ¯ÿÖììë†ÿ´Àÿ FLÿ ¯ÿâLÿú
towards the right. The relation between a and  ÀÿQæSàÿæ > LÿêÁÿæsçLÿë xÿæÜÿæ~ AæxÿLÿë ‘a’ †ÿ´Àÿ~ ’ÿçAæSàÿæ >
for the block to remain stationary on the wedge LÿêÁÿæ D¨{Àÿ ¯ÿâLÿúsç ×çÀÿ ÀÿÜÿç¯ÿæ¨æBô a F¯ÿó  þš{Àÿ
is
$#¯ÿæ Ó¸Lÿösç {Üÿ¯ÿ >

g
(1) a= g
cosec  (1) a=
cosec 
g
(2) a= g
sin  (2) a=
sin 
(3) a = g cos 
(4) a = g tan  (3) a = g cos 
29. A toy car with charge q moves on a frictionless (4) a = g tan 
horizontal plane surface under the influence ofa 29.
 FLÿ {QÁÿ[ÿæLÿæÀÿú q `ÿæfö ¯ÿÜÿ[ÿ LÿÀÿç FLÿ WÌö~¯ÿçÜÿê[ÿ

uniform electric field E . Due to the force q E , µÿíÓþæ;ÿÀÿ Óþ†ÿÁÿ ¨õÏ{Àÿ, Óþ{¯ÿð’ÿ¿ë†ÿçLÿ {ä†ÿ÷  E
its velocity increases from 0 to 6 m/s in one ¨÷µÿæ¯ÿ{Àÿ S†ÿçLÿàÿæ > FLÿ {Ó{Lÿƒ ¯ÿ¿¯ÿ™æ[ÿ{Àÿ q E
second duration. At that instant the direction of ¯ÿÁÿ{¾æSë FÜÿæÀÿ ¨Àÿç{¯ÿS 0 Àÿë 6 m/s Lÿë ¯ÿõ•ç{Üÿàÿæ >
the field is reversed. The car continues to move vÿçLÿú {ÓÜÿç Óþß{Àÿ {ä†ÿ÷sçÀÿ ’ÿçS HàÿsçSàÿæ > FÜÿç {ä†ÿ÷
for two more seconds under the influence of this
¨÷µÿæ¯ÿ{Àÿ LÿæÀÿúsç A™#Lÿ ’ÿëB {Ó{Lÿƒ ¨æBô S†ÿçLÿàÿæ >
field. The average velocity and the average speed
0 Àÿë 3 {Ó{Lÿƒ þš{Àÿ {QÁÿ[ÿæsçÀÿ ÜÿæÀÿæÜÿæÀÿç ¨Àÿç{¯ÿS
of the toy car between 0 to 3 seconds are
respectively
H ÜÿæÀÿæÜÿæÀÿç {¯ÿS {Üÿ¯ÿ
(1) 2 m/s, 4 m/s
(1) 2 m/s, 4 m/s
(2) 1 m/s, 3 m/s
(2) 1 m/s, 3 m/s (3) 1 m/s, 3·5 m/s
(3) 1 m/s, 3·5 m/s (4) 1·5 m/s, 3 m/s
(4) 1·5 m/s, 3 m/s 30. Ôÿ÷çßë Sfú Lÿë ¯ÿ¿¯ÿÜÿæÀÿ LÿÀÿç dæ†ÿ÷sçF FLÿ äë’ÿ÷ àÿëÜÿæ ¯ÿàÿúÀÿ
30. A student measured the diameter of a small steel
ball using a screw gauge of least count ¯ÿ¿æÓ þæ¨çàÿæ > Ôÿ÷çßë SfúÀÿ àÿçÎLÿæD+ 0.001 cm {þ[ÿú
0·001 cm. The main scale reading is 5 mm and {Ôÿàÿú ¨ævÿ¿æZÿ {ÜÿDdç 5 mm > [ÿç•öæÀÿç†ÿ ÖÀÿÀÿë 25 sç
zero of circular scale division coincides with ¯ÿçµÿæS D¨{Àÿ ÓæLÿöëàÿæÀÿ {ÔÿàÿúÀÿ Éë[ÿú ¨ævÿ¿æZÿ {þÁÿ[ÿ
25 divisions above the reference level. If screw
gauge has a zero error of – 0·004 cm, the correct
QæBàÿæ > ¾’ÿç Ôÿ÷çßë SfúÀÿ Éë[ÿ¿†ÿøsç – 0.004 cm ÜÿëF,
diameter of the ball is †ÿæÜÿæ{Üÿ{àÿ ¯ÿàÿúsçÀÿ vÿçLÿú ¯ÿ¿æÓsç {Üÿ¯ÿ >

(1) 0·521 cm (1) 0·521 cm
(2) 0·525 cm (2) 0·525 cm
(3) 0·053 cm (3) 0·053 cm
(4) 0·529 cm (4) 0·529 cm
LAACH/PP/Page 9 SPACE FOR ROUGH WORK English/Oriya

31. Unpolarised light is incident from air on a plane 31. A[ÿú{¨æàÿæÀÿæBfúxÿú Aæ{àÿæLÿ, ¯ÿæßëÀÿë ‘’ ¨÷†ÿçÓÀÿ~æZÿ $#¯ÿæ
surface of a material of refractive index ‘’. At a FLÿ ¯ÿÖììëÀÿ Óþ†ÿÁÿ¨õÏ{Àÿ A樆ÿ[ÿ {Üÿàÿæ > FÜÿæ
particular angle of incidence ‘i’, it is found that {’ÿQæSàÿæ{¾ {Lÿò~Óç FLÿ [ÿç”}Î A樆ÿ[ÿ {Lÿæ~ ‘i’ ¨æBô
the reflected and refracted rays are ¨÷†ÿçüÿÁÿç†ÿ H ¨÷†ÿçÓÀÿç†ÿ ÀÿÉ½ç ’ÿ´ß Dµÿß ÓÜÿç†ÿ àÿºµÿæ{¯ÿ
perpendicular to each other. Which of the ÀÿÜÿç{àÿ > [ÿçþ§àÿçQ#†ÿ {LÿDô DˆÿÀÿsç vÿçLÿú > FÜÿç ¨Àÿç×ç†ÿç
following options is correct for this situation ? ¨æBô ?
(1) Reflected light is polarised with its electric (1) ¨÷†ÿçüÿÁÿç†ÿ Aæ{àÿæLÿ {¨æàÿæÀÿæBfúxÿú {Üÿ¯ÿ H FÜÿæÀÿ
vector parallel to the plane of incidence ¯ÿç’ÿ¿ë†ÿú Ó’ÿçÉ A樆ÿ[ÿ Óþ†ÿÁÿ ÓÜÿ Óþæ;ÿÀÿæÁÿ{Àÿ
(2) Reflected light is polarised with its electric
ÀÿÜÿç¯ÿ
vector perpendicular to the plane of (2) ¨÷†ÿçüÿÁÿç†ÿ Aæ{àÿæLÿ {¨æàÿæÀÿæBfúxÿú {Üÿ¯ÿ H ¯ÿç’ÿ¿ë†ÿú
incidence Ó’ÿçÉ A樆ÿ[ÿ Óþ†ÿÁÿ ÓÜÿ àÿºµÿæ{¯ÿ ÀÿÜÿç¯ÿ
–1  1  –1  1 
(3) i = sin   (3) i = sin  
 

–1  1  –1  1 
(4) i = tan   (4) i = tan  
 

32. ßèÿZÿ ’ÿ´çdç’ÿ÷ ¨Àÿêä~{Àÿ ’ÿëBsç¾æLÿ dç’ÿ÷ þš{Àÿ
32. In Young’s double slit experiment the separation
’ÿíÀÿ†ÿæ d, 2 mm A{s > Aæ{àÿæLÿÀÿ †ÿÀÿèÿ{’ÿðWö¿
d between the slits is 2 mm, the wavelength  of
 = 5896 Å F¯ÿó ¨Àÿ’ÿæ H dç’ÿ÷ þš{Àÿ ’ÿíÀÿ†ÿæ D,
the light used is 5896 Å and distance D between
100 cm A{s > FÜÿæ {’ÿQæSàÿæ {¾ üÿ÷çqþæ[ÿZÿ þš{Àÿ
the screen and slits is 100 cm. It is found that the
{Lÿò~êLÿ ¨÷× 0.20 A{s > {ÓÜÿç †ÿÀÿèÿ {’ÿðWö¿ ( H
angular width of the fringes is 0·20. To increase
’ÿíÀÿ†ÿæ D) Lÿë Óþæ[ÿÀÿQ# > üÿ÷çqþæ[ÿZÿ þš{Àÿ {Lÿò~êLÿ
the fringe angular width to 0·21 (with same 
¨÷×Lÿë 0.21 Lÿë ¯ÿõ•çLÿÀÿæB{àÿ dç’ÿ÷’ÿëBsç þš{Àÿ ’ÿíÀÿ†ÿæLÿë
and D) the separation between the slits needs to
{LÿDô þíàÿ¿Lÿë ¨Àÿç¯ÿˆÿö[ÿ LÿÀÿç¯ÿæ ’ÿÀÿLÿæÀÿ ?
be changed to
(1) 1·8 mm
(1) 1·8 mm
(2) 1·9 mm
(2) 1·9 mm
(3) 2·1 mm
(3) 2·1 mm
(4) 1·7 mm
(4) 1·7 mm

33. FLÿ Aæ{Î÷æ{[ÿæþçLÿæàÿ ¨÷†ÿçÓÀÿç†ÿ {sàÿç{Ôÿæ¨úÀÿ A™#Lÿ
33. An astronomical refracting telescope will have {Lÿò~êLÿ ¯ÿ•ö[ÿ H Daÿ {Lÿò~êLÿ AæLÿæÀÿ ¨Àÿç¯ÿˆÿöLÿ ÉNÿç
large angular magnification and high angular {Üÿ¯ÿ > {¾{†ÿ{¯ÿ{Áÿ FÜÿç {sàÿç {Ôÿæ¨úÀÿ Aµÿç’ÿõÉ¿Lÿ
resolution, when it has an objective lens of {àÿ[ÿúÓúÀÿ
(1) small focal length and large diameter (1) Lÿþú {üÿæLÿÓú ’ÿíÀÿ†ÿæ H A™#Lÿ ¯ÿ¿æÓ
(2) large focal length and small diameter (2) A™#Lÿ {üÿæLÿÓú ’ÿíÀÿ†ÿæ H Lÿþú ¯ÿ¿æÓ

(3) large focal length and large diameter (3) A™#Lÿ {üÿæLÿÓú ’ÿíÀÿ†ÿæ H A™#Lÿ ¯ÿ¿æÓ
(4) small focal length and small diameter
(4) Lÿþú {üÿæLÿÓú ’ÿíÀÿ†ÿæ H Lÿþú ¯ÿ¿æÓ

LAACH/PP/Page 10 SPACE FOR ROUGH WORK English/Oriya

34. The volume (V) of a monatomic gas varies with 34. S÷æüÿú{Àÿ ’ÿÉöæ¾æB$#¯ÿæ A[ÿë¾æßê FLÿ FLÿ¨Àÿþæ~ëLÿ
its temperature (T), as shown in the graph. The
S¿æÓúÀÿ Aæ߆ÿ[ (V), †ÿæ¨þæ†ÿ÷æ (T) A[ÿëÓæ{Àÿ ¨Àÿç¯ÿˆÿö[ÿ
ratio of work done by the gas, to the heat
absorbed by it, when it undergoes a change from ÜÿëF > {¾{†ÿ{¯ÿ{Áÿ FÜÿæ ¨Àÿç×ç†ÿç A Àÿë ¨Àÿç×ç†ÿç B Lÿë
state A to state B, is ¨Àÿç¯ÿˆÿö[ÿ ÜÿëF, S¿æÓú’ÿ´æÀÿæ Lÿæ¾ö¿Óæ™[ÿ H FÜÿæ’ÿ´æÀÿæ †ÿæ¨
{ÉæÌ~Àÿ A[ÿë¨æ†ÿ {Üÿ¯ÿ >

2
(1) 2
5 (1)
2 5
(2) 2
3 (2)
3
1 1
(3) (3)
3 3
2 2
(4) (4)
7 7
35. The fundamental frequency in an open organ
35. FLÿ {Qæàÿæ ASöæ[ÿ ¨æB¨úÀÿ {þòÁÿçLÿ Aæ¯ÿõˆÿç FLÿ [ÿç¯ÿëf
pipe is equal to the third harmonic of a closed
organ pipe. If the length of the closed organ pipe ASöæ[ÿ ¨æB¨úÀÿ †ÿõ†ÿêß ÜÿæÀÿú{þæ[ÿçLÿ ÓÜÿ Óþæ[ÿ > ¾’ÿç
is 20 cm, the length of the open organ pipe is [ÿç¯ÿëf ASöæ[ÿ ¨æB¨úÀÿ {’ÿðWö¿ 20 cm ÜÿëF, †ÿæÜÿæ{Üÿ{àÿ
(1) 13·2 cm {Qæàÿæ ASöæ[ÿ¨æB¨úÀÿ {’ÿðWö¿ {Üÿ¯ÿ >
(2) 8 cm (1) 13·2 cm
(3) 12·5 cm (2) 8 cm
(4) 16 cm (3) 12·5 cm
36. The efficiency of an ideal heat engine working (4) 16 cm
between the freezing point and boiling point of
water, is 36. fÁÿÀÿ ÜÿçþæZÿ H Ùÿës[ÿæZÿ þš{Àÿ Lÿæ¾ö¿LÿÀÿë$#¯ÿæ FLÿ
(1) 26·8% Aæ’ÿÉö †ÿæ¨êß Bq[ÿúÀÿ ’ÿä†ÿæ {Üÿ¯ÿ
(2) 20% (1) 26·8%
(3) 6·25% (2) 20%
(4) 12·5% (3) 6·25%
(4) 12·5%
37. At what temperature will the rms speed of
oxygen molecules become just sufficient for 37. {Lÿ{†ÿ †ÿæ¨þæ†ÿ÷æ{Àÿ, AþÈfæ[ÿ ¨Àÿþæ~ëþæ[ÿZÿÀÿ þíÁÿ-
escaping from the Earth’s atmosphere ? þæš-¯ÿSö {¯ÿS (rms), ¨õ$#¯ÿê ¨õÏÀÿë vÿçLÿ D¨ÀÿLÿë
(Given :
–26
Dvÿç¯ÿæLÿë ¾{$Î {Üÿ¯ÿ >
Mass of oxygen molecule (m) = 2·76  10 kg
–23 –1
(’ÿçAæ¾æBdç :
Boltzmann’s constant kB = 1·38  10 JK ) Aþâfæ[ÿ ¨Àÿþæ~ëÀÿ ¯ÿÖììë†ÿ´ (m) = 2·76  10–26 kg
(1)
4
2·508  10 K {¯ÿæàÿúsfþæ[ÿZÿ ×çÀÿæZÿ kB = 1·38  10–23 J K –1)
4
4 (1) 2·508  10 K
(2) 8·360  10 K

4
4 (2) 8·360  10 K
(3) 5·016  10 K 4
(3) 5·016  10 K
4 4
(4) 1·254  10 K (4) 1·254  10 K

LAACH/PP/Page 11 SPACE FOR ROUGH WORK English/Oriya

38. A metallic rod of mass per unit length 38. FLÿ ™æ†ÿ¯ÿ ’ÿƒÀÿ FLÿLÿ {’ÿðWö¿¨æBô ¯ÿÖììë†ÿ´ 0·5 kg m–1
–1
0·5 kg m is lying horizontally on a smooth A{s > ™æ†ÿ¯ÿ ’ÿƒsç FLÿ `ÿçLÿúLÿ~ Aæ[ÿ†ÿ Óþ†ÿÁÿ{Àÿ
inclined plane which makes an angle of 30 with µÿíÓþæ;ÿÀÿ ÓÜÿ 30 {Lÿæ~ LÿÀÿç$#¯ÿæ ¨ëÏ{Àÿ µÿíÓþæ;ÿÀÿ{Àÿ
the horizontal. The rod is not allowed to slide ÀÿÜÿçàÿæ > ’ÿƒsçLÿë QÓxÿç¯ÿæLÿë A[ÿëþ†ÿç ’ÿçAæSàÿæ [ÿæÜÿ] >
down by flowing a current through it when a F$#{Àÿ ¯ÿç’ÿ¿ë†ÿú {Ó÷æ†ÿ ¨÷¯ÿæÜÿLÿÀÿæB 0·25 T Àÿ `ÿëºLÿêß
magnetic field of induction 0·25 T is acting on it {ä†ÿ÷Àÿ ¨÷{~æ’ÿLÿ µÿíàÿº’ÿçS{Àÿ Lÿæ¾ö¿Lÿàÿæ > ÀÿxÿúsçLÿë ×çÀÿ
in the vertical direction. The current flowing in
ÀÿQ#¯ÿæ¨æBô {Lÿ{†ÿ ¨Àÿçþæ~Àÿ ¯ÿç’ÿ¿ë†ÿ {Ó÷æ†ÿ ¨÷¯ÿæÜÿç†ÿ
the rod to keep it stationary is
LÿÀÿæ¾ç¯ÿ ?
(1) 7·14 A
(1) 7·14 A
(2) 5·98 A (2) 5·98 A
(3) 14·76 A (3) 14·76 A
(4) 11·32 A (4) 11·32 A

39. An inductor 20 mH, a capacitor 100 F and a 39. FLÿ ¨÷{~æ’ÿLÿ 20 mH, FLÿ ™æÀÿç†ÿ÷ 100 F H FLÿ
resistor 50  are connected in series across a ¨÷†ÿç{Àÿæ™ 50  Àÿ V = 10 sin 314 t ¯ÿç’ÿ¿ë†ÿú ¯ÿæÜÿæLÿ ¯ÿÁÿ
source of emf, V = 10 sin 314 t. The power loss in (emf) ¯ÿÜÿ[ÿLÿÀÿë$#¯ÿæ FLÿ DûÓÜÿç†ÿ {É÷~ê{Àÿ Óó{¾æS
the circuit is LÿÀÿæS{àÿ > ¨Àÿç¨$sçÀÿ {Lÿ{†ÿ ¨Àÿçþæ~Àÿ ¨æH´æÀÿäß
(1) 0·79 W {Üÿ¯ÿ
(2) 0·43 W (1) 0·79 W
(3) 2·74 W (2) 0·43 W
(4) 1·13 W (3) 2·74 W
(4) 1·13 W
40. A thin diamagnetic rod is placed vertically
between the poles of an electromagnet. When the
40. FLÿ ¯ÿç’ÿ¿ë†ÿú `ÿëºLÿÀÿ ’ÿëB {þÀÿë þš{Àÿ, ¨†ÿÁÿæ ’ÿ´ç`ÿëºLÿêß
current in the electromagnet is switched on, then
’ÿƒsçF µÿíàÿºêß µÿæ{¯ÿ ÀÿQæSàÿæ > {¾{†ÿ{¯ÿ{Áÿ ¯ÿç’ÿ¿ë†ÿ
the diamagnetic rod is pushed up, out of the
`ÿëºLÿ{Àÿ ¯ÿç’ÿ¿ë†ÿú {Ó÷æ†ÿ ¨÷¯ÿæÜÿ LÿÀÿæSàÿæ, ’ÿ´ç`ÿëºLÿêß
horizontal magnetic field. Hence the rod gains
’ÿƒsç µÿíÓþæ;ÿÀÿæÁÿ `ÿëºLÿêß {ä†ÿ÷Àÿë D¨ÀÿLÿë {vÿàÿç
gravitational potential energy. The work
{ÜÿæBSàÿæ > †ÿ’ÿ´æÀÿæ ’ÿƒsç þæšæLÿÌö~f[ÿç†ÿ ×ç†ÿçf ÉNÿç
required to do this comes from
àÿæµÿ Lÿàÿæ > FÜÿæ LÿÀÿç¯ÿæ¨æBô {¾Dô Lÿæ¾ö¿ ’ÿÀÿLÿæÀÿ †ÿæÜÿæ
{LÿDôvÿæÀÿë Aæ{Ó ?
(1) the current source
(1) ¯ÿç’ÿ¿ë†ÿú {Ó÷æ†ÿÀÿ Dû
(2) the magnetic field (2) `ÿëºLÿêß {ä†ÿ÷
(3) the lattice structure of the material of the (3) ’ÿƒsçÀÿ fæàÿç |ÿæoæ
rod (4) `ÿëºLÿêß {ä†ÿ÷ ¨Àÿç¯ÿˆÿö[ÿÀÿë ¯ÿç’ÿ¿ë†ÿú {ä†ÿ÷Àÿ
(4) the induced electric field due to the ¨÷{þæ’ÿLÿ†ÿæ
changing magnetic field
41. FLÿ þëµÿçèÿú Lÿ{àÿ Sæàÿúµÿæ{[ÿæþçsúÀÿÀÿ ¯ÿç’ÿ¿ë†ÿú {Ó÷æ†ÿÀÿ
41. Current sensitivity of a moving coil galvanometer Ó´ÉöLÿæ†ÿÀÿ†ÿæ 5 div/mA A{s H FÜÿæÀÿ {µÿæàÿú{sfúÀÿ
is 5 div/mA and its voltage sensitivity (angular Ó´ÉöLÿæ†ÿÀÿ†ÿæ (FLÿLÿ {µÿæàÿú{sfú ¨÷{ßæS¨æBô {Lÿò~êLÿ
deflection per unit voltage applied) is 20 div/V. ¯ÿç`ÿ¿ë†ÿç) 20 div/V A{s > Sæàÿúµÿæ{[ÿæþçsÀÿúÀÿ
The resistance of the galvanometer is
¨÷†ÿç{Àÿæ™#†ÿæ {Üÿ¯ÿ
(1) 40  (1) 40 

(2) 25  (2) 25 
(3) 250  (3) 250 
(4) 500  (4) 500 

LAACH/PP/Page 12 SPACE FOR ROUGH WORK English/Oriya

42. If the mass of the Sun were ten times smaller 42. ¾’ÿç Óí¾ö¿ZÿÀÿ ¯ÿÖì†ÿ´Lÿë 10 Së~{Àÿ Lÿþæ¾æF Óæ¯ÿöf[ÿê[ÿ
and the universal gravitational constant were
þæšæLÿÌö~ f[ÿç†ÿ ™ø¯ÿæZÿLÿë 10 Së~{Àÿ ¯ÿ|ÿæ¾æF, ¨Àÿçþæ~
ten times larger in magnitude, which of the
following is not correct ? A[ÿëÓæ{Àÿ {LÿDôsç vÿçLÿú [ÿë{Üÿô ?
(1) Raindrops will fall faster. (1) fÁÿ¯ÿç¢ÿëSëxÿçLÿ ÉêW÷ QÓç¨xÿç{¯ÿ >
(2) Walking on the ground would become more (2) µÿíþç{Àÿ `ÿæàÿç¯ÿæ¨æBô A™#Lÿ AÓë¯ÿç™æ {Üÿ¯ÿ >
difficult.
(3) ¨õ$#¯ÿê ¨õÏ{Àÿ FLÿ ÓÀÿÁÿ {’ÿæÁÿ¿{Àÿ Aæ¯ÿˆÿöLÿæÁÿ
(3) Time period of a simple pendulum on the
Earth would decrease.
Lÿþú{ÜÿæB ¾ç¯ >
(4) ‘g’ on the Earth will not change. (4) ¨õ$#¯ÿê ¨õÏ{Àÿ ‘g’ Àÿ þíàÿ¿ ¨Àÿç¯ÿˆÿö[ÿ {Üÿ¯ÿ [ÿæÜÿ] >

43. A solid sphere is in rolling motion. In rolling 43. FLÿ Lÿvÿç[ÿ {SæàÿLÿ Sxÿæ~çAæ S†ÿç{Àÿ Adç > Sxÿæ~çAæ
motion a body possesses translational kinetic S†ÿç{Àÿ {SæàÿLÿsç FLÿLÿæÁÿê[ÿ {ÀÿQêß S†ÿçf ÉNÿç (Kt) H
energy (Kt) as well as rotational kinetic energy
Aæ¯ÿˆÿö[ÿêß S†ÿçf ÉNÿç (Kr) A™#LÿæÀÿ LÿÀÿç$æF >
(Kr) simultaneously. The ratio Kt : (Kt + Kr) for
{SæàÿLÿÀÿ Kt : (Kt + Kr) A[ÿë¨æ†ÿ {Üÿ¯ÿ
the sphere is
(1) 7 : 10
(1) 7 : 10
(2) 5:7
(2) 5:7
(3) 10 : 7 (3) 10 : 7
(4) 2:5 (4) 2:5

44. The kinetic energies of a planet in an elliptical 44. Óí¾ö¿ `ÿæÀÿç¨{s FLÿ AæƒæLÿõ†ÿç Lÿä{Àÿ FLÿ S÷ÜÿÀÿ A, B H
orbit about the Sun, at positions A, B and C are C A¯ÿ×æ[ÿ{Àÿ S†ÿçfÉNÿç ¾$æLÿ÷{þ KA, KB H KC
KA, KB and KC, respectively. AC is the major A{s > AC {ÜÿDdç FLÿ ¯ÿxÿ Aä H SB, AC D¨{Àÿ
axis and SB is perpendicular to AC at the Óí¾ö¿ZÿÀÿ ×ç†ÿç S {Àÿ $#¯ÿæ{¯ÿ{Áÿ ALÿ Aµÿçàÿº >
position of the Sun S as shown in the figure.
†ÿæÜÿæ{Üÿ{àÿ {LÿDôsç vÿçLÿú >
Then

(1) KA < KB < K C
(1) KA < KB < K C

(2) KA > KB > K C (2) KA > KB > K C

(3) KB < KA < K C (3) KB < KA < K C

(4) KB > KA > K C (4) KB > KA > K C

45. A solid sphere is rotating freely about its 45. Éí[ÿ¿{Àÿ FLÿ Lÿvÿç[ÿ {SæàÿLÿ FÜÿæÀÿ Aä`ÿæÀÿç¨{s
symmetry axis in free space. The radius of the ¨÷†ÿçÓæþ¿ÀÿQ# þëNÿ{Àÿ WëÀÿëAdç > {SæàÿLÿÀÿ ¯ÿÖë†ÿ´Lÿë
sphere is increased keeping its mass same.
Which of the following physical quantities would Óþæ[ÿÀÿQ#, ¯ÿ¿æÓæ•öLÿë ¯ÿõ•çLÿÀÿæSàÿæ > {SæàÿLÿ ¨æBô
remain constant for the sphere ? [ÿçþ§àÿçQ#†ÿ {LÿDô {µÿò†ÿçLÿ ÀÿæÉçsç ×çÀÿ ÀÿÜÿç¯ÿ ?
(1) Angular velocity (1) {Lÿò~êß ¨Àÿç{¯ÿS
(2) Moment of inertia

(2) fxÿ†ÿ´ AæWí‚ÿö
(3) Rotational kinetic energy (3) Aæ¯ÿˆÿö[ÿêß S†ÿçfÉNÿç
(4) Angular momentum (4) {Lÿò~êß Óó{¯ÿS
LAACH/PP/Page 13 SPACE FOR ROUGH WORK English/Oriya

46. A mixture of 2·3 g formic acid and 4·5 g oxalic 46. 2.3 g üÿÀÿþçLÿú AþÈ F¯ÿó 4.5 g ALÿúfæàÿçLÿú AþÈÀÿ þçÉ÷~Lÿë
acid is treated with conc. H2SO4. The evolved SæÝ H2SO4 Óàÿúüÿ¿ëÀÿçLÿú AþÈ ÓÜÿç†ÿ ¨÷†ÿçLÿ÷çßæ LÿÀÿæB{àÿ
gaseous mixture is passed through KOH pellets. {¾Dô ¯ÿæØêß þçÉ÷~sç ¯ÿæÜÿæÀÿç¯ÿ †ÿæLÿë KOH ’ÿæ[ÿæ µÿç†ÿ{Àÿ
Weight (in g) of the remaining product at STP {’ÿB ¨÷¯ÿæÜÿç†ÿ Lÿàÿæ¨{Àÿ A¯ÿÉçÎ DŒæ’ÿÀÿ Hf[ÿ (g)
will be STP {Àÿ {Lÿ{†ÿ {Üÿ¯ÿ ?
(1) 1·4 (1) 1·4
(2) 3·0 (2) 3·0
(3) 2·8 (3) 2·8
(4) 4·4 (4) 4·4
47. Nitration of aniline in strong acidic medium also 47. F[ÿçàÿç[ÿúLÿë †ÿê¯ÿ÷ AþÈêß þæšþ{Àÿ [ÿæB{s÷Ó[ÿú Lÿ{àÿ Lÿçdç
gives m-nitroaniline because
m-[ÿæB{s÷æF[ÿçàÿç[ÿú ’ÿçF, LÿæÀÿ~
(1) In spite of substituents nitro group always
goes to only m-position. (1) Ó¯ÿúÓuç`ÿëF+ Ó{ˆÿ´ [ÿæB{s÷æSø¨ú Ó¯ÿë{¯ÿ{Áÿ {Lÿ¯ÿÁÿ
m-×æ[ÿLÿë ¾æF >
(2) In electrophilic substitution reactions
amino group is meta directive. (2) B{àÿ{Lÿu&÷æ[ÿçLÿ ¨÷†ÿç×æ¨[ÿ ¨÷†ÿçLÿ÷çßæ{Àÿ Fþç{[ÿæSø¨sç
m-¯ÿçÉæÓ’ÿ >
(3) In absence of substituents nitro group
always goes to m-position. (3) Ó¯ÿëÎç`ÿëF+ A[ÿë¨×ç†ÿç{Àÿ [ÿæB{s÷æSø¨ú Ó¯ÿë{¯ÿ{Áÿ
m-×æ[ÿLÿë ¾æF >
(4) In acidic (strong) medium aniline is present
as anilinium ion. (4) †ÿê¯ÿ÷ AþÈêß þæšþ{Àÿ F[ÿçàÿç[ÿú, F[ÿçàÿç[ÿçßþú
Aæß[ÿ µÿæ¯ÿ{Àÿ $æF >
48. Which of the following oxides is most acidic in
nature ? 48. [ÿçþ§àÿçQ#†ÿ AOÿæBxÿÓú þšÀÿë LÿçF ¨÷Lÿõ†ÿç{Àÿ Ó¯ÿëvÿæÀÿë A™#Lÿ
(1) MgO AþÈêß ?
(2) BeO (1) MgO
(3) BaO (2) BeO
(4) CaO (3) BaO

49. The difference between amylose and amylopectin (4) CaO
is 49. FþæB{àÿæfú H FþæB{àÿæ{¨Lÿúsç[ÿú þš{Àÿ ¨÷{µÿ’ÿ
(1) Amylopectin have 1  4 -linkage and {ÜÿDdç
1  6 -linkage
(1) FþæB{àÿæ{¨Lÿúsç[ÿúÀÿ 1  4 -Óó{¾æS F¯ÿó
(2) Amylose have 14 -linkage and 1  6 -Óó{¾æS Adç
1  6 -linkage
(2) FþæB{àÿæfúÀÿ 14 -Óó{¾æS F¯ÿó
(3) Amylopectin have 1  4 -linkage and 1  6 -Óó{¾æS Adç
1  6 -linkage (3) FþæB{àÿæ{¨Lÿúsç[ÿúÀÿ 1  4 -Óó{¾æS F¯ÿó
(4) Amylose is made up of glucose and 1  6 -Óó{¾æS Ad
galactose (4) FþæB{àÿæf Sâì{Lÿæf H SæàÿLÿú{sæfú ’ÿ´æÀÿæ Svÿç†ÿ
50. Regarding cross-linked or network polymers,
which of the following statements is incorrect ?
50. Lÿ÷ÓúàÿçZÿxÿú H {[ÿsú¯ÿæLÿö ¯ÿÜÿëÁÿLÿ þæ[ÿZÿ ¯ÿçÌß{Àÿ
(1) They contain covalent bonds between
[ÿçþ§àÿçQ#†ÿ {LÿDô DNÿçsç µÿíàÿú ?
various linear polymer chains. (1) ¯ÿçµÿçŸ {ÀÿðQ#Lÿ ¯ÿÜÿëÁÿLÿ Éõ\ÿÁÿ µÿç†ÿ{Àÿ ÓÜÿ{¾æfê
(2) They are formed from bi- and tri-functional ¯ÿ¤ÿ $æF >
monomers. (2) {Óþæ{[ÿ ’ÿëB F¯ÿó †ÿ÷çLÿ÷çßæŠLÿ þ{[ÿæþÀÿ vÿæÀÿë

(3) Examples are bakelite and melamine. Svÿç†ÿ >
(4) They contain strong covalent bonds in their (3) D’ÿæÜÿÀÿ~ Ó´Àÿí¨ {¯ÿLÿúàÿæBs H {þàÿæþæB[ÿú >
polymer chains. (4) ¯ÿÜÿëÁÿLÿ Éõ\ÿÁÿ{Àÿ ’ÿõÞ ÓÜÿ{¾æfê¯ÿ¤ÿ $æF >
LAACH/PP/Page 14 SPACE FOR ROUGH WORK English/Oriya

51. In the reaction 51. [ÿçþ§ ¨÷†ÿçLÿ÷çßæsç{Àÿ

the electrophile involved is
{LÿDô B{àÿ{Lÿu&÷æüÿæBàÿúsç fxÿç†ÿ ?
 
(1) dichloromethyl cation ( CHCl 2 ) (1) xÿæB{Lÿâæ{Àÿæþç$æßçàÿú Lÿæsæß[ÿ ( CHCl 2 )

 (2) üÿÀÿþçàÿú Lÿæsæß[ÿ ( CHO )
(2) formyl cation ( CHO )
(3) xÿæB{Lÿâæ{Àÿæþç$æßçàÿ F[ÿæß[ÿ ( )
(3) dichloromethyl anion ( )

(4) dichlorocarbene (:CCl2)
(4) xÿæB{Lÿâæ{Àÿæ LÿæÀÿ¯ÿç[ÿú (:CCl2)

52. Lÿæ{¯ÿæöOÿçàÿçLÿú AþÈþæ[ÿZÿÀÿ Ùÿës[ÿæZÿ †ÿæÀÿ †ÿëÁÿ[ÿêß Aæ~¯ÿçLÿ
52. Carboxylic acids have higher boiling points than SëÀÿë†ÿ´ $#¯ÿæ FàÿÝçÜÿæBxÿú, Lÿç{sæ[ÿú F¨ÀÿçLÿç Aæàÿú{LÿæÜÿàÿ
aldehydes, ketones and even alcohols of vÿæÀÿë þš A™#Lÿ > LÿæÀÿ~ FÜÿæÿ
comparable molecular mass. It is due to their
(1) formation of intramolecular H-bonding
(1) A~ëþš× D’ÿúfæ[ÿ-¯ÿ¤ÿ ¨æBô
(2) formation of carboxylate ion (2) LÿæÀÿ{¯ÿæOÿç{àÿsú Aæß[ÿ Svÿ[ÿ ¨æBô
(3) more extensive association of carboxylic (3) Lÿæ{¯ÿæöOÿçàÿçLÿú AþÈ µÿæƒÀÿ¯ÿæàÿZÿ AæLÿÌö~êß
acid via van der Waals force of attraction ¯ÿÁÿ’ÿ´æÀÿæ ¯ÿ¿æ¨Lÿ µÿæ¯ÿ{Àÿ ÓóÉâçÎ $æF
(4) formation of intermolecular H-bonding
(4) A;ÿ… A~ëLÿ D’ÿúfæ[ÿ-¯ÿ¤ÿ ¨æBô

53. Compound A, C8H10O, is found to react with 53. {¾òSçLÿ A, C8H10O Lÿë NaOI (Y ÓÜÿç†ÿ NaOH Àÿ
NaOI (produced by reacting Y with NaOH) and ¨÷†ÿçLÿ÷çßæÀÿë DŒŸ) ÓÜÿç†ÿ Óó{¾æSLÿ{àÿ FLÿ ¯ÿçÉçÎ
yields a yellow precipitate with characteristic
smell.
S¤ÿ$#¯ÿæ {SæsçF ÜÿÁÿ’ÿêAæ A¯ÿ¨æ†ÿ ’ÿçF >
A and Y are respectively A F¯ÿó Y ¾$æLÿ÷{þ

LAACH/PP/Page 15 SPACE FOR ROUGH WORK English/Oriya

54. The correct difference between first- and 54. ¨÷$þ Lÿ÷þ H ’ÿ´ç†ÿêß Lÿ÷þ ¨÷†ÿçLÿ÷çßæÀÿ ÓvÿçLÿú †ÿæÀÿ†ÿþ¿sç
second-order reactions is that
{ÜÿDdç
(1) the rate of a first-order reaction does not
depend on reactant concentrations; the rate (1) ¨÷$þ Lÿ÷þ ¨÷†ÿçLÿ÷çßæÀÿ ÜÿæÀÿ ¨÷†ÿçLÿæÀÿLÿÀÿ Óæ¢ÿ÷†ÿæ
of a second-order reaction does depend on D¨{Àÿ [ÿçµÿöÀÿ Lÿ{Àÿ [ÿæÜÿ] Lÿç;ÿë ’ÿ´ç†ÿêß Lÿ÷þ
reactant concentrations
¨÷†ÿçLÿæÀÿLÿÀÿ Óæ¢ÿ÷†ÿæ D¨{Àÿ [ÿçµÿöÀÿ Lÿ{Àÿ
(2) the half-life of a first-order reaction does not
depend on [A]0; the half-life of a (2) ¨÷$þ Lÿ÷þ ¨÷†ÿçLÿ÷çßæÀÿ A•öæßë [A]0ÿD¨Àÿ [ÿçµÿöÀÿ
second-order reaction does depend on [A]0 Lÿ{Àÿ [ÿæÜÿ] Lÿç;ÿë ’ÿ´ç†ÿêß Lÿ÷þ ¨÷†ÿçLÿ÷çßæÀÿ A•öæßë [A]0
(3) a first-order reaction can be catalyzed; a D¨{Àÿ [ÿçµÿöÀÿ Lÿ{Àÿ
second-order reaction cannot be catalyzed (3) ¨÷$þLÿ÷þ ¨÷†ÿçLÿ÷çßæ D†ÿú{¨÷Àÿç†ÿ {ÜÿæB ¨æÀÿç¯ÿ Lÿç;ÿë
(4) the rate of a first-order reaction does ’ÿ´ç†ÿêß Lÿ÷þ ¨÷†ÿçLÿ÷çßæ D†ÿú{¨÷Àÿç†ÿ {ÜÿæB ¨æÀÿç¯ÿ [ÿæÜÿ]
depend on reactant concentrations; the rate
of a second-order reaction does not depend (4) ¨÷$þ Lÿ÷þ ¨÷†ÿçLÿ÷çßæÀÿ ÜÿæÀÿ ¨÷†ÿçLÿæÀÿLÿ Óæ¢ÿ÷†ÿæ
on reactant concentrations D¨{Àÿ [ÿçµÿöÀÿ Lÿ{Àÿ Lÿç;ÿë ’ÿ´ç†ÿêß Lÿ÷þ ¨÷†ÿçLÿ÷çßæ
55. Among CaH2, BeH2, BaH2, the order of ionic [ÿçµÿöÀÿ Lÿ{Àÿ [ÿæÜÿ]
character is
(1) BeH2 < CaH2 < BaH2 55. CaH2, BeH2, BaH2 þš{Àÿ Aæ{ßæ[ÿçLÿ àÿä~Àÿ Lÿ÷þsç

(2) CaH2 < BeH2 < BaH2 (1) BeH2 < CaH2 < BaH2
(3) BeH2 < BaH2 < CaH2 (2) CaH2 < BeH2 < BaH2
(4) BaH2 < BeH2 < CaH2 (3) BeH2 < BaH2 < CaH2

56. Consider the change in oxidation state of (4) BaH2 < BeH2 < CaH2
Bromine corresponding to different emf values as
shown in the diagram below : 56. [ÿçþ§àÿçQ#†ÿ `ÿç†ÿ÷sç{Àÿ {¯ÿ÷æþç[ÿÀÿ ¯ÿçµÿçŸ B.Fþú.Füÿú. (emf)
þíàÿ¿ ÓÜÿç†ÿ fæÀÿ~ A¯ÿ×æÀÿ ¨Àÿç¯ÿˆÿö[ÿLÿë ¯ÿçaÿæÀÿ LÿÀÿ :

Then the species undergoing disproportionation
is
{LÿDô ¯ÿSösç{Àÿ ¯ÿçA[ÿë¨æ†ÿêLÿÀÿ~ Wsëdç ?
(1) Br O 3– (1) Br O 3–

(2) Br O 4–
(2) Br O 4–
(3) Br2
(3) Br2
(4) HBrO (4) HBrO

57. In which case is the number of molecules of water 57. {LÿDô ¨Àÿç×ç†ÿç{Àÿ fÁÿÀÿ A~ëÓóQ¿æ Ó¯ÿöæ™#Lÿ ?
maximum ?
(1) 18 mL of water (1) 18 mL fÁÿ
(2) 0·18 g of water (2) 0.18 g fÁÿ

(3) 0·00224 L of water vapours at 1 atm and
(3) 0.00224 L fÁÿêß ¯ÿæÑ 1 atm F¯ÿó 273 K {Àÿÿ
273 K
–3
(4) 10
–3
mol of water (4) 10 {þæàÿú fÁÿ

LAACH/PP/Page 16 SPACE FOR ROUGH WORK English/Oriya

58. Magnesium reacts with an element (X) to form an 58. þ¿æS[ÿçÓçßþú FLÿ {þòÁÿçLÿ (X) ÓÜÿç†ÿ ¨÷†ÿçLÿ÷çßæ LÿÀÿç FLÿ
ionic compound. If the ground state electronic Aæ{ßæ[ÿçLÿú {¾òSçLÿ ¨÷Öì†ÿ Lÿ{Àÿ > ¾’ÿç þíÁÿ A¯ÿ×æ{Àÿ (X)
2 2 3
configuration of (X) is 1s 2s 2p , the simplest Àÿ B{àÿ{Lÿu&÷æ[ÿçLÿ ¯ÿç[ÿ¿æÓ 1s2 2s2 2p3 ÜÿëF, †ÿæ{Üÿ{àÿ
formula for this compound is {¾òSçLÿÀÿ Ó¯ÿëvÿë ÓÀÿÁÿ Óó{Lÿ†ÿsç {Üÿàÿæ
(1) Mg2X3 (1) Mg2X3
(2) MgX2 (2) MgX2
(3) Mg2X (3) Mg2X
(4) Mg3X2 (4) Mg3X2
59. Iron exhibits bcc structure at room temperature.
Above 900C, it transforms to fcc structure. The 59. Lÿä †ÿæ¨þæ†ÿ÷æ{Àÿ AæBÀÿ[ÿú bcc AæLÿõ†ÿç {’ÿQæF > 900C
ratio of density of iron at room temperature to D¨{Àÿ FÜÿæ fcc Àÿí¨æ;ÿÀÿç†ÿ ÜÿëF > Lÿä†ÿæ¨þæ†ÿ÷æ H
that at 900C (assuming molar mass and atomic 900C {Àÿ AæBÀÿ[ÿúÀÿ W[ÿ†ÿ´Àÿ A[ÿë¨æ†ÿsç (AæBÀÿ[ÿúÀÿ
radii of iron remains constant with temperature) {þæàÿæÀÿ F¯ÿó FsþçLÿ ÀÿæÝçAæBLÿë †ÿæ¨þæ†ÿ÷ ÓÜÿç†ÿ ×çÀÿ
is
{¯ÿæàÿç ™Àÿæ¾æD)
3
(1) 3
2 (1)
2
4 3 4 3
(2) (2)
3 2 3 2
3 3 3 3
(3) (3)
4 2 4 2
1 1
(4) (4)
2 2
60. Which one is a wrong statement ?
60. [ÿçþ§àÿçQ#†ÿ DNÿç þšÀÿë {LÿDôsç µÿëàÿú ?
(1) Total orbital angular momentum of electron
in ‘s’ orbital is equal to zero. (1) ‘s’ LÿäLÿ{Àÿ $#¯ÿæ B{àÿLÿu&÷[ÿúÀÿ ÓþÖ Lÿäêß
(2) An orbital is designated by three quantum
{Lÿæ~êß Óó{¯ÿS Éë[ÿú ÓÜÿç†ÿ Óþæ[ÿú >
numbers while an electron in an atom is (2) FLÿ LÿäLÿ †ÿç{[ÿæsç Lÿ´æ+þú [ÿºÀÿ ’ÿ´æÀÿæ `ÿçÜÿ§ç†ÿ ÜÿëF
designated by four quantum numbers. F¯ÿó FLÿ B{àÿLÿu&÷[ÿú aÿæ{Àÿæsç Lÿ´æ+þú [ÿºÀÿ `ÿçÜÿ§ç†ÿ
(3) The electronic configuration of N atom is
ÜÿëF >
(3) N ¨Àÿþæ~ëÀÿ B{àÿLÿu&÷æ[ÿçLÿú ¯ÿç[ÿ¿æÓsç

(4) The value of m for d z 2 is zero.
(4) d z 2 ¨æBô m À þíàÿ¿ Éë[ÿú >
61. Consider the following species :
+ – 61. [ÿçþ§àÿçQ#†ÿ ¯ÿSöSëÝçLÿë ¯ÿçaÿæÀÿLÿë [ÿçA
CN , CN , NO and CN
+ –
Which one of these will have the highest bond CN , CN , NO F¯ÿó CN
order ? †ÿ[ÿ½šÀÿë LÿæÜÿæÀÿ Ó¯ÿëvÿæÀÿë A™#Lÿ ¯ÿ¤ÿLÿ÷þ ?
(1) NO (1) NO
– –
(2) CN

(2) CN
+ +
(3) CN (3) CN
(4) CN (4) CN

LAACH/PP/Page 17 SPACE FOR ROUGH WORK English/Oriya

62. Which of the following statements is not true for 62. Üÿæ{àÿæ{f[ÿþæ[ÿZÿ ¨æBô [ÿçþ§àÿçQ#†ÿ DNÿç þšÀÿë {LÿDôsç vÿçLÿú
halogens ?
[ÿë{Üÿô ?
(1) All form monobasic oxyacids. (1) Óþ{Ö þ{[ÿæ{¯ÿÓçLÿú AOÿçAþâ Svÿ[ÿ LÿÀÿ;ÿç >
(2) All are oxidizing agents. (2) Óþ{Ö fæÀÿ~ AµÿçLÿˆÿöæ >ÿÿ
(3) All but fluorine show positive oxidation (3) {üÿâæÀÿç[ÿú Lÿë dæÝç Óþ{Ö ™[ÿæŠLÿ fæÀÿ~ A¯ÿ×æ
states. {’ÿQæ;ÿç >
(4) Chlorine has the highest electron-gain (4) {LÿâæÀÿç[ÿÀÿ B{àÿLÿu&÷[ÿú {S[ÿú F[ÿú$æàÿ¨ç Ó¯ÿëvÿë
enthalpy. A™#Lÿ >
63. Which one of the following elements is unable to 63. [ÿçþ§àÿçQ#†ÿ {þòÁÿçLÿ þæ[ÿZÿ þšÀÿë LÿçF MF63 – Aæß[ÿ
3–
form MF6 ion ? Svÿ[ÿ LÿÀÿç¯ÿæ ¨æBô AÓþ$ö ?
(1) Ga (1) Ga
(2) Al
(2) Al
(3) B
(3) B
(4) In
(4) In
64. ClF3 AæLÿõ†ÿç{Àÿ {Lÿ¢ÿ÷çß ¨Àÿþæ~ë ‘Cl’ {Àÿ {Lÿ{†ÿ
64. In the structure of ClF3, the number of lone pairs
ÓóQ¿æ{Àÿ FLÿæLÿê B{àÿLÿu&÷[ÿú ¾ëS½ Adç ?
of electrons on central atom ‘Cl’ is
(1) {SæsçF
(1) one
(2) ’ÿëB
(2) two
(3) aÿæÀÿç
(3) four
(4) †ÿç[ÿç
(4) three
65. [ÿçþ§ÁÿçQ#†ÿ ™æ†ÿëSëÝçLÿ þšÀÿë LÿæÜÿæLÿë Aæàÿëþç[ÿæLÿë fæÀÿ~
65. Considering Ellingham diagram, which of the
following metals can be used to reduce alumina ?
LÿÀÿç¯ÿæ ¨æBô ¯ÿ¿¯ÿÜÿæÀÿ LÿÀÿç{Üÿ¯ÿ, FàÿçèÿÜÿæþú `ÿç†ÿ÷Lÿë
(1) Fe
¯ÿçaÿæÀÿLÿë {[ÿB ’ÿÉöæA >
(1) Fe
(2) Zn
(2) Zn
(3) Mg
(3) Mg
(4) Cu
(4) Cu
66. The correct order of atomic radii in group 13
elements is
66. Sø¨ú 13 Àÿ {þòÁÿçLÿ þæ[ÿZÿÀÿ ¨Àÿþæ~ë ¯ÿ¿æÓæ•ö SëÝçLÿÀÿ
ÓvÿçLÿ Lÿ÷þsç ¯ÿæd
(1) B < Al < In < Ga < Tl
(1) B < Al < In < Ga < Tl
(2) B < Al < Ga < In < Tl (2) B < Al < Ga < In < Tl
(3) B < Ga < Al < Tl < In (3) B < Ga < Al < Tl < In
(4) B < Ga < Al < In < Tl (4) B < Ga < Al < In < Tl

67. The correct order of N-compounds in its 67. [ÿçþ§àÿçQ#†ÿ {¾òSçLÿ SëÝçLÿ þšÀÿë {¾Dô Lÿ÷þsç{Àÿ ÓvÿçLÿú
decreasing order of oxidation states is µÿæ{¯ÿ N-À fæÀÿ~ A¯ÿ×æ Lÿ÷þÜÿ÷æÓç†ÿ µÿæ¯ÿ{Àÿ Adç †ÿæLÿë
(1) HNO3, NO, N2, NH4Cl ’ÿÉöæA ÿ
(1) HNO3, NO, N2, NH4Cl
(2) HNO3, NO, NH4Cl, N2

(2) HNO3, NO, NH4Cl, N2
(3) HNO3, NH4Cl, NO, N2
(3) HNO3, NH4Cl, NO, N2
(4) NH4Cl, N2, NO, HNO3 (4) NH4Cl, N2, NO, HNO3
LAACH/PP/Page 18 SPACE FOR ROUGH WORK English/Oriya

68. On which of the following properties does the 68. Aæß[ÿúÀÿ ’ÿæ[ÿæ™æÀÿ~ ÉNÿç [ÿçþ§¨÷’ÿˆÿ {LÿDô Së~ SëÝçLÿ
coagulating power of an ion depend ?
D¨{Àÿ [ÿçµÿöÀÿ Lÿ{Àÿ ?
(1) The magnitude of the charge on the ion
alone (1) {Lÿ¯ÿÁÿ Aæß[ÿúÀÿ aÿæföÀÿ ¨Àÿçþæ~ D¨{Àÿ
(2) Size of the ion alone (2) {Lÿ¯ÿÁÿ Aæß[ÿúÀÿ AæLÿæÀÿ D¨{Àÿ
(3) Both magnitude and sign of the charge on
(3) Dµÿß aÿæföÀÿ ¨Àÿçþæ~ H `ÿçÜÿ§ D¨{Àÿ
the ion
(4) The sign of charge on the ion alone (4) {Lÿ¯ÿÁÿ Aæß[ÿúÀÿ aÿæföÀÿ `ÿçÜÿ§ D¨{Àÿ

69. Following solutions were prepared by mixing 69. [ÿçþ§àÿçQ#†ÿ ’ÿ÷¯ÿ~SëÝçLÿ µÿ矵ÿçŸ Aæ߆ÿ[ÿ H Óæ¢ÿ÷†ÿæÀÿ
different volumes of NaOH and HCl of different NaOH F¯ÿó HCl {[ÿB ¨÷Öìë†ÿ {ÜÿæBdç :
concentrations : M M
a. 60 mL HCl + 40 mL NaOH
M M 10 10
a. 60 mL HCl + 40 mL NaOH
10 10 M M
b. 55 mL HCl + 45 mL NaOH
M M 10 10
b. 55 mL HCl + 45 mL NaOH
10 10 M M
c. 75 mL HCl + 25 mL NaOH
M M 5 5
c. 75 mL HCl + 25 mL NaOH
5 5 M M
d. 100 mL HCl + 100 mL NaOH
M M 10 10
d. 100 mL HCl + 100 mL NaOH
10 10
Fþæ[ÿZÿ þšÀÿë LÿæÜÿæÀÿ pH þíàÿ¿ 1 ÓÜÿç†ÿ Óþæ[ÿ ?
pH of which one of them will be equal to 1 ?
(1) b
(1) b
(2) a
(2) a
(3) d
(3) d
(4) c
(4) c
70. The solubility of BaSO4 in water is 70. BaSO4 À fÁÿ{Àÿ ’ÿ÷¯ÿ~ê߆ÿæ 298 K {Àÿ
–3 –1
2·42  10
–3
gL
–1
at 298 K. The value of its 2·42  10 gL {Üÿ{àÿ FÜÿæÀÿ ’ÿ÷æ¯ÿ¿†ÿæ Së~üÿÁÿ
solubility product (Ksp) will be (Ksp) sç
(Given molar mass of BaSO4 = 233 g mol )
–1 (¨÷’ÿˆÿ BaSO4 Àÿ {þæàÿæÀÿ þæÓú = 233 g mol–1)
–10 2 –2 –10 2 –2
(1) 1·08  10 mol L (1) 1·08  10 mol L
–12 2 –2 –12 2 –2
(2) 1·08  10 mol L (2) 1·08  10 mol L
–14 2 –2 –14 2 –2
(3) 1·08  10 mol L (3) 1·08  10 mol L
–8 2 –2 –8 2 –2
(4) 1·08  10 mol L (4) 1·08  10 mol L
71. Given van der Waals constant for NH3, H2, O2 71. NH3, H2, O2 F¯ÿó CO2 Àÿ µÿæƒÀÿH´æàÿZÿ ×çÀÿæZÿ
and CO2 are respectively 4·17, 0·244, 1·36 and
¾™æLÿ÷{þ 4·17, 0·244, 1·36 F¯ÿó 3·59. Fþæ[ÿZÿ þšÀÿë
3·59, which one of the following gases is most
easily liquefied ?
{LÿDô ¯ÿæÑsç Që¯ÿú ÓÜÿf{Àÿ †ÿÀÿÁÿêLÿõ†ÿ {Üÿ¯ÿ ?
(1) NH3 (1) NH3

(2) H2 (2) H2

(3) O2 (3) O2
(4) CO2 (4) CO2

LAACH/PP/Page 19 SPACE FOR ROUGH WORK English/Oriya

72. The compound A on treatment with Na gives B, 72. {¾òSçLÿ A Lÿë Na ÓÜÿç†ÿ Óó{¾æS Lÿ{àÿ B ’ÿçF > F¯ÿó
and with PCl5 gives C. B and C react together to PCl5 ÓÜÿç†ÿ C ’ÿçF > B F¯ÿó C ¨ÀÿØÀÿ þçÉç
give diethyl ether. A, B and C are in the order
xÿæB-B$æBàÿ B$Àÿ ’ÿçA;ÿç > A, B F¯ÿó C Àÿ Lÿ÷þsç
(1) C2H5OH, C2H6, C2H5Cl
(1) C2H5OH, C2H6, C2H5Cl
(2) C2H5OH, C2H5Cl, C2H5ONa
(2) C2H5OH, C2H5Cl, C2H5ONa
(3) C2H5Cl, C2H6, C2H5OH
(3) C2H5Cl, C2H6, C2H5OH
(4) C2H5OH, C2H5ONa, C2H5Cl
(4) C2H5OH, C2H5ONa, C2H5Cl

73. Hydrocarbon (A) reacts with bromine by
73. ÜÿæB{xÿ÷æLÿæ¯ÿö[ÿú (A) {¯ÿ÷æþç[ÿú ÓÜÿç†ÿ ¨÷†ÿç×æ¨[ÿ ¨÷†ÿçLÿ÷çßæ
substitution to form an alkyl bromide which by
Wurtz reaction is converted to gaseous LÿÀÿç FLÿ AæàÿLÿçàÿú {¯ÿ÷æþæBxÿú Svÿ[ÿ Lÿ{Àÿ > ¾æÜÿæLÿç Dgö
hydrocarbon containing less than four carbon ¨÷†ÿçLÿ÷çßæ ’ÿ´æÀÿæ aÿæ{Àÿæsç Lÿþú AèÿæÀÿ ¨Àÿþæ~ë$#¯ÿæ ¯ÿæÑêß
atoms. (A) is ÜÿæB{xÿ÷æLÿæ¯ÿö[ÿ {Àÿ ¨Àÿç¯ÿˆÿ}†ÿ ÜÿëF > †ÿæÜÿæ{àÿ (A) {ÜÿDdç
(1) CH  CH
(1) CH  CH
(2) CH2 = CH2
(2) CH2 = CH2
(3) CH3 – CH3
(3) CH3 – CH3
(4) CH4
(4) CH4
74. The compound C7H8 undergoes the following
reactions :
74. {¾òSçLÿ C7H8 [ÿçþ§àÿçQ#†ÿ ¨÷†ÿçLÿ÷çßæ {’ÿB S†ÿç Lÿ{Àÿ :

The product ‘C’ is DŒæ’ÿ ‘C’ {ÜÿDdç
(1) m-bromotoluene (1) m-{¯ÿ÷æ{þæ sàÿ¿ë[ÿú
(2) o-bromotoluene (2) o-{¯ÿ÷æ{þæ sàÿ¿ë[ÿú

(3) 3-bromo-2,4,6-trichlorotoluene (3) 3-{¯ÿ÷æ{þæ-2,4,6-sæB{LÿÈæ{Àÿæ sàÿ¿ë[ÿú
(4) p-{¯ÿ÷æ{þæ sàÿ¿ë[ÿú
(4) p-bromotoluene

75. Which oxide of nitrogen is not a common 75. ¨÷æLÿõ†ÿçLÿ F¯ÿó þæ[ÿ¯ÿêß Lÿæ¾ö¿ {¾æSë ¯ÿæßëþƒÁÿLÿë ¨÷{¯ÿÉ
pollutant introduced into the atmosphere both LÿÀÿë$#¯ÿæ [ÿæB{s÷æ{f[ÿúÀÿ {LÿDô AOÿæBxÿúsç FLÿ Óæ™æÀÿ~
due to natural and human activity ? ¨÷’ÿíÌ~LÿæÀÿê [ÿë{Üÿô ?
(1) N2O5 (1) N2O5
(2) NO2 (2) NO2

(3) N2O (3) N2O
(4) NO (4) NO
LAACH/PP/Page 20 SPACE FOR ROUGH WORK English/Oriya

76. For the redox reaction 76. [ÿçþ§ ¨÷’ÿˆÿ ¯ÿçfæÀÿ~-fæÀÿ~ ¨÷†ÿçLÿ÷çßæÀÿ
– + 2+ – + 2+
Mn O 4– + C2 O42 + H  Mn + CO2 + H2O Mn O 4– + C2 O42 + H  Mn + CO2 + H2O
the correct coefficients of the reactants for the Ó;ÿëÁÿç†ÿ ¨÷†ÿçLÿ÷çßæ{Àÿ ¨÷†ÿçLÿæÀÿLÿÀÿ ÓvÿçLÿú Së~Lÿ SëÝçLÿ
balanced equation are +
Mn O 4– C 2O 2 – H
+ 4
Mn O 4– C 2O 2 – H
4
(1) 16 5 2
(1) 16 5 2
(2) 2 5 16
(2) 2 5 16
(3) 2 16 5
(3) 2 16 5
(4) 5 16 2 (4) 5 16 2

77. Which one of the following conditions will favour 77. [ÿçþ§¨÷’ÿˆÿ Óˆÿöæ¯ÿÁÿê þšÀÿë {LÿDôsç ¨÷†ÿçLÿ÷çßæsç{Àÿ Ó¯ÿöæ™#Lÿ
maximum formation of the product in the DŒæ’ÿ Svÿ[ÿ ¨æBô ÓæÜÿ澿 LÿÀÿç¯ÿ
reaction,
A2 (g) + B2 (g)  X2 (g) rH = – X kJ ?
A2 (g) + B2 (g) 
X2 (g) rH = – X kJ ?
(1) Low temperature and high pressure
(1) Lÿþú Dˆÿæ¨ F¯ÿó A™#Lÿ aÿæ¨
(2) Low temperature and low pressure (2) Lÿþú Dˆÿæ¨ F¯ÿó aÿæ¨
(3) High temperature and high pressure (3) A™#Lÿ Dˆÿæ¨ F¯ÿó aÿæ¨
(4) High temperature and low pressure
(4) A™#Lÿ Dˆÿæ¨ F¯ÿó Lÿþú aÿæ¨
78. The correction factor ‘a’ to the ideal gas equation
corresponds to
78. Aæ’ÿÉö ¯ÿæÑ ¨÷†ÿçLÿ÷çßæ{Àÿ Éë• LÿæÀÿLÿ ‘a’ LÿæÜÿæ ÓÜÿç†ÿ
(1) density of the gas molecules
A[ÿëÀÿí¨ê
(2) volume of the gas molecules (1) ¯ÿæÑêß A~ëSëÝçLÿÀÿ W[ÿ†ÿ´
(3) electric field present between the gas (2) ¯ÿæÑêß A~ëSëÝçLÿÀÿ Aæ߆ÿ[ÿ
molecules
(3) ¯ÿæÑêß A~ëSëÝçLÿ þš{Àÿ $#¯ÿæ {¯ÿð’ÿ¿ë†ÿçLÿ {ä†ÿ÷
(4) forces of attraction between the gas
molecules (4) ¯ÿæÑêß A~ëSëÝçLÿ þš{Àÿ $#¯ÿæ AæLÿÌö~êß ¯ÿÁÿ

79. When initial concentration of the reactant is 79. FLÿ AµÿçLÿæÀÿLÿÀÿ ¨÷æÀÿ»çLÿ Óæ¢ÿ÷†ÿæ ’ÿ´çSë~ç†ÿ Lÿ{àÿ,
doubled, the half-life period of a zero order
reaction Éë[ÿ¿Lÿ÷þ ¨÷†ÿçLÿ÷çßæ{Àÿ †ÿæÀÿ A•öæßëLÿæÁÿsç
(1) is halved (1) A™æ {ÜÿæB¾æF
(2) is doubled (2) ’ÿ´çSë~ç†ÿ ÜÿëF
(3) is tripled
(3) †ÿ÷çSë~ç†ÿ ÜÿëF
(4) remains unchanged
(4) A¨Àÿç¯ÿˆÿ}†ÿ Àÿë{Üÿ
80. The bond dissociation energies of X2, Y2 and XY
are in the ratio of 1 : 0·5 : 1. H for the formation 80. X2, Y2 F¯ÿó XY Àÿ ¯ÿ¤ÿ ¯ÿç{ßæf[ÿ ÉNÿçÀÿ A[ÿë¨æ†ÿsç
–1
–1
of XY is – 200 kJ mol . The bond dissociation 1 : 0.5 : 1 > XY Svÿ[ÿ ¨æBô H = – 200 kJ mol
energy of X2 will be {Üÿ{àÿ X2 Àÿ ¯ÿ¤ÿ ¯ÿç{ßæf[ÿ ÉNÿç sç
–1 –1
(1) 200 kJ mol (1) 200 kJ mol
–1 –1
(2) 100 kJ mol (2) 100 kJ mol

–1 –1
(3) 800 kJ mol (3) 800 kJ mol
–1 –1
(4) 400 kJ mol (4) 400 kJ mol

LAACH/PP/Page 21 SPACE FOR ROUGH WORK English/Oriya

81. Identify the major products P, Q and R in the 81. [ÿçþ§àÿçQ#†ÿ ¨÷†ÿçLÿ÷çßæ A[ÿëLÿ÷þsç{Àÿ þëQ¿ DŒæ’ÿ P, Q F¯ÿó
following sequence of reactions :
R Lÿë sçÜÿ§æAæ :

82. [ÿçþ§àÿçQ#†ÿ {¾òSçLÿ þæ[ÿZÿ þšÀÿë LÿçF fëBsÀAæß[ÿ Svÿ[ÿ
82. Which of the following compounds can form a
zwitterion ?
LÿÀÿç ¨æÀÿç¯ÿ ?
(1) Aniline (1) F[ÿçàÿç[ÿú
(2) Acetanilide (2) FÓçsæ[ÿçàÿæBxÿú

(3) Benzoic acid (3) {¯ÿ[ÿú{fæBLÿú FÓçxÿú
(4) Glycine (4) SâæBÓç[ÿú
LAACH/PP/Page 22 SPACE FOR ROUGH WORK English/Oriya

83. The type of isomerism shown by the complex 83. [CoCl2(en)2] {Àÿ {LÿDô ¨÷LÿæÀÿ Óþ¯ÿ߯ÿ†ÿæ
[CoCl2(en)2] is
{’ÿQæ¾æF ?
(1) Geometrical isomerism (1) f¿æþç†ÿçLÿ Óþæ¯ÿ߯ÿ†ÿæ
(2) Coordination isomerism
(2) Ó¯ÿSö Óþæ¯ÿ߯ÿ†ÿæ
(3) Ionization isomerism
(3) Aæ{ßæ[ÿæB{fÓ[ÿú Óþæ¯ÿ߯ÿ†ÿæ
(4) Linkage isomerism
(4) Óó{¾æSê Óþæ¯ÿ߯ÿ†ÿæ
84. Which one of the following ions exhibits
d-d transition and paramagnetism as well ? 84. [ÿçþ§àÿçQ#†ÿ Aæß[ÿSëÝçLÿ þšÀÿë LÿçF d-d A¯ÿ×æ;ÿÀÿ ÓÜÿç†ÿ
(1) CrO 4
2– ¨æÀÿæ {þSú{[ÿsçLÿú Së~ ¨÷’ÿÉö[ÿ Lÿ{Àÿ
2–
2– (1) CrO 4
(2) Cr2O7
2–
–
(2) Cr2O7
(3) MnO 4
–
(3) MnO 4
2–
(4) MnO 4 2–
(4) MnO 4
85. The geometry and magnetic behaviour of the
complex [Ni(CO)4] are 85. [Ni(CO)4] ÓóLÿëÁÿÀÿ f¿æþç†ÿçH `ÿëºLÿêß ¨÷Lÿõ†ÿç {ÜÿDdç

(1) square planar geometry and diamagnetic (1) {ÔÿæßæÀÿ ¨âæ[ÿæÀÿ f¿æþç†ÿç F¯ÿó xÿæB{þSú{[ÿsçLÿ
(2) tetrahedral geometry and diamagnetic (2) {ss÷æ{Üÿf÷æàÿú f¿æþç†ÿç F¯ÿó xÿæB{þSú{[ÿsçLÿú
(3) square planar geometry and paramagnetic (3) {ÔÿæßæÀÿ ¨âæ[ÿæÀÿ f¿æþç†ÿç F¯ÿó ¨æÀÿæ{þSú{[ÿsçLÿú
(4) tetrahedral geometry and paramagnetic (4) {ss÷æ{Üÿxÿ÷æàÿú f¿æþç†ÿç F¯ÿó ¨æÀÿæ{þSú{[ÿsçLÿú
86. Iron carbonyl, Fe(CO)5 is 86. AæBÀÿ[ÿú LÿæÀÿ{¯ÿæ[ÿçàÿú Fe(CO)5 {ÜÿDdç
(1) tetranuclear (1) aÿæÀÿç [ÿæµÿçLÿêß
(2) mononuclear (2) FLÿ [ÿæµÿçLÿêß
(3) trinuclear (3) †ÿ÷ç [ÿæµÿçLÿêß
(4) dinuclear (4) ’ÿ´ç [ÿæµÿçLÿêß
87. Match the metal ions given in Column I with the 87. Ö» I Àÿ {þsæàÿ Aæß[ÿ SëxÿçLÿë Ö» II Aæß[ÿÀÿ Wí‚ÿö[ÿ
spin magnetic moments of the ions given in
Column II and assign the correct code :
`ÿëºLÿêß AæWí‚ÿö ÓÜÿç†ÿ þçÁÿæB ÓvÿçLÿú Óó{Lÿ†ÿ ’ÿçA :
Column I Column II
Ö» I Ö» II`
3+
3+ a. Co i. 8 B.M.
a. Co i. 8 B.M.
3+
3+ b. Cr ii. 35 B.M.
b. Cr ii. 35 B.M.
3+
3+ c. Fe iii. 3 B.M.
c. Fe iii. 3 B.M.
2+
2+
d. Ni iv. 24 B.M.
d. Ni iv. 24 B.M.
v. 15 B.M.
v. 15 B.M.
a b c d
a b c d
(1) iv v ii i (1) iv v ii i

(2) i ii iii iv (2) i ii iii iv
(3) iv i ii iii (3) iv i ii iii
(4) iii v i ii (4) iii v i ii
LAACH/PP/Page 23 SPACE FOR ROUGH WORK English/Oriya

88. Which of the following is correct with respect to 88. Ó¯ÿúÎç`ÿëF+ þæ[ÿZÿ A – I ¨÷µÿæ¯ÿ A[ÿë¾æßê [ÿçþ§àÿçQ#†ÿ
– I effect of the substituents ? (R = alkyl)
{LÿDô Lÿ÷þsç ÓvÿçLÿú ? (R = GàÿLÿçàÿ)
(1) – NH2 < – OR < – F
(1) – NH2 < – OR < – F
(2) – NR2 < – OR < – F
(2) – NR2 < – OR < – F
(3) – NH2 > – OR > – F
(3) – NH2 > – OR > – F
(4) – NR2 > – OR > – F
(4) – NR2 > – OR > – F
89. Which of the following carbocations is expected to
be most stable ? 89. [ÿçþ§àÿçQ#†ÿ Lÿæ{¯ÿæöLÿæsæß[ÿ þæ[ÿZÿ þšÀÿë {LÿDôsç Ó¯ÿëvÿæÀÿë
×æßê {¯ÿæàÿç AæÉæ LÿÀÿæ¾æF ?

90. Which of the following molecules represents the
2 2 90. [ÿçþ§àÿçQ#†ÿ A~ëþæ[ÿZÿ þšÀÿë LÿçF sp2, sp2, sp, sp Lÿ÷þÀÿ
order of hybridisation sp , sp , sp, sp from left to
right atoms ?
ÓóLÿÀÿ~ ¯ÿæþÀÿë xÿæÜÿæ~ ¨Àÿþæ~ëþæ[ÿZÿ þš{Àÿ {’ÿQæF
(1) HC  C – C  CH (1) HC  C – C  CH

(2) CH2 = CH – C  CH (2) CH2 = CH – C  CH

(3) CH2 = CH – CH = CH2 (3) CH2 = CH – CH = CH2

(4) CH3 – CH = CH – CH3 (4) CH3 – CH = CH – CH3

LAACH/PP/Page 24 SPACE FOR ROUGH WORK English/Oriya

91. The experimental proof for semiconservative 91. [ÿçþ§àÿçQç†ÿ þšÀÿë {LÿDô$#{Àÿ ¨÷${þ xÿç.F[ÿ.F.Àÿ
replication of DNA was first shown in a A•}Àÿä~ÉêÁÿ ¨÷†ÿçSvÿ[ÿ ¨æBô ¨Àÿêä~ ¨÷þæ~ç†ÿ {Üÿ¯ÿæÀÿ
(1) Fungus {’ÿQæ¾æB$#àÿæ ?
(2) Bacterium (1) Lÿ¯ÿLÿ
(3) Plant (2) ¯ÿ¿æLÿú{sÀÿçßþ
(4) Virus (3) D—ÿç’ÿ
92. Select the correct statement : (4) µÿí†ÿæ~ë
(1) Franklin Stahl coined the term ‘‘linkage’’. 92. ÓvÿçLÿú DNÿçsçLÿë ¯ÿæd :
(2) Punnett square was developed by a British (1) üÿ÷æZÿúàÿç[ÿú Îàÿú ‘‘SëxÿæÓí†ÿ÷çLÿæ’’ ɱÿ D—ÿæ¯ÿ[ÿ
scientist. LÿÀÿç$#{àÿ >
(3) Spliceosomes take part in translation. (2) ¯ÿ÷çsçÉú {¯ÿðjæ[ÿçLÿZÿ ’ÿ´æÀÿæ ¨{[ÿsú {ÔÿæßæÀÿ D—ÿæ¯ÿ[ÿ
(4) Transduction was discovered by S. Altman. {ÜÿæB$#àÿæ >
93. Offsets are produced by (3) s÷æ[ÿÛ{àÿÓ[ÿú {Àÿ ØæàÿçÓçH{fæþÓú µÿæS [ÿçA;ÿç >
(1) Meiotic divisions (4) FÓú. Aàÿsúþ¿æ[ÿZÿ ’ÿ´æÀÿæ s÷æ[ÿÛxÿLÿ Ó[ÿ D—ÿæ¯ÿ[ÿ
(2) Mitotic divisions {ÜÿæB$#àÿæ >
(3) Parthenocarpy 93. ‘Aüÿú{Ósú’ SëxÿçLÿ LÿæÜÿæ’ÿ´æÀÿæ DŒŸ ÜÿëA;ÿç ?
(4) Parthenogenesis (1) A•ö ¯ÿçµÿæf[ÿ
94. Which of the following pairs is wrongly (2) Óþ ¯ÿçµÿæf[ÿ
matched ? (3) A[ÿç{ÌLÿ üÿÁÿ[ÿ ÿ
(1) Starch synthesis in pea : Multiple alleles (4) A[ÿç{ÌLÿ f[ÿ[ÿ
(2) ABO blood grouping : Co-dominance 94. [ÿçþ§àÿçQç†ÿ þšÀÿë {LÿDô {¾æxÿæsç µÿíàÿ {¾æxÿæ¾æBdç ?
(3) XO type sex : Grasshopper (1) þsÀÿ{Àÿ þƒf Óó{ÉâÌ~ : ¯ÿÜÿë ¾ëS½ ¯ÿçLÿÅÿê
determination (2) ABO ÀÿNÿ ¯ÿSö : ÓÜÿ ¨÷µÿæ¯ÿê
(3) XO sæB¨ú àÿçèÿ [ÿçÀÿë¨~ : lç+ç
(4) T.H. Morgan : Linkage
(4) sç.Fã. þÀÿúSæ[ÿú : {¾æSÓí†ÿ÷çLÿæ
95. Which of the following flowers only once in its
life-time ? 95. [ÿçþ§àÿçQç†ÿ þšÀÿë {LÿDô$#{Àÿ fê¯ÿ[ÿLÿæÁÿ µÿç†ÿ{Àÿ ${Àÿ
(1) Bamboo species þæ†ÿ÷ üÿëàÿSëxÿçLÿ AæÓ;ÿç
(2) Jackfruit (1) ¯ÿæDôÉ fæ†ÿç
(3) Mango (2) ¨~Ó
(4) Papaya (3) Aæº
96. Select the correct match : (4) Aþõ†ÿµÿƒæ
(1) Alec Jeffreys – Streptococcus 96. ÓvÿçLÿú Óó{¾æSêLÿÀÿ~Lÿë ¯ÿæd :
pneumoniae (1) F{àÿLÿ {¾üÿ÷çÓú – {Î{¨uæ{LÿæLÿÓú
(2) Alfred Hershey and – TMV [ÿç{þæ[ÿçAæ
Martha Chase
(2) Aæàÿú{üÿ÷xÿú ÜÿÀÿÓç F¯ÿó – sç.Fþú.µÿç.
þæ$öæ {ãÓú
(3) Matthew Meselson – Pisum sativum (3) þæ$¿ë {þ{ÓàÿúÓ[ÿú – ¨æBÓþ ÓæsæBµÿþú
and F. Stahl F¯ÿó Füÿú. Îàÿú
(4) Francois Jacob and – Lac operon (4) üÿ÷æ[ÿú{LÿæBÓú f¿æLÿ¯ÿú – àÿ¿æLÿú A{¨Àÿ[ÿ
Jacques Monod F¯ÿó f¿æLÿú {þæ{[ÿæÓú
97. Which of the following has proved helpful in 97. [ÿçþ§àÿçQç†ÿ þšÀÿë {LÿDôsç ¨ÀÿæSLÿë fê¯ÿæ̽ Àÿí¨{Àÿ
preserving pollen as fossils ? ÓóÀÿäç†ÿ LÿÀÿç ÀÿQç¯ÿæ{Àÿ ÓæÜÿ澿LÿæÀÿê ÜÿëF ?
(1) Pollenkitt (1) {¨æ{àÿ[ÿúLÿçsú

(2) Cellulosic intine (2) {Óàÿë{àÿæfçLÿú B[ÿúsæB[ÿú
(3) Oil content (3) AFàÿú Lÿ{+sú
(4) Sporopollenin (4) {Øæ{Àÿæ¨{àÿ[ÿç[ÿú

LAACH/PP/Page 25 SPACE FOR ROUGH WORK English/Oriya

98. Stomatal movement is not affected by 98. [ÿç{þ§æNÿ þšÀÿë LÿæÜÿæ’ÿ´æÀÿæ {ÖæþÀÿ `ÿÁÿ[ÿ ¨÷µÿæ¯ÿç†ÿ ÜÿëF
(1) Temperature [ÿæÜÿ] ?
(2) Light (1)†ÿæ¨þæ†ÿ÷æ
(3) O2 concentration (2)Aæ{àÿæLÿ
(4) CO2 concentration (3)O2 SæÞ†ÿæ
(4)CO2 SæÞ†ÿæ
99. The stage during which separation of the paired
homologous chromosomes begins is 99. [ÿçþ§àÿçQç†ÿ {LÿDô A¯ÿ×æ{Àÿ ’ÿëBsç Ó’ÿõÉ Së~Óí†ÿ÷ SëxÿçLÿ
(1) Pachytene ¨õ$Lÿ {Üÿ¯ÿæLÿë AæÀÿ» LÿÀÿ;ÿç ?
(2) Diplotene (1) ¨æBLÿçsç[ÿú
(3) Diakinesis (2) xÿç{¨âæsç[ÿú
(3) xÿæBAæLÿæB{[ÿÓçÓú
(4) Zygotene
(4) fæB{Sæsç[ÿú
100. The two functional groups characteristic of
sugars are 100. ÉLÿöÀÿæ Svÿ[ÿ{Àÿ {LÿDô ’ÿëBsç Lÿæ¾ö¿LÿæÀÿç ’ÿÁÿ $æAæ;ÿç ?
(1) hydroxyl and methyl (1) ÜÿæB{xÿ÷æOÿçàÿú F¯ÿó þç$æBàÿú
(2) carbonyl and methyl (2) Lÿæ{¯ÿæö[ÿçàÿú F¯ÿó þç$æBàÿú
(3) Lÿæ{¯ÿæö[ÿçàÿú F¯ÿó üÿÓú{üÿsú
(3) carbonyl and phosphate
(4) Lÿæ{¯ÿæö[ÿçàÿú F¯ÿó ÜÿæB{xÿ÷æOÿçàÿú
(4) carbonyl and hydroxyl
101. Which of the following is not a product of light 101. [ÿçþ§àÿçQç†ÿ þšÀÿë {LÿDôsç Aæ{àÿæLÿ Óó{ÉâÌ~Àÿ Aæ{àÿæLÿ
reaction of photosynthesis ? ¨÷Lÿ÷çßæÀÿ FLÿ D¨æ’ÿæ[ÿ [ÿë{Üÿô ?
(1) ATP (1) ATP
(2) NADH
(2) NADH
(3) NADPH
(3) NADPH
(4) Oxygen
(4) Oxygen
102. Stomata in grass leaf are
102. WæÓ ¨†ÿ÷ {Àÿ {LÿDô ¨÷LÿæÀÿ {Öæþ {’ÿQæ¾æF ?
(1) xÿºÀÿë AæLÿõ†ÿçÀÿ
(1) Dumb-bell shaped
(2) ¯ÿõLÿLÿú AæLÿõ†ÿçÀÿ
(2) Kidney shaped (3) Aæ߆ÿæLÿæÀÿ
(3) Rectangular (4) [ÿÁÿê AæLÿõ†ÿçÀÿ
(4) Barrel shaped
103. [ÿçþ§àÿçQç†ÿ þšÀÿë {LÿDôsç ¨÷æLÿú[ÿ¿Îçß [ÿë{Üÿô ?
103. Which among the following is not a prokaryote ? (1) ÓæLÿæ{ÀÿæþæB{ÓÓú
(1) Saccharomyces (2) þæB{Lÿæ¯ÿ¿æLÿ{sÀÿçAþú
(2) Mycobacterium (3) [ÿÎLÿú
(3) Nostoc (4) HÓçàÿæ{sæÀÿçAæ
(4) Oscillatoria
[ÿç[ÿ¿Îç ¨æBô [ÿçþ§àÿçQ#†ÿ þšÀÿë {LÿDôsç Ó†ÿ¿ A{s ?
104.
104. Which of the following is true for nucleolus ? (1) ¯ÿçµÿæfç†ÿ {LÿæÌ{Àÿ ¯ÿõÜÿ†ÿú [ÿçDLÿâçHàÿæB SëxÿçLÿ
(1) Larger nucleoli are present in dividing cells. D¨×ç†ÿ $æAæ;ÿç >
(2) It is a membrane-bound structure. (2) FÜÿæ {SæsçF lçàÿâêÀÿÜÿç†ÿ Svÿ[ÿ >
(3) It takes part in spindle formation. (3) †ÿLÿöë †ÿçAæÀÿç LÿÀÿç¯ÿæ{Àÿ AóÉ S÷Üÿ~ Lÿ{Àÿ >
(4) It is a site for active ribosomal RNA (4) FÜÿæ Àÿæ{¯ÿæ{fæþæàÿ RNA ¨ëÎçÓæÀÿ Óó{ÉâÌ~
synthesis. ¨æBô FLÿ Lÿæ¾ö¿LÿæÀÿê ¨æÉ´ö >
105. The Golgi complex participates in
105. Sàÿúfç Lÿ{¸âOÿ [ÿç{þ§æNÿ {LÿDô$#{Àÿ µÿæS [ÿçF ?
(1) Fatty acid breakdown (1) üÿ¿æsç FÓçxÿú ¯ÿçQƒç†ÿ {Üÿ¯ÿæ{Àÿ

(2) Formation of secretory vesicles (2) Së© äë’ÿ÷{LÿæÌÀÿ DŒˆÿç {Üÿ¯ÿæ{Àÿ
(3) Respiration in bacteria (3) ¯ÿêfæ~ëÀÿ É´Ó[ÿ ¨÷Lÿ÷çßæ {Àÿ
(4) Activation of amino acid (4) Fþç{[ÿæ FÓçxÿ Lÿë Lÿæ¾ö¿æäþ LÿÀÿç¯ÿæ{Àÿ
LAACH/PP/Page 26 SPACE FOR ROUGH WORK English/Oriya

106. In stratosphere, which of the following elements 106. Óu&÷æ{sæØçAÀÿ{Àÿ [ÿçþ§àÿçQç†ÿ þšÀÿë {LÿDôsç H{fæ[ÿúÀÿ
acts as a catalyst in degradation of ozone and A™…¨†ÿ[ÿ H Aæ~¯ÿçLÿ Aþâfæ[ÿ Lÿë þëNÿ LÿÀÿç¯ÿæ{Àÿ
release of molecular oxygen ?
D†ÿ{¨÷ÀÿLÿ µÿÁÿç Lÿæ¾ö¿ Lÿ{Àÿ
(1) Carbon (1) LÿæÀÿ¯ÿ[ÿú
(2) Cl (2) Cl
(3) Fe (3) Fe
(4) Oxygen (4) Aþâfæ[ÿ
107. Which of the following is a secondary pollutant ? 107. [ÿçþ§àÿçQç†ÿ þšÀÿë {LÿDôsç ’ÿ´ç†ÿêßLÿ ¨÷’ÿíÌ~LÿæÀÿê ?
(1) CO (1) CO
(2) CO2 (2) CO2
(3) SO2 (3) SO2
(4) O3 (4) O3

[ÿç`ÿú (Niche) {ÜÿDdç
108.
108. Niche is
(1) fê¯ÿþæ[ÿZÿ ¨Àÿç{¯ÿÉ{Àÿ $#¯ÿæ ÓþÖ {fð¯ÿçLÿ H
(1) all the biological factors in the organism’s {µÿò†ÿçLÿ LÿæÀÿLÿ SëxÿçLÿ
environment
(2) fê¯ÿsç FLÿ ¨ÀÿçÓêþæµÿç†ÿ{Àÿ ¯ÿoç¯ÿæ ¨æBô {¾Dô
(2) the physical space where an organism lives ¨÷LÿæÀÿ {µÿò†ÿçLÿ H {fð¯ÿçLÿ A¯ÿ×æÀÿ ¯ÿ¿¯ÿÜÿæÀÿ
(3) the range of temperature that the organism Lÿ{Àÿ
needs to live (3) fê¯ÿsç ¯ÿo#¯ÿæLÿë FLÿ †ÿæ¨þæ†ÿ÷æÀÿ ¨ÀÿçÓêþæ µÿç†ÿ{Àÿ
(4) the functional role played by the organism Àÿ{Üÿ
where it lives (4) fê¯ÿsç {¾Dôvÿæ{Àÿ ¯ÿ{o {Óvÿæ{Àÿ †ÿæÀÿ Lÿ÷çßæŠLÿ
µÿíþçLÿæ [ÿç¯ÿöæÜÿ Lÿ{Àÿ
109. Natality refers to
109. [ÿçþ§àÿçQç†ÿ {LÿDôsçLÿë f[ÿ½ÜÿæÀÿ ÓíãæF ?
(1) Death rate
(1) þõ†ÿ¿ë þæ†ÿ÷æ
(2) Birth rate
(2) f[ÿ½ þæ†ÿ÷æ
(3) Number of individuals leaving the habitat
(3) ¯ÿæÓ ¨Àÿç†ÿ¿æS LÿÀÿë$#¯ÿæ ¯ÿ¿Nÿç¯ÿç{ÉÌLÿÀÿ ÓóQ¿æ
(4) Number of individuals entering a habitat
(4) {SæsçF ¯ÿæÓ{Àÿ ¨÷{¯ÿÉ LÿÀÿë$#¯ÿæ ¯ÿ¿Nÿç ¯ÿç{ÉÌLÿÀÿ
110. What type of ecological pyramid would be ÓóQ¿æ
obtained with the following data ?
110. DNÿ †ÿ$¿ A[ÿëÓæ{Àÿ {LÿDô ¨÷LÿæÀÿÀÿ B{Lÿæ{àÿæfçLÿæàÿú
Secondary consumer : 120 g
¨çÀÿæþçxÿú ÓõÎç {ÜÿæB ¨æÀÿç¯ÿ ?
Primary consumer : 60 g
’ÿ´ç†ÿêßLÿ µÿäLÿ : 120 g
Primary producer : 10 g
¨÷æ$þçLÿ µÿäLÿ : 60 g
(1) Inverted pyramid of biomass
¨÷æ$þçLÿ DŒæ’ÿLÿ : 10 g
(2) Pyramid of energy (1) Hàÿsæ {fð¯ÿçLÿ ¯ÿÖì†ÿ´ ¨çÀÿæþçxÿú
(3) Upright pyramid of numbers (2) ÉNÿç ¨çÀÿæþçxÿú
(4) Upright pyramid of biomass (3) µÿíàÿº ÓóQ¿æ ¨çÀÿæþçxÿú
(4) µÿíàÿº {fð¯ÿçLÿ ¯ÿÖì†ÿ´ ¨çÀÿæþçxÿú
111. World Ozone Day is celebrated on
th
(1) 5 June 111. {LÿDô’ÿç[ÿ ¨õ$#¯ÿêÀÿ H{fæ[ÿ ’ÿç[ÿ ¨æÁÿ[ÿ LÿÀÿæ¾æF ?
st (1) 5 fë[ÿú
(2) 21 April

(2) 21 F¨÷çàÿú
th
(3) 16 September (3) 16 {Ó{¨uºÀÿ
nd
(4) 22 April (4) 22 F¨÷çàÿú

LAACH/PP/Page 27 SPACE FOR ROUGH WORK English/Oriya

112. Which of the following is commonly used as a 112. þæ[ÿ¯ÿ àÿç{¹ÿæÓæBsú {Àÿ xÿç.F[ÿ.F. Qƒ¯ÿç{ÉÌÀÿ ¨÷{¯ÿÉ
vector for introducing a DNA fragment in human ¨æBô Óæ™æÀÿ~†ÿ… [ÿç{þ§æNÿ {LÿDô LÿæÀÿLÿsç ¯ÿ¿¯ÿÜÿæÀÿ
lymphocytes ?
LÿÀÿæ¾æF
(1) Retrovirus
(1) {Àÿ{s÷æµÿæBÀÿÓú
(2) Ti plasmid
(2) Ti ¨âæÓþçxÿú
(3)  phage (3)  {üÿfú
(4) pBR 322 (4) pBR 322
113. In India, the organisation responsible for 113. f[ÿÓæ™æÀÿ~ZÿÀÿ ¯ÿ¿¯ÿÜÿæÀÿ ¨æBô µÿæÀÿ†ÿÀÿ {LÿDô Óó×æ
assessing the safety of introducing genetically {¾æS¿ ¯ÿç{¯ÿ`ÿç†ÿ {ÜÿæBdç ¾çF fç[ÿêß ¨Àÿç¯ÿˆÿ}†ÿ fê[ÿ
modified organisms for public use is SëxÿçLÿZÿÀÿ ¨÷{¯ÿÉLÿë ÓëÀÿäæ ’ÿçF ?
(1) Indian Council of Medical Research (ICMR) (1) µÿæÀÿ†ÿÀÿ {µÿÌf S{¯ÿÌ~æÀÿ D¨{’ÿÎæ (ICMR)
(2) Council for Scientific and Industrial (2) {¯ÿðjæ[ÿçLÿ H ÉçÅÿoÁÿ S{¯ÿÌ~æ ¨æBô D¨{’ÿÎæ
Research (CSIR) (CSIR)
(3) Research Committee on Genetic (3) Aæ[ÿë¯ÿóÉçLÿ {LÿòÉÁÿ D¨{Àÿ S{¯ÿÌ~æ Óþç†ÿç
Manipulation (RCGM) (RCGM)
(4) Genetic Engineering Appraisal Committee Aæ[ÿë¯ÿóÉçLÿ Aµÿ羦çLÿê Àÿ þíàÿ¿[ÿçÀÿë¨~ LÿÀÿç¯ÿæ
(4)
(GEAC)
Óþç†ÿç (GEAC)
114. A ‘new’ variety of rice was patented by a foreign 114. FLÿ ‘[ÿíAæ’ ¨÷LÿæÀÿÀÿ Ó´‚ÿö™æ[ÿ {SæsçF ¯ÿç{’ÿÉê
company, though such varieties have been ¯ÿ¿¯ÿÓæßçLÿ ÓóW ’ÿ´æÀÿæ Dµÿæ¯ÿ[ÿ {ÜÿæB$#àÿæ, ¾’ÿç ¯ÿæ {ÓÜÿç
present in India for a long time. This is related to ¨÷LÿæÀÿÀÿ ™æ[ÿ ¯ÿÜÿë Óþß ¨¾ö¿;ÿ µÿæÀÿ†ÿ{Àÿ ÀÿÜÿç$#àÿæ >
(1) Co-667 DNÿ DNÿçsç LÿæÜÿæ ÓÜÿç†ÿ Ó¸Lÿ}†ÿ ?
(2) Sharbati Sonora (1) Co-667
(3) Lerma Rojo ÓÀÿ¯ÿ†ÿê {Óæ[ÿæÀÿæ
(2)
(4) Basmati àÿÀÿþæ {Àÿæ{fæ
(3)
¯ÿæÓëþ†ÿç
(4)
115. Select the correct match :
115. ÓvÿçLÿú Óó{¾æSêLÿÀÿ~Lÿë ¯ÿæd :
(1) Ribozyme – Nucleic acid
(1) ÀÿæB{¯ÿæfæBþú – [ÿçDLÿâçLÿú Aþâ
(2) F2  Recessive parent – Dihybrid cross
(2) F2  A¨÷µÿæ¯ÿê f[ÿLÿ – ’ÿ´ç ÓóLÿÀÿêLÿÀÿ~
(3) T.H. Morgan – Transduction
(3) sç.Fã. {þæÀÿSæ[ÿú – s÷æ[ÿÛxÿLÿúÓ[ÿú
(4) G. Mendel – Transformation
(4) fç. {þ{ƒàÿú – ¨÷Àÿí¨~
116. Use of bioresources by multinational companies 116. ¯ÿÜÿëÀÿæÎ÷êß Lÿ¸æ[ÿç SëxÿçLÿ F¯ÿó ÓóSvÿ[ÿ SëxÿçLÿ {Óþæ[ÿZÿ
and organisations without authorisation from the {’ÿÉÀÿ F¯ÿó {Óþæ[ÿZÿÀÿ f[ÿÓæ™æÀÿ~ZÿÀÿ ¨÷æ™êLÿæÀÿ
concerned country and its people is called ¯ÿç[ÿæ ¯ÿ¿¯ÿÜÿæÀÿ LÿÀÿë$#¯ÿæ {fð¯ÿ Ó¸’ÿLÿë Lÿ’~ LÿëÜÿæ¾æF ?
(1) Bio-infringement (1) ¯ÿæBHüÿ÷ç[ÿfú{þ+
(2) Biopiracy (2) ¯ÿæBH¨æB{ÀÿÓç
(3) Biodegradation (3) ¯ÿæBHxÿç{S÷{ÝÓ[ÿú
(4) Bioexploitation (4) ¯ÿæBHFOÿ{¨âæB{sÓ[ÿú
117. The correct order of steps in Polymerase Chain 117. ¨àÿçþ{Àÿfú {`ÿ[ÿú ÀÿçAæLÿÓ[ÿ (PCR) Àÿ ÓvÿçLÿú Éõ\ÿÁÿç†ÿ
Reaction (PCR) is ¨’ÿ{ä¨sç {ÜÿDdç
(1) Extension, Denaturation, Annealing (1) FOÿ{s[ÿúÓ[ÿú, xÿç[ÿ¿æ`ÿë{ÀÿÓ[ÿú, Aæ{[ÿàÿçó

(2) Annealing, Extension, Denaturation (2) Aæ{[ÿàÿçó, FOÿ{s[ÿÓ[ÿú, x ç[ÿ¿æ`ÿë{ÀÿÓ[ÿú
(3) Denaturation, Extension, Annealing (3) xÿç[ÿ¿æ`ÿë{ÀÿÓ[ÿú, FOÿ{s[ÿÓú, Aæ{[ÿàÿçó
(4) Denaturation, Annealing, Extension (4) xÿç[ÿ¿æ`ÿë{ÀÿÓ[ÿú, Aæ{[ÿàÿçó, FOÿ{s[ÿÓ[ÿú
LAACH/PP/Page 28 SPACE FOR ROUGH WORK English/Oriya

118. Secondary xylem and phloem in dicot stem are 118. ’ÿ´ê¯ÿêf¨†ÿ÷ê {Àÿ $#¯ÿæ ’ÿ´ç†ÿçßLÿ Óó¯ÿæÜÿç sçÓë H {¨æÌLÿ
produced by ¯ÿæÜÿç sçÓë {LÿDôvÿæ{Àÿ DŒŸ ÜÿëA;ÿç ?
(1) Apical meristems (1) Aæ¨çLÿæàÿú {þÀÿç{ÎþÓú
(2) Vascular cambium (2) Óó¯ÿæÜÿê Lÿ¿æºçßþ
(3) Phellogen (3) {üÿ{àÿæ{f[ÿ
(4) Axillary meristems (4) AæLÿfçàÿæÀÿê {þÀÿç{ÎþÓú
119. Pneumatophores occur in 119. {[ÿþæ{sæ{üÿæÀÿÓú {LÿDô D—ÿç’ÿ{Àÿ $æAæ;ÿç ?
(1) Halophytes (1) Üÿæ{àÿæüÿæBsÓú
(2) Free-floating hydrophytes (2) þëNÿ µÿæÓþæ[ÿ fÁÿ’ÿ D—ÿç’ÿ
(3) Carnivorous plants (3) þæÓæóÓê D—ÿç’ÿ
(4) Submerged hydrophytes (4) [ÿçþS§ fÁÿ’ÿ D—ÿç’ÿ
120. Sweet potato is a modified
120. Lÿ¢ÿþíÁÿ LÿæÜÿæÀÿ ¨Àÿç¯ÿˆÿ}†ÿ Àÿí¨ ?
(1) Stem (1) Lÿæƒ
(2) Adventitious root (2) Sëbÿ þíÁÿ
(3) Tap root (3) QºþíÁÿ
(4) Rhizome (4) ÀÿæB{fæþú

121. Which of the following statements is correct ? 121. [ÿçþ§àÿçQ#†ÿ þšÀÿë {LÿDô{SæsçLÿ ÓvÿçLÿú DNÿç A{s ?
(1) Ovules are not enclosed by ovary wall in (1) [ÿS§¯ÿêfê{Àÿ SµÿöæÉßÀÿ ¨æ{`ÿÀÿê µÿç†ÿ{Àÿ xÿçºLÿsç
gymnosperms. ¯ÿæ¢ÿç{ÜÿæB ÀÿÜÿç $æF >
(2) Selaginella is heterosporous, while Salvinia (2) {¾{†ÿ{¯ÿ{Áÿ Óàÿúµÿç[ÿçAæ Óþ{Àÿ~ëß $æF
is homosporous. {Ó{†ÿ{¯ÿ{Áÿ Óçàÿæfç{[ÿàÿæ FLÿ AÓþ{Àÿ~ëß >
(3) Horsetails are gymnosperms. (3) ÜÿÌö{sàÿ SëxÿçLÿ [ÿS§¯ÿçfê {ÜÿæB$æAæ;ÿç >
(4) Stems are usually unbranched in both (4) Dµÿß ÓæBLÿæÓú F¯ÿó {Óxÿ÷Óú Àÿ LÿæƒSëxÿçLÿ
Cycas and Cedrus. Óæ™æÀÿ~†ÿ… sçÓë ÉæQæ¯ÿçÜÿê[ÿ {ÜÿæB$æAæ;ÿç >
122. Select the wrong statement : 122. µÿíàÿú DNÿçsçLÿë ¯ÿæd :
(1) Cell wall is present in members of Fungi (1) Lÿ¯ÿLÿ H ¨âæ+ç ’ÿÁÿ{Àÿ {LÿæÌ µÿç†ÿç D¨×ç†ÿ $æF >
and Plantae.
(2) ¯ÿ¿æÓçxÿçHþæBÓçsçÀÿ A™#[ÿ{Àÿ d†ÿëfæ†ÿêß D—ÿç’ÿ
(2) Mushrooms belong to Basidiomycetes. $æF >
(3) Pseudopodia are locomotory and feeding (3) {Øæ{Àÿæ{fæAæ[ÿúÓú {Àÿ Lÿís¨æ’ÿ SëxÿçLÿ `ÿÁÿç†ÿ H
structures in Sporozoans.
Qæ’ÿ¿ Ó´Àÿë¨ Svÿ[ÿ A{s >
(4) Mitochondria are the powerhouse of the cell
(4) {þæ{[ÿÀÿæ ¯ÿ¿†ÿê†ÿ ÓþÖ {É÷~ê ¯ÿçµÿæS{Àÿ
in all kingdoms except Monera.
þæB{sæLÿƒ÷çßæ FLÿ ÉNÿçSõÜÿ A{s >
123. Casparian strips occur in
123. LÿæÓú¨æÀÿçAæ[ÿú Óuç&÷¨úÓ {LÿDôvÿæ{Àÿ $æF ?
(1) Epidermis
(1) F¨çxÿÀÿþçÓú
(2) Pericycle
(2) {¨ÀÿçÓæB{Lÿàÿú
(3) Cortex
(3) LÿÀÿ{sOÿ
(4) Endodermis (4) F{ƒæxÿÀÿþçÓú
124. Plants having little or no secondary growth are
124. {LÿDô D—ÿç’ÿ SëxÿçLÿ{Àÿ Ó´Áÿ´ ¯ÿæ ’ÿ´ç†ÿêßLÿ ¯ÿõ•ç ÜÿëF [ÿæÜÿ] ?
(1) Grasses
(1) WæÓ

(2) Deciduous angiosperms (2) ¨‚ÿö{þæf Aæ¯ÿõ†ÿ¯ÿêfê
(3) Conifers (3) {Lÿæ[ÿçüÿÀÿÓú
(4) Cycads (4) ÓæBLÿæxÿÓú
LAACH/PP/Page 29 SPACE FOR ROUGH WORK English/Oriya

125. Which one is wrongly matched ? [ÿçþ§àÿçQ#†ÿ þšÀÿë {LÿDôsç µÿëàÿú Àÿí{¨ Óó{¾æS {ÜÿæBdç ?
125.
(1) Uniflagellate gametes – Polysiphonia (1) ßë[ÿç¨âæó{f{àÿsú ¾ëU’ÿ – ¨àÿçÓæBüÿ[ÿçAæ
(2) Biflagellate zoospores – Brown algae (2) ¯ÿæB¨âæó{f{àÿsú `ÿÁÿ{Àÿ~ë – ¯ÿæ’ÿæþê {Éð¯ÿæÁÿ
(3) Gemma cups – Marchantia (3) {fþæ Lÿ¨ú – þæÀÿLÿæ[ÿÓçAæ
(4) Unicellular organism – Chlorella (4) FLÿ{LÿæÌçß fê¯ÿ – {Lÿâæ{Àÿàÿæ

126. Match the items given in Column I with those in 126. Ö» I ÓÜÿç†ÿ Ö» II Lÿë ÓvÿçLÿú Óó{¾æS LÿÀÿç ¨÷’ÿˆÿ ¯ÿçLÿÅÿ
Column II and select the correct option given þæ[ÿZÿ þšÀÿë vÿçLÿú DˆÿÀÿsç ¯ÿæd :
below : Ö» I Ö» II ÿ
Column I Column II a. ÜÿÀÿ¯ÿæÀÿçßþ i. FÜÿæ {SæsçF ×æ[ÿ
a. Herbarium i. It is a place having a {¾Dô$#{Àÿ ¨æ`ÿ[ÿÿ þëNÿ
collection of preserved D—ÿç’ÿSëxÿçLÿ H ¨ÉëSëxÿçLÿ
plants and animals. ÓóSõÜÿç†ÿ {ÜÿæB $æAæ;ÿç >
b. Key ii. A list that enumerates b. Lÿç ii. Aæ¯ÿÉ¿Lÿ ¨•†ÿç
methodically all the A[ÿë¾æßê {SæsçF [ÿç”çÎ
species found in an area ×æ[ÿ{Àÿ $#¯ÿæ ÓþÖ
with brief description fæ†ÿçþæ[ÿZÿÀÿ ¯ÿ‚ÿö[ÿæ H
aiding identification.
`ÿçÜÿ§s LÿÀÿæ¾æB$#¯ÿæ
†ÿæàÿçLÿæ >
c. Museum iii. Is a place where dried and
pressed plant specimens c. ÓóS÷æÜÿàÿß iii. {¾Dô$#{Àÿ ÉëQ#àÿæ H
mounted on sheets are
aÿ樾ëNÿ D—ÿç’ÿ fæ†ÿçLÿë
kept.
LÿæSf µÿç†ÿ{Àÿ `ÿ¨æB
ÀÿQæ¾æB$æF >
d. Catalogue iv. A booklet containing a list
of characters and their d. Lÿ¿æsúàÿS iv. FLÿ Që’ÿ÷¯ÿÜÿç {¾Dô$#{Àÿ
alternates which are Së~æ¯ÿÁÿê H {Óþæ[ÿZÿÀÿ
helpful in identification of
FLÿæ;ÿÀÿ ¨Àÿç¯ÿˆÿö[ÿÀÿ
various taxa.
¾æÜÿæLÿç ¯ÿçµÿçŸ fê¯ÿ
¯ÿSöÀÿ sçÜÿ§s ¨æBô
a b c d ÓæÜÿ澿 Lÿ{Àÿ >
(1) i iv iii ii a b c d
(2) iii ii i iv (1) i iv iii ii
(2) iii ii i iv
(3) ii iv iii i
(3) ii iv iii i
(4) iii iv i ii
(4) iii iv i ii
127. Winged pollen grains are present in 127. [ÿçþ§àÿçQ#†ÿ þšÀÿë {LÿDôsç{Àÿ ¨ä¾ëNÿ ¨ÀÿæS{Àÿ~ë D¨×ç†ÿ
(1) Mustard $æF ?
(2) Cycas (1) {ÓæÀÿçÌ
(3) Mango (2) ÓæBLÿæÓÿ
(3) Aæº
(4) Pinus
(4) ¨æB[ÿçÓú
128. After karyogamy followed by meiosis, spores are 128. [ÿçþ§àÿçQ#†ÿ þšÀÿë {Lÿ¢ÿ÷çLÿ Óóàÿß[ÿ FLÿ A•öÓë†ÿ÷ê ¯ÿçµÿæf[ÿ
produced exogenously in
{Àÿ~ëþæ{[ÿ {LÿDô$#{Àÿ DŒŸ ÜÿëA;ÿç ?
(1) Neurospora (1) [ÿçD{Àÿæ{ØæÀÿæ

(2) Alternaria (2) AàÿsÀÿ[ÿæÀÿçAæ
(3) Agaricus (3) AæSæÀÿçLÿÓú
(4) Saccharomyces (4) ÓæLÿæ{ÀÿæþæB{ÓÓú
LAACH/PP/Page 30 SPACE FOR ROUGH WORK English/Oriya

129. What is the role of NAD
+
in cellular 129. {LÿæÌêß É´Ó[ÿ{Àÿ NAD+ Àÿ µÿíþçLÿæ Lÿ’~ ?
respiration ? (1) FÜÿæ ¯ÿç¨æãLÿ ¨Àÿç Lÿæþ Lÿ{Àÿ >
(1) It functions as an enzyme. (2) FÜÿæ FLÿ B{àÿLÿús÷[ÿ ¯ÿæÜÿæLÿ µÿÁÿç Lÿæ¾ö¿ Lÿ{Àÿ >
(2) It functions as an electron carrier. (3) ATP Óó{ÉâÌ~ ¨æBô FÜÿæ FLÿ [ÿçDLÿâçHsæBxÿÀÿ
(3) It is a nucleotide source for ATP synthesis. Dû >
(4) ¯ÿæßë A¨fê¯ÿê É´Ó[ÿ ¨æBô FÜÿæ FLÿ A;ÿçþ
(4) It is the final electron acceptor for anaerobic
respiration.
B{àÿLÿs÷[ÿ S÷Üÿ~LÿæÀÿê >
130. Oxygen is not produced during photosynthesis by 130. Aæ{àÿæLÿÓó{ÉâÌ~ Óþß{Àÿ {LÿDôsç{Àÿ Aþâfæ[ÿ [ÿçSö†ÿ
(1) Green sulphur bacteria ÜÿëF [ÿæÜÿ] ?
(1) Ó¯ÿëf ÓàÿúüÿÀÿ ¯ÿ¿æLÿ{sÀÿçAæ
(2) Nostoc
(3) Cycas
(2) [ÿÎLÿú
(3) ÓæBLÿÓú
(4) Chara (4) LÿæÀÿæ
131. Pollen grains can be stored for several years in
liquid nitrogen having a temperature of
131. [ÿçþ§àÿçQç†ÿ þšÀÿë {LÿDô †ÿæ¨þæ†ÿ÷æ {Àÿ ¨ÀÿæS{Àÿ~ë SëxÿçLÿ
¯ÿÜÿë ¯ÿÌö ¨æBô †ÿÀÿÁÿ ¾¯ÿÌæÀÿfæ[ÿ{Àÿ ÓóÀÿäç†ÿ {ÜÿæB ÀÿÜÿç
(1) – 120C ¨æÀÿ;ÿç ?
(2) – 80C (1) – 120C
(3) – 196C (2) – 80C
(4) – 160C (3) – 196C
(4) – 160C
132. In which of the following forms is iron absorbed
by plants ? 132. D—ÿç’ÿ’ÿ´æÀÿæ AæBÀÿ[ÿú [ÿçþ§àÿçQ†ç ÿ {LÿDô Àÿí¨{Àÿ {ÉæÌç†ÿ
(1) Ferric ÜÿëF ?
(2) Ferrous (1) {üÿÀÿçLÿú
(3) Free element (2) {üÿÀÿÓú
(3) þëNÿ D¨æ’ÿæ[ÿ
(4) Both ferric and ferrous
(4) Dµÿß {üÿÀÿçLÿú F¯ÿó {üÿÀÿÓú
133. Double fertilization is
133. ’ÿ´çÓþæß[ÿ Lÿ’~ ?
(1) Fusion of two male gametes of a pollen tube
with two different eggs (1) ¨ÀÿæS[ÿÁÿê{Àÿ $#¯ÿæ ’ÿëBsç üÿë¾ëS½Lÿ ÓÜÿç†ÿ ’ÿëBsç
(2) Fusion of one male gamete with two polar
¨õ$Lÿú xÿçºÀÿ Ó{þÁÿ[ÿ
(2) {SæsçF üÿë¾ëS½Lÿ ÓÜÿç†ÿ ’ÿëBsç {þÀÿë[ÿ¿ÎçÀÿ
nuclei
(3) Fusion of two male gametes with one egg
Ó{þÁÿ[ÿ
(3) ’ÿëBsç üÿë ¾ëS½Lÿ ÓÜÿç†ÿ {SæsçF fçºÀÿ Ó{þÁÿ[ÿ
(4) Syngamy and triple fusion
(4) Óç[ÿúS¿æþç F¯ÿó †ÿ÷çÓ{þÁÿ[ÿ
134. Which of the following elements is responsible for
maintaining turgor in cells ? 134. [ÿçþ§àÿçQç† þšÀÿë {LÿDô{SæsçLÿ D¨æ’ÿæ[ÿ {LÿæÌÀÿ ¯ÿõ•ç†ÿ´ Lÿë
(1) Magnesium
¨÷†ÿç¨æÁÿ[ÿ LÿÀÿç¯ÿæ ¨æBô D’ÿçÎ ?
(1) þ¿æSú{[ÿÓçßþ
(2) Sodium
(2) {Óæxÿçßþ
(3) Potassium (3) {¨æsæÓçßþú
(4) Calcium (4) Lÿ¿æàÿÓçßþ
135. Which one of the following plants shows a very 135. þ$ú Àÿ fæ†ÿç ÓÜÿç†ÿ [ÿç¯ÿçxÿ Ó¸Lÿö $#¯ÿæ {LÿDô D—ÿç’ÿ $æF,
close relationship with a species of moth, where {¾{†ÿ{¯ÿ{Áÿ †ÿæZÿ ’ÿëBf~Zÿ þšÀÿë {LÿÜÿç f{~
none of the two can complete its life cycle without
the other ?
A[ÿ¿f~Zÿ ¯ÿç[ÿæ {Óþæ[ÿZÿÀÿ fê¯ÿ[ÿ ãLÿ÷ ¨í‚ÿö LÿÀÿç ¨æÀÿ;ÿç
[ÿæÜÿ] ?
(1) Hydrilla
(1) ÜÿæBxÿ÷çàÿæ

(2) Yucca (2) ßëMæÿ
(3) Banana (3) Lÿ’ÿÁÿê
(4) Viola (4) µÿçHàÿæ
LAACH/PP/Page 31 SPACE FOR ROUGH WORK English/Oriya

136. Hormones secreted by the placenta to maintain 136. Sµÿö™æÀÿ~Lÿë ×ç†ÿæ¯ÿ×æ{Àÿ ÀÿQ#¯ÿæ¨æBô µÿù~¯ÿ¤ÿÀÿë [ÿçÓõ†ÿ
pregnancy are {ÜÿD$#¯ÿæ ÜÿÀÿ{þæ[ÿú SëxÿçLÿ {Üÿàÿæ
(1) hCG, hPL, progestogens, prolactin (1) hCG, hPL, {¨÷æ{f{Óuæ{f[ÿú, {¨÷æàÿæLÿúsç[ÿú
(2) hCG, hPL, estrogens, relaxin, oxytocin (2) hCG, hPL, BÎ÷æ{f[ÿú, ÀÿçàÿæOÿç[ÿú, AOÿç{sæÓç[ÿú
(3) hCG, hPL, progestogens, estrogens (3) hCG, hPL, {¨÷æ{f{Óuæ{f[ÿú, B{Î÷æ{f[ÿú
(4) hCG, progestogens, estrogens, (4) hCG, {¨÷æ{f{Óuæ{f[ÿú, B{Î÷æ{f[ÿú,
glucocorticoids Sâì{LÿæLÿÀÿúsçLÿFxÿÓú

137. The contraceptive ‘SAHELI’ 137. Sµÿö[ÿç{Àÿæ™Lÿ ‘Ó{Üÿàÿç’
(1) blocks estrogen receptors in the uterus, (1) B{Î÷æ{f[ÿú Àÿç{Ó¨úsÀÿú þæ[ÿZÿë SµÿöæÉß þš{Àÿ
preventing eggs from getting implanted. A¯ÿ{Àÿæ™ LÿÀÿç SµÿöæÉß{Àÿ xÿçº A;ÿ…{Àÿæ¨~
(2) increases the concentration of estrogen and {Üÿ¯ÿæLÿë {ÀÿæLÿç$æF >
prevents ovulation in females. (2) B{Î÷æ{f[ÿúÀÿ Óæ¤ÿ÷†ÿæ ¯ÿõ•çLÿÀÿç [ÿæÀÿê þæ[ÿZÿÀÿ xÿçºLÿ
(3) is an IUD. ÓõÎç{Àÿ ¯ÿæ™æ ’ÿçF >
(4) is a post-coital contraceptive. (3) FÜÿæ FLÿ IUD >
(4) FÜÿæFLÿ Àÿ†ÿçLÿ÷çßæ ¨Àÿ Sµÿö[ÿç{Àÿæ™Lÿ >
138. The difference between spermiogenesis and
spermiation is 138. ØÀÿúþçH{f{[ÿÓçÓú H ØÀÿúþçFÓ[ÿú þš{Àÿ Lÿ’~ †ÿüÿæ†ÿú ?
(1) In spermiogenesis spermatids are formed, (1) ØÀÿþçH{f{[ÿÓçÓú{Àÿ ØÀÿúþæsçxÿú ÓõÎç {ÜÿæB$æF
while in spermiation spermatozoa are {¾{†ÿ{¯ÿ{Áÿ Lÿç ØÀÿúþçFÓ[ÿú {Àÿ ØÀÿþæ{sæ{fæAæ
formed. ÓõÎç {ÜÿæB$æF >
(2) In spermiogenesis spermatozoa are formed, (2) ØÀÿúþçH{f{[ÿÓçÓú{Àÿ ØÀÿþæ{sæ{fæAæ ÓõÎç
while in spermiation spermatids are {ÜÿæB$æF, {¾{†ÿ{¯ÿ{Áÿ Lÿç ØÀÿúþçFÓ[ÿú{Àÿ
formed. ØÀÿúþæsçxÿú ÓõÎç {ÜÿæB$æF >
(3) In spermiogenesis spermatozoa from sertoli (3) ØÀÿúþçH{f{[ÿÓçÓú{Àÿ ÓÀÿú{sæàÿç {LÿæÌÀÿë
cells are released into the cavity of ØÀÿúþæ{sæ{fæAæ {Óþç[ÿç{üÿÀÿÓú s¿ë¯ÿàÿúÓú Lÿë
seminiferous tubules, while in spermiation dxÿæ{ÜÿæB$æAæ;ÿç F¯ÿó ØÀÿúþçFÓ[ÿú{Àÿ
spermatozoa are formed. ØÀÿúþæ{sæ{fæAæ ÓõÎç{ÜÿæB$æF >
(4) In spermiogenesis spermatozoa are formed, (4) ØÀÿúþçH{f{[ÿÓçÓú{Àÿ ÙÿÀÿþæ{sæ{fæAæ ÓõÎç
while in spermiation spermatozoa are {ÜÿæB$æF {¾{†ÿ{¯ÿ{Áÿ Lÿç ØÀÿúþçFÓ[ÿú{Àÿ
released from sertoli cells into the cavity of {Óþç[ÿç{üÿÀÿÓú s¿ë¯ÿëàÿúÓúLÿë ØÀÿúþæ{sæ{fæAæ þæ{[ÿ
seminiferous tubules. dxÿæÜÿëA;ÿç >
139. Ö[ÿ¿¨æßê ¨÷æ~êþæ[ÿZÿÀÿ µÿù~ Àÿ Aæþú[ÿçH[ÿú {LÿDô$#Àÿë
139. The amnion of mammalian embryo is derived
þçÁÿç$æF ?
from
(1) ectoderm and mesoderm (1) FLÿú{sæxÿÀÿúþ F¯ÿó {þ{fæxÿúÀÿþ

(2) endoderm and mesoderm (2) FƒæxÿÀÿúþ F¯ÿó {þ{fæxÿúÀÿþ

(3) mesoderm and trophoblast (3) {þ{fæxÿúÀÿþ F¯ÿó {s÷æ{¨æ¯ÿâæÎ
(4) ectoderm and endoderm (4) FLÿú{sæxÿÀÿúþ F¯ÿó F{ƒæxÿÀÿúþ

LAACH/PP/Page 32 SPACE FOR ROUGH WORK English/Oriya

140. In a growing population of a country, {SæsçF {’ÿÉÀÿ ¯ÿõ•ç {ÜÿD$#¯ÿæ f[ÿÓóQ¿æ{Àÿ
140.
(1) pre-reproductive individuals are more than (1) f[ÿ½äþ†ÿæÜÿæÓàÿ [ÿ LÿÀÿç$#¯ÿæ ¯ÿ¿Nÿçþæ{[ÿ,
the reproductive individuals. f[ÿ½äþ¯ÿßÓ $#¯ÿæ ¯ÿ¿Nÿç þæ[ÿZÿvÿæÀÿë A™#Lÿ
(2) reproductive individuals are less than the ÓóQ¿æ{Àÿ $æAæ;ÿç >
post-reproductive individuals.
(2) f[ÿ½äþ ¯ÿ¿Nÿçþæ{[ÿ, f[ÿ½äþ†ÿæÜÿÀÿæB$#¯ÿæ
(3) reproductive and pre-reproductive
individuals are equal in number.
¯ÿ¿Nÿç þ æ[ÿZÿ vÿæÀÿë Lÿþú ÓóQ¿æ{Àÿ $æAæ;ÿç >
(3) f[ÿ½äþ†ÿæ $#¯ÿæ ¯ÿ¿Nÿçþæ[ÿZÿ ÓóQ¿æ F¯ÿó f[ÿ½äþ†ÿæ
(4) pre-reproductive individuals are less than
the reproductive individuals. ÜÿæÓàÿ [ LÿÀÿç$#¯ÿæ ¯ÿ¿NÿçZÿ ÓóQ¿æ Óþæ[ÿ $æF > ÿ
(4) f[ÿ½äþ†ÿæ ÜÿæÓàÿ [ÿ LÿÀÿç$#¯ÿæ ¯ÿ¿Nÿçþæ{[ÿ, f[ÿ½äþ
141. All of the following are included in ‘Ex-situ ¯ÿ¿Nÿç þæ[ÿZÿ vÿæÀÿë Lÿþú ÓóQ¿æ{Àÿ $æAæ;ÿç >
conservation’ except
(1) Wildlife safari parks 141. [ÿç{þ§æNÿ {LÿDô{SæsçLÿë ¯ÿæ’ÿú {’ÿB A[ÿ¿ ÓþÖ
(2) Sacred groves ¨÷fæ†ÿçþæ[ÿZÿë {Óþæ[ÿZÿÀÿ ¨÷æLÿõ†ÿçLÿ ‘¨Àÿç{¯ÿÉ ¯ÿæÜÿæ{Àÿ
(3) Botanical gardens
ÓóÀÿäç†ÿ’ LÿÀÿç¯ÿæ ¯ÿ¿¯ÿ×æ{Àÿ A;ÿµÿöëNÿ ?
(1) H´æBàÿúxÿú àÿæBüÿú ÓæüÿæÀÿê ¨æLÿö
(4) Seed banks
(2) Óæ{Lÿ÷xÿú SøµÿÓú
142. Which part of poppy plant is used to obtain the (3) D—ÿç’ÿ D’ÿ¿æ[ÿ
drug ‘‘Smack’’ ?
(4) Óçxÿú ¯ÿ¿æZÿ
(1) Flowers
142. ‘‘{Ó½æLÿú’’ xÿ÷Sú ¨æB¯ÿæ¨æBô ¨¨ç D—ÿç’ÿÀÿ {LÿDô AóÉLÿë
(2) Latex
(3) Roots
¯ÿ¿¯ÿÜÿæÀÿ LÿÀÿæ¾æF ?
(1) üÿëàÿ
(4) Leaves
(2) SdÀÿ äêÀÿ ({àÿ{sOÿ)
143. Match the items given in Column I with those in (3) {`ÿÀÿ
Column II and select the correct option given (4) ¨†ÿ÷
below :
Column I Column II 143. Ö» I ÓÜÿç†ÿ Ö» II Lÿë ÓvÿçLÿú Óó{¾æS LÿÀÿç ¨÷’ÿˆÿ ¯ÿçLÿÅÿ

a. Eutrophication i. UV-B radiation
þæ[ÿZÿ þšÀÿë vÿçLÿú DˆÿÀÿsç ¯ÿæd :
Ö» I Ö» II ÿ
b. Sanitary landfill ii. Deforestation
a. ßës÷çüÿç{LÿÓ[ÿú i. UV-B ¯ÿçLÿçÀÿ~
c. Snow blindness iii. Nutrient
b. Óæ[ÿçsæÀÿê àÿ¿æƒüÿçàÿú ii. fèÿàÿ[ÿæÉ
enrichment
c. {Ó§æ ¯ÿâæBƒ{[ÿÓú iii. {¨æÌLÿ ¨Àÿç¨í‚ÿö
d. Jhum cultivation iv. Waste disposal d. lëþú aÿæÌ iv. ¯ÿfö¿¯ÿÖììë [ÿçÍæÓ[ÿ
a b c d a b c d
(1) ii i iii iv (1) ii i iii iv
(2) i iii iv ii (2) i iii iv ii
(3) iii iv i ii (3) iii iv i ii
(4) i ii iv iii (4) i ii iv iii

144. Which one of the following population 144. {µÿÌf ¯ÿçjæ[ÿ {ä†ÿ÷{Àÿ ¨÷†ÿç{fð¯ÿçLÿ DŒæ’ÿ[ÿ{Àÿ [ÿçþ§{Àÿ
interactions is widely used in medical science for ’ÿçAæ¾æB$#¯ÿæ {LÿDô f[ÿÓóQ¿æÀÿ A;ÿLÿ÷}ßæ ¯ÿÜÿëÁÿ µÿæ¯ÿ{Àÿ
the production of antibiotics ? ¯ÿ¿¯ÿÜÿæÀÿ LÿÀÿæ¾æF ?
(1) Commensalism (1) ÓÜÿ{µÿæfç†ÿæ

(2) Mutualism (2) ¨æÀÿØæÀÿçLÿ Ó¸Lÿö
(3) Parasitism (3) ¨Àÿfê¯ÿê†ÿæ
(4) Amensalism (4) F{þ[ÿÛàÿçf½
LAACH/PP/Page 33 SPACE FOR ROUGH WORK English/Oriya

145. Which of the following events does not occur in 145. [ÿçþ§{Àÿ ’ÿçAæ¾æB$#¯ÿæ Ws~æ¯ÿÁÿê þæ[ÿZÿ þšÀÿë {LÿDôsç
rough endoplasmic reticulum ? AþÓõ~ A;ÿföê¯ÿLÿêß fæàÿçLÿæ{Àÿ (RER) W{s [ÿæÜÿ] ?
(1) Protein folding (1) {¨÷æsç[ÿú {üÿæàÿúxÿçèÿú
(2) Protein glycosylation (2) {¨÷æsç[ÿú SâæB{LÿæÓç{àÿÓ[ÿú
(3) Cleavage of signal peptide (3) ÓçSú[ÿæàÿú {¨¨úsæBÝÀÿ Lÿâç{µÿfú
(4) Phospholipid synthesis (4) üÿÓú{üÿæàÿç¨çxÿú Óó{ÉâÌ~
146. [ÿçþ§àÿçQç†ÿ DNÿç þæ[ÿZÿ þšÀÿë {LÿDôsç µÿëàÿú ?
146. Which of these statements is incorrect ?
(1) þæB{sæLÿƒ÷çAæ Àÿ Aæ™æÀÿ þš{Àÿ TCA `ÿLÿ÷Àÿ
(1) Enzymes of TCA cycle are present in ¯ÿç¨æ`ÿLÿ þæ{[ÿ D¨×ç†ÿ $æAæ;ÿç >
mitochondrial matrix. (2) ÓæB{sæÓàÿú þš{Àÿ SâæB{LÿæàÿçÓçÓú ÓóWsç†ÿ
(2) Glycolysis occurs in cytosol. {ÜÿæB$æF >
(3) Glycolysis operates as long as it is supplied (3) D’ÿúfæ[ÿ ¨Àÿþæ~ëLÿë ™Àÿç ÀÿQ#¨æÀÿë$#¯ÿæ NAD
with NAD that can pick up hydrogen atoms. {¾{†ÿ ¨¾ö¿;ÿ {¾æSæB’ÿçAæ¾æD$#¯ÿ,
(4) Oxidative phosphorylation takes place in {Ó{†ÿ¨¾ö æ;ÿ Sâ æ B{Lÿæàÿç Óç Óú Lÿ÷
çßæÉêÁÿ $#¯ÿ >
outer mitochondrial membrane. (4) þæB{sæLÿƒ÷çAæ Àÿ ¯ÿæÜÿ¿ lçàÿâê{Àÿ AOÿç{xÿsçµÿú
üÿÓú{üÿæÀÿç{àÿÓ[ÿú {ÜÿæB$æF >
147. Many ribosomes may associate with a single
147. {SæsçF Fþú.AæÀÿú.F[ÿú.F. (mRNA) ÓÜÿç†ÿ ¯ÿÜÿë†ÿ SëxÿçF
mRNA to form multiple copies of a polypeptide
simultaneously. Such strings of ribosomes are ÀÿæB{¯ÿæfþ ÓÜÿ{¾æS {ÜÿæB, ¨àÿç{¨¨úsæBxÿú Àÿ ¯ÿÜÿë†ÿ
termed as ¨÷†ÿçd¯ÿç Óþä~{Àÿ †ÿçAæÀÿç LÿÀÿ;ÿç > FÜÿç ¨÷LÿæÀÿ
(1) Polysome ÀÿæB{¯ÿæfþú Àÿ ’ÿDxÿçLÿë (Î÷çèÿú) Lÿ~ LÿëÜÿæ¾æF ?
(1) ¨àÿç{fæþú
(2) Polyhedral bodies
(2) ¨àÿç{Üÿxÿ÷æàÿ ¯ÿxÿçfú
(3) Plastidome
(3) ¨âæÎç{xÿæþú
(4) Nucleosome (4) [ÿçßëLÿâçHfþú
148. Select the incorrect match : 148. µÿëàÿú Óó{¾æS sçLÿë ¯ÿæd :
(1) Lampbrush – Diplotene bivalents (1) àÿ港ÿ÷Óú Së~Óí†ÿ÷ – xÿç{¨âæsç[ÿú Àÿ ¾ëSÁÿ
chromosomes Së~Óí†ÿ÷
(2) Allosomes – Sex chromosomes (2) Aæ{àÿæ{fæþú – àÿçèÿêß Së~Óí†ÿ÷
(3) Ó¯ÿú {þsæ{Ó+çLÿú – L-AæLÿõ†ÿçÀÿ Së~Óí†ÿ÷
(3) Submetacentric – L-shaped chromososmes
Së~Óí†ÿ÷
chromosomes
(4) ¨àÿçsç[ÿú Së~Óí†ÿ÷ – Dµÿß`ÿÀÿ þæ[ÿZÿ
(4) Polytene – Oocytes of amphibians xÿçºæ~ë{LÿæÌ
chromosomes
149. [ÿçÓàÿúÓ ¯ÿxÿç þëQ¿†ÿ… LÿæÜÿæ’ÿ´æÀÿæ Svÿç†ÿ {ÜÿæB$æF ?
149. Nissl bodies are mainly composed of (1) ¨ëÎçÓæÀÿ F¯ÿó {Ó§ÜÿÓæÀÿ
(1) Proteins and lipids (2) xÿç.F[ÿ.F. F¯ÿó AæÀÿú.F[ÿú.F.
(2) DNA and RNA (3) [ÿçßëLÿâçLÿú FÓçxÿú F¯ÿó þÓõ~ A;ÿföê¯ÿLÿêß fæàÿçLÿæ
(SER)
(3) Nucleic acids and SER
(4) Free ribosomes and RER
þëNÿ ÀÿæB{¯ÿæfþú F¯ÿó AþÓõ~ A;ÿföê¯ÿLÿêß
(4)
fæàÿçLÿæ (RER)
150. Which of the following terms describe human 150. [ÿçþ§{Àÿ ’ÿçAæ¾æB$#¯ÿæ {LÿDô ¨’ÿ þ[ÿëÌ¿Àÿ ’ÿ;ÿ¯ÿç[ÿ¿æÓ Àÿ
dentition ? ¯ÿ‚ÿö[ÿæ Lÿ{Àÿ ?
(1) Thecodont, Diphyodont, Homodont (1) {${Lÿæxÿ+, xÿæBüÿæ{ßæxÿ+, {Üÿæ{þæxÿ+

(2) Thecodont, Diphyodont, Heterodont (2) {${Lÿæxÿ+, xÿæBüÿæ{ßæxÿ+, {Üÿ{s{Àÿæxÿ+
(3) Pleurodont, Monophyodont, Homodont (3) ¨âçßë{Àÿæxÿ+, þ{[ÿæüÿæ{ßæxÿ+, {Üÿæ{þæxÿ+
(4) Pleurodont, Diphyodont, Heterodont (4) ¨âçßë{Àÿæxÿ+, xÿæBüÿæ{ßæxÿ+, {Üÿ{s{Àÿæxÿ+

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151. Match the items given in Column I with those in 151. Ö» I ÓÜÿç†ÿ Ö» II Lÿë ÓvÿçLÿú Óó{¾æS LÿÀÿç ¨÷’ÿˆÿ ¯ÿçLÿÅÿ
Column II and select the correct option given þæ[ÿZÿ þšÀÿë vÿçLÿú DˆÿÀÿsç ¯ÿæd :
below :
Ö» I Ö» II ÿ
Column I Column II
a. Glycosuria i. Accumulation of uric
a. SâæB{LÿæÓëÀÿçAæ i. S=ÿçþæ[ÿZÿ{Àÿ ßëÀÿçLÿú
acid in joints Aþâ fþæ {Üÿ¯ÿæ
b. Gout ii. Mass of crystallised b. SæDsú ii. ¯ÿõLÿúLÿ þš{Àÿ àÿ¯ÿ~
salts within the kidney
ØsçLÿ Öììë¨
c. Renal calculi iii. Inflammation in
glomeruli c. {Àÿ[ÿæàÿú {LÿðàÿLÿ¿ëàÿæB iii. {LÿòÉçLÿ Sëbÿ þæ[ÿZÿ{Àÿ

d. Glomerular iv. Presence of glucose in üÿëàÿæ
nephritis urine d. {Sâæ{þÀÿëàÿæÀÿú iv. þí†ÿ÷{Àÿ Sâì{Lÿæfú À
a b c d {[ÿüÿ÷çsçÓú D¨×ç†ÿçÿ ÿ ÿ
(1) iii ii iv i
a b c d
(2) i ii iii iv
(3) ii iii i iv (1) iii ii iv i

(4) iv i ii iii (2) i ii iii iv
(3) ii iii i iv
152. Match the items given in Column I with those in
Column II and select the correct option given (4) iv i ii iii
below :
152. Ö» I ÓÜÿç†ÿ Ö» II Lÿë ÓvÿçLÿú Óó{¾æS LÿÀÿç ¨÷’ÿˆÿ ¯ÿçLÿÅÿ
Column I Column II
þæ[ÿZÿ þšÀÿë vÿçLÿú DˆÿÀÿsç ¯ÿæd :
(Function) (Part of Excretory
System) Ö» I Ö» II ÿ
a. Ultrafiltration i. Henle’s loop (Lÿæ¾ö¿) (Dûfö[ÿ †ÿ¦ÀÿµÿæS)
b. Concentration ii. Ureter a. Aàÿús÷æ ¨ÀÿçÓ÷¯ÿ~ i. {Üÿ{[ÿàÿÓú àÿë¨
of urine
b. þí†ÿ÷ Àÿ Óæ¤ÿ÷†ÿæ ii. þí†ÿ÷ ÓæÀÿ~ê
c. Transport of iii. Urinary bladder
urine
c. þí†ÿ÷ Àÿ ¨Àÿç¯ÿÜÿ[ÿ iii. þí†ÿ÷æÉß
d. Storage of urine iv. Malpighian d. þí†ÿ÷ Óoß iv. þæàÿ¨çsçAæ[ÿú LÿÀÿú¨ÓúLÿàÿú
corpuscle v. {¨÷æOÿçþæàÿú
v. Proximal Lÿ[ÿú{µÿæàÿë{sxÿú s¿ë¯ÿëàÿú
convoluted tubule
a b c d
a b c d
(1) iv v ii iii
(1) iv v ii iii
(2) iv i ii iii (2) iv i ii iii

(3) v iv i ii (3) v iv i ii

(4) v iv i iii (4) v iv i iii

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153. The similarity of bone structure in the forelimbs 153. ¯ÿÜÿë†ÿ {þÀÿë’ÿƒê þæ[ÿZÿÀÿ AS÷¯ÿæÜÿë A×çSvÿ[ÿ {Àÿ
of many vertebrates is an example of
Óþæ[ÿ†ÿæ Àÿ D’ÿæÜÿÀÿ~ {ÜÿDdç
(1) Homology
(1) Óþfæ†ÿê߆ÿæ ({Üÿæ{þæ{àÿæfç)
(2) Analogy
(2) A[ÿëÀÿí¨†ÿæ (Aæ[ÿæ{àÿæfç)
(3) Convergent evolution
(3) Lÿ[ÿúµÿÀÿ{f+ ¯ÿç¯ÿˆÿö[ÿ
(4) Adaptive radiation (4) Aæxÿ¨úsçµÿ {ÀÿxÿçFÓ[ÿú
154. Which of the following is not an autoimmune
154. [ÿçþ§{Àÿ ’ÿçAæ¾æB$#¯ÿæ þæ[ÿZÿ þšÀÿë {LÿDôsç Ó´¨÷†ÿçÀÿäæ
disease ?
(1) Psoriasis
Üÿæ[ÿçLÿæÀÿLÿ (A{sæBþ¿ë[ÿ) {ÀÿæS [ÿë{Üÿô ?
(1) {ÓæÀÿçAæÓçÓú
(2) Rheumatoid arthritis
(2) Àÿë¿þæsFxÿú Aæ$÷æBsçÓú (Aæ=ÿëS=ÿçf[ÿç†ÿ ¯ÿæ†ÿ)
(3) Alzheimer’s disease
(3) Aæàÿú{fþÀÿúÓú {ÀÿæS
(4) Vitiligo (4) µÿçsçàÿç{Sæ
155. Among the following sets of examples for
155. [ÿçþ§{Àÿ ’ÿçAæ¾æB$#¯ÿæ D’ÿæÜÿÀÿ~ Sëd þæ[ÿZÿ þšÀÿë
divergent evolution, select the incorrect option :
(1) Forelimbs of man, bat and cheetah
{LÿDôsç xÿæBµÿÀÿ{f+ ¯ÿç¯ÿ†ÿö[ÿ ¨æBô µÿíàÿ †ÿæÜÿæ ¯ÿæd :
(1) þ[ÿëÌ¿Àÿ Üÿæ†ÿ (AS÷¯ÿæÜÿë), ¯ÿæ’ÿëxÿç F¯ÿó `ÿç†ÿæ¯ÿæW
(2) Heart of bat, man and cheetah
(2) ¯ÿæ’ÿëxÿçÀÿ Üÿõ†ÿú¨çƒ, þ[ÿëÌ¿ F¯ÿó `ÿç†ÿæ¯ÿæW
(3) Brain of bat, man and cheetah
(3) ¯ÿæ’ÿëxÿçÀÿ þÖçÍ, þ[ÿëÌ¿ F¯ÿó `ÿç†ÿæ¯ÿæW
(4) Eye of octopus, bat and man
(4) A{Lÿuæ¨Óú Àÿ AæQ#, ¯ÿæ’ÿëxÿç F¯ÿó þ[ÿëÌ¿
156. Which of the following characteristics represent
‘Inheritance of blood groups’ in humans ? 156. [ÿç{þ§æNÿ {LÿDô Së~SëxÿçLÿ ‘ÀÿNÿ¯ÿSöÀÿ ¯ÿóÉS†ÿçLÿë’ ¯ÿ‚ÿö[ÿæ
a. Dominance Lÿ{Àÿ ?
b. Co-dominance a. ¨÷µÿæ¯ÿê ({xÿæþç[ÿæ[ÿúÓ)
c. Multiple allele b. ÓÜÿ ¨÷µÿæ¯ÿê ({Lÿæ-{xÿæþç[ÿæ[ÿúÓ)
d. Incomplete dominance c. ¯ÿÜÿë ¾ëS½¯ÿçLÿÅÿê (þàÿúsç¨ëàÿú Aæàÿçàÿú)
e. Polygenic inheritance d. AÓ¸í‚ÿö ¨÷µÿæ¯ÿê (B[ÿúLÿþú¨âçsú {xÿæþç[ÿæ[ÿúÓ)
(1) b, c and e e. ¨àÿç{f[ÿçLÿú B[ÿú{ÜÿÀÿçsæ[ÿúÓ
(2) a, b and c (1) b, c F¯ÿó e
(3) b, d and e (2) a, b F¯ÿó c
(4) a, c and e (3) b, d F¯ÿó e
(4) a, c F¯ÿó e
157. In which disease does mosquito transmitted
pathogen cause chronic inflammation of 157. {LÿDô {ÀÿæS{Àÿ þÉæ {ÀÿæS-LÿæÀÿLÿLÿë ÓoæÀÿç†ÿ LÿÀÿç
lymphatic vessels ? ’ÿêWöLÿæÁÿ ™Àÿç àÿç¹ÿ {µÿÓúàÿ{Àÿ ¨÷’ÿæÜÿ ÓõÎçLÿ{Àÿ ?
(1) Elephantiasis (1) Fàÿçüÿæ+çAæÓçÓú
(2) Ascariasis (2) AæÔÿæÀÿçAæÓçÓúÿ
(3) Ringworm disease (3) Àÿçèÿú H´æÀÿþú {ÀÿæS
(4) Amoebiasis (4) F{þæB¯ÿçAæÓçÓú
158. Conversion of milk to curd improves its 158. ’ÿëU ’ÿÜÿç{Àÿ ¨Àÿç~†ÿ {Üÿ{àÿ, LÿæÜÿæÀÿ ¨Àÿçþæ~{Àÿ ¯ÿõ•ç
nutritional value by increasing the amount of
{ÜÿæB, FÜÿæÀÿ {¨æÌLÿ Së~{Àÿ DŸ†ÿç AæÓç$æF ?
(1) Vitamin D
(1) fê¯ÿÓæÀÿ D
(2) Vitamin A

(2) fê¯ÿÓæÀÿ A
(3) Vitamin B12 (3) fê¯ÿÓæÀÿ B12
(4) Vitamin E (4) fê¯ÿÓæÀÿ E

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159. Which of the following is an amino acid derived 159. [ÿçþ§{Àÿ ’ÿçAæ¾æB$#¯ÿæ þæ[ÿZÿ þšÀÿë {LÿDôsç Aæþç{[ÿæ
hormone ? FÓçÝÀÿë D—ÿ¯ÿ {ÜÿæB$#¯ÿæ ÜÿÀÿ{þæ[ÿú ?
(1) Epinephrine (1) F¨ç{[ÿüÿ÷ç[ÿú
(2) Ecdysone (2) FLÿúxÿæB{Óæ[ÿú
(3) FÓs÷æxÿæHàÿú
(3) Estradiol
(4) FÓús÷çHàÿú
(4) Estriol
160. [ÿçþ§{Àÿ ’ÿçAæ¾æB$#¯ÿæ {LÿDô Svÿ[ÿ Lÿçºæ ×æ[ÿ (ÉÀÿêÀÿ
160. Which of the following structures or regions is AóÉ) FÜÿæÀÿ Lÿæ¾ö¿ ÓÜÿç†ÿ µÿëàÿ Àÿë{¨ Óó{¾æS {ÜÿæBdç ?
incorrectly paired with its function ? (1) {þxÿëàÿæ : É´æÓLÿ÷çßæ F¯ÿó
(1) Medulla oblongata : controls respiration A¯ÿú{àÿæ[ÿúSæsæ Üÿõ’ÿ¨çƒ H ™þ[ÿê
and cardiovascular Óº¢ÿêß Ó´†ÿ…Ùÿí†
reflexes. ¨÷†ÿçLÿ÷çßæLÿë [ÿçߦ~
Lÿ{Àÿ >
(2) Limbic system : consists of fibre
tracts that (2) àÿçºçLÿú Aèÿ†ÿ¦ : þÖçÔÿÀÿ ¯ÿçµÿçŸ ×æ[ÿLÿë
interconnect {¾æS LÿÀÿë$#¯ÿæ
different regions of üÿæB¯ÿ÷ç s÷æLÿú{Àÿ Svÿç†ÿ;
brain; controls `ÿÁÿ[ÿ ¨Lÿ÷çßæLÿë [ÿçߦ~
movement. Lÿ{Àÿ >
(3) Hypothalamus : production of (3) ÜÿæB{¨æ$æàÿæþÓú : þëNÿ ÜÿÀÿ{þæ[ÿú DŒ[ÿ
releasing hormones LÿÀÿç¯ÿæ F¯ÿó †ÿæ¨,
and regulation of äë™æ F¯ÿó {ÉæÌ Lÿë
temperature, [ÿçߦ~ LÿÀÿç¯ÿæ >
hunger and thirst.
(4) LÿÀÿú¨Óú Lÿæ{àÿæfþú : ¯ÿæþ H ’ÿäç~
(4) Corpus callosum : band of fibers ¨÷þÖçÍLÿë Óó{¾æS
connecting left and LÿÀÿë$#¯ÿæ üÿæB¯ÿ÷ç
right cerebral Sëd >
hemispheres.
161. [ÿç{þ§æNÿ ÜÿÀÿ{þæ[ÿú þæ[ÿZÿ þšÀÿë {LÿDôsç Üÿæxÿ{Àÿ dç’ÿ÷æÁÿ
161. Which of the following hormones can play a ÓõÎçLÿÀÿç¯ÿæ{Àÿ SëÀÿë†ÿ´¨í‚ÿö µÿíþçLÿæ S÷Üÿ~ Lÿ{Àÿ ?
significant role in osteoporosis ?
(1) Aæàÿú{xÿæ{ÎÀÿ[ÿú F¯ÿó {¨÷æàÿæLÿúsç[ÿú
(1) Aldosterone and Prolactin
(2) {¨÷æ{fÓú{sÀÿ[ÿú F¯ÿó Aæàÿú{xÿæ{ÎÀÿ[ÿú
(2) Progesterone and Aldosterone
(3) B{Î÷æ{f[ÿ F¯ÿó ¨æÀÿæ$æB{ÀÿæFxÿú ÜÿÀÿ{þæ[ÿú
(3) Estrogen and Parathyroid hormone
(4) ¨æÀÿæ$æB{ÀÿæFxÿú, ÜÿÀÿú{þæ[ÿ F¯ÿó {¨÷æàÿæLÿúsç[ÿú
(4) Parathyroid hormone and Prolactin
162. [ÿçþ§{Àÿ ’ÿçAæ¾æB$#¯ÿæ þæ[ÿZÿ þšÀÿë LÿæÜÿæ ’ÿ´æÀÿæ þ[ÿëÌ¿
162. The transparent lens in the human eye is held in AæQ#Àÿ SëÀÿë†ÿ´¨í‚ÿö {àÿ[ÿúÓ Lÿë FÜÿæÀÿ ×æ[ÿ{Àÿ
its place by ™ÀÿçÀÿQæ¾æD$æF ?
(1) ligaments attached to the ciliary body (1) ÓçàÿçAæÀÿç ¯ÿxÿç ÓÜÿç†ÿ Óó¾ëNÿ {ÜÿæB$#¯ÿæ àÿçSæ{þ+
(2) AæBÀÿçÓú ÓÜÿç†ÿ Óó¾ëNÿ {ÜÿæB$#¯ÿæ àÿçSæ{þ+
(2) ligaments attached to the iris

(3) AæBÀÿçÓú ÓÜÿç†ÿ Óó¾ëNÿ {ÜÿæB$#¯ÿæ Ó½ìë$ þæóÓ{¨Éê
(3) smooth muscles attached to the iris
(4) ÓçàÿçAæÀÿç ¯ÿxÿç ÓÜÿç†ÿ Óó¾ëNÿ {ÜÿæB$#¯ÿæ Ó½ìë$
(4) smooth muscles attached to the ciliary body þæóÓ{¨Éê
LAACH/PP/Page 37 SPACE FOR ROUGH WORK English/Oriya

163. Which of the following animals does not undergo 163. [ÿçþ§{Àÿ ’ÿçAæ¾æB$#¯ÿæ {LÿDô ¨÷æ~ê Àÿ Àÿí¨æ;ÿÀÿ ÜÿëF
metamorphosis ?
[ÿæÜÿ] ?
(1) Earthworm fçAæ
(1)
(2) Tunicate (2) s¿ë[ÿç{Lÿsú
(3) Moth (3) þ$ú
(4) Starfish (4) Óþë’ÿ÷ †ÿæÀÿæ

164. Identify the vertebrate group of animals 164. [ÿçþ§{Àÿ ’ÿçAæ¾æB$#¯ÿæ ¨÷æ~êþæ[ÿZÿ þšÀÿë {¾Dô {þÀÿë’ÿƒê
characterized by crop and gizzard in its digestive ¨÷æ~êÀÿ Qæ’ÿ¿þë~æ (Lÿ÷¨) F¯ÿó Sçfæxÿö ({¨æÌ~ê) Adç
system. †ÿæÜÿæLÿë `ÿçÜÿ§s LÿÀÿ >
(1) Amphibia (1) Dµÿß`ÿÀÿ (F¹ÿç¯ÿçAæ)
(2) Reptilia (2) ÓÀÿêÓõ¨ ({Àÿ¨sçàÿçßæ)
(3) Aves (3) ¨äê ¯ÿæ ¯ÿçÜÿèÿ (F¯ÿçfú)
(4) Osteichthyes (4) A{ÎB`ÿú $æBÓú ¯ÿæ þÓ#fæ†ÿêß
165. Which of the following organisms are known as 165. [ÿç{þ§æNÿ {LÿDô fê¯ÿ þÜÿæÓæSÀÿ{Àÿ þëQ¿ DŒæ’ÿLÿ A{s ?
chief producers in the oceans ? (1) xÿç{[ÿæüÿâæ{f{àÿsÓú
(1) Dinoflagellates (2) xÿæßsæþÓú
(2) Diatoms (3) ÓæB{[ÿæ¯ÿ¿æLÿú{sÀÿçAæ ([ÿêÁÿÜÿÀÿç†ÿú {Éð¯ÿæÁÿ)
(3) Cyanobacteria (4) BDSâç[ÿFxÿú
(4) Euglenoids 166. [ÿçþ§{Àÿ ’ÿçAæ¾æB$#¯ÿæ ¨÷æ~êþæ[ÿZÿ þšÀÿë {LÿDôsç
×çÀÿ†ÿæ¨ê [ÿë{Üÿô ?
166. Which one of these animals is not a
homeotherm ?
(1) {þð{Lÿ÷æ¨Ó
(1) Macropus
(2) Lÿç{àÿæ[ÿ
(3) {Lÿð{þàÿÓ
(2) Chelone
(4) Óç{sðLÿëàÿæ
(3) Camelus
ÓçàÿçAæ $#¯ÿæ {¨÷æ{sæ{fæAæ þæ{[ÿ A[ÿ¿ {¨÷æ{sæ{fæAæ
167.
(4) Psittacula
fê¯ÿþæ[ÿZÿ vÿæÀÿë [ÿç{þ§æNÿ {LÿDô LÿæÀÿ~Àÿë µÿçŸ
167. Ciliates differ from all other protozoans in {ÜÿæB$æ;ÿç ?
(1) using flagella for locomotion (1) `ÿÁÿ[ÿ Lÿ÷çßæ ¨æBô üÿâæ{fàÿæ ¯ÿ¿¯ÿÜÿæÀÿ LÿÀÿ;ÿç
(2) having a contractile vacuole for removing (2) fÁÿ [ÿçÍæÓ[ÿ ¨æBô {Óþæ[ÿZÿÀÿ Lÿ+÷æLÿúsæBàÿú
excess water µÿæLÿ¿ëàÿ $æF
(3) using pseudopodia for capturing prey (3) ÉçLÿæÀÿ ™Àÿç¯ÿæ¨æBô Lÿís¨æ’ÿLÿë ¯ÿ¿¯ÿÜÿæÀÿ Lÿ{Àÿ
(4) having two types of nuclei (4) {Óþæ[ÿZÿÀÿ ’ÿëB ¨÷LÿæÀÿÀÿ [ÿ¿Îç $æF
168. [ÿçþ§{Àÿ ’ÿçA¾æB$#¯ÿæ {LÿDô ÉæÀÿçÀÿêLÿ Svÿ[ÿ {SæsçF
168. Which of the following features is used to identify
a male cockroach from a female cockroach ? AƒçÀÿæ AÓÀÿ¨æ Lÿë þæC AÓÀÿ¨æ vÿæÀÿë `ÿçÜÿ§s LÿÀÿç¯ÿæ ¨æBô
(1) Presence of a boat shaped sternum on the
¯ÿ¿¯ÿÜÿæÀÿ LÿÀÿæ¾æF ?
th (1) [ÿ¯ÿþ D’ÿÀÿêß Lÿä (ÉÀÿêÀÿÀÿ LÿæßæQƒ) D¨{Àÿ
9 abdominal segment
xÿèÿæ AæLÿõ†ÿç ÎÀÿ[ÿþú Àÿ D¨×ç†ÿç

(2) Presence of caudal styles (2) Lÿæxÿàÿú ÎæBàÿ Àÿ D¨×ç†ÿç
(3) Forewings with darker tegmina (3) AæS ¨ä{Àÿ SæÝÿ ÀÿèÿÀÿ {sSúþç[ÿæ $æF
(4) Presence of anal cerci (4) Aæ[ÿæàÿú ÓçÀÿç Àÿ D¨×ç†ÿç
LAACH/PP/Page 38 SPACE FOR ROUGH WORK English/Oriya

169. Which of the following options correctly 169. [ÿç{þ§æNÿ {LÿDôsç ¾$æLÿ÷{þ Aæfúþæ F¯ÿó
represents the lung conditions in asthma and
emphysema, respectively ?
BþúüÿæB{Óþæ{Àÿ üÿëÓúüÿëÓúÀÿ A¯ÿ×æLÿë vÿçLÿú µÿæ¯ÿ{Àÿ
(1) Inflammation of bronchioles; Decreased
¯ÿëlæF ?
respiratory surface (1) É´æÓ[ÿÁÿêLÿæÀÿ üÿëàÿæ; É´æÓLÿ÷çßæ ×æ[ÿ Àÿ Üÿ÷æÓ
(2) Increased number of bronchioles; Increased (2) É´æÓ[ÿÁÿêLÿæ ÓóQ¿æ{Àÿ ¯ÿõ•ç; É´æÓLÿ÷çßæ ×æ[ÿ Àÿ ¯ÿõ•çÿ
respiratory surface
(3) É´æÓLÿ÷çßæ ×æ[ÿ Àÿ ¯ÿõ•ç; É´æÓ[ÿÁÿêLÿæ Àÿ üÿëàÿæ
(3) Increased respiratory surface;
Inflammation of bronchioles (4) É´æÓLÿ÷çßæ ×Aæ[ÿ Àÿ Üÿ÷æÓ; É´æÓ[ÿÁÿêLÿæ Àÿ üÿëàÿæ
(4) Decreased respiratory surface;
Inflammation of bronchioles 170. Ö» I ÓÜÿç†ÿ Ö» II Lÿë ÓvÿçLÿú Óó{¾æS LÿÀÿç ¨÷’ÿˆÿ ¯ÿçLÿÅÿ
170. Match the items given in Column I with those in
þæ[ÿZÿ þšÀÿë vÿçLÿú DˆÿÀÿsç ¯ÿæd :
Column II and select the correct option given Ö» I Ö» II ÿ
below :
a. †ÿç[ÿç¨æQëxÿæ ¯ÿçÉçÎ i. ¯ÿæþ AÁÿç¢ÿ F¯ÿó
Column I Column II
Lÿ¨æsçLÿæ ¯ÿæþ [ÿçÁÿß þš{Àÿ
a. Tricuspid valve i. Between left atrium
and left ventricle b. ’ÿëB¨æQëxÿæ ¯ÿçÉÎ ç ii. ’ÿäç~ [ÿçÁÿß F¯ÿó

b. Bicuspid valve ii. Between right Lÿ¨æsçLÿæ ¨àÿú{þæ[ÿæÀÿç ™þ[ÿê
ventricle and þš{Àÿ
pulmonary artery c. A•ö`ÿ¢ÿ÷æLÿõ†ÿç iii. ’ÿäç~ AÁÿç¢ÿ F¯ÿó
c. Semilunar valve iii. Between right Lÿ¨æsçLÿæ ’ÿäç~ [ÿçÁÿß þš{Àÿ
atrium and right a b c
ventricle
(1) iii i ii
a b c
(2) i iii ii
(1) iii i ii
(3) i ii iii
(2) i iii ii
(3) i ii iii (4) ii i iii
(4) ii i iii
171. Ö» I ÓÜÿç†ÿ Ö» II Lÿë ÓvÿçLÿú Óó{¾æS LÿÀÿç ¨÷’ÿˆÿ ¯ÿçLÿÅÿ
171. Match the items given in Column I with those in þæ[ÿZÿ þšÀÿë vÿçLÿú DˆÿÀÿsç ¯ÿæd :
Column II and select the correct option given
below : Ö» I Ö» II ÿ
Column I Column II a. sæBxÿæàÿú µÿàÿ¿ëþú i. 2500 – 3000 mL
a. Tidal volume i. 2500 – 3000 mL b. B[ÿúÓú¨ç{Àÿ{sæÀÿê ii. 1100 – 1200 mL
b. Inspiratory Reserve ii. 1100 – 1200 mL Àÿçfµÿö µÿàÿ¿ëþú
volume c. FOÿú¨ç{Àÿ{sæÀÿê iii. 500 – 550 mL
c. Expiratory Reserve iii. 500 – 550 mL Àÿçfµÿö µÿàÿ¿ëþú
volume
d. {ÀÿÓçxÿëAæàÿú µÿàÿ¿ëþú iv. 1000 – 1100 mL
d. Residual volume iv. 1000 – 1100 mL
a b c d
a b c d
(1) iii ii i iv
(1) iii ii i iv
(2) iii i iv ii

(2) iii i iv ii
(3) i iv ii iii (3) i iv ii iii
(4) iv iii ii i (4) iv iii ii i
LAACH/PP/Page 39 SPACE FOR ROUGH WORK English/Oriya

172. AGGTATCGCAT is a sequence from the coding 172. {SæsçF S냨çƒÀÿ {Lÿæxÿçèÿ Î÷æƒ Àÿ A[ÿëLÿ÷þ {ÜÿDdç
strand of a gene. What will be the corresponding AGGTATCGCAT A[ÿë{àÿQ#†ÿ mRNA À A[ÿëÀÿí¨
sequence of the transcribed mRNA ? A[ÿëLÿ÷þ Lÿ’~ {Üÿ¯ÿ ?
(1) AGGUAUCGCAU (1) AGGUAUCGCAU
(2) UGGTUTCGCAT (2) UGGTUTCGCAT
(3) ACCUAUGCGAU
(3) ACCUAUGCGAU
(4) UCCAUAGCGUA
(4) UCCAUAGCGUA
173. According to Hugo de Vries, the mechanism of 173. Üÿ¿ë{SæxÿçµÿæÀÿçÓúèÿ þ†ÿ{Àÿ ¯ÿç¯ÿ†ÿö[ÿ ¨•†ÿç {ÜÿDdç
evolution is
(1) [ÿ{¯ÿæ’ÿúµÿ¯ÿ[ÿ Àÿ A{[ÿLÿ ÖÀÿ
(1) Multiple step mutations
(2) Saltation (2) Óàÿú{sÓ[ÿú

(3) Phenotypic variations (3) àÿä~¨÷Àÿí¨ê ¯ÿçµÿ矆ÿæ
(4) Minor mutations (4) AÅÿ [ÿ{¯ÿæ’ÿúµÿ¯ÿ[ÿ

174. Match the items given in Column I with those in 174. Ö» I ÓÜÿç†ÿ Ö» II Lÿë ÓvÿçLÿú Óó{¾æS LÿÀÿç ¨÷’ÿˆÿ ¯ÿçLÿÅÿ
Column II and select the correct option given þæ[ÿZÿ þšÀÿë vÿçLÿú DˆÿÀÿsç ¯ÿæd :
below : Ö» I Ö» II ÿ
Column I Column II
a. {¨÷æàÿç{üÿ{Àÿsçµÿú {üÿfú i. F{ƒæ{þs÷çAæàÿ
a. Proliferative Phase i. Breakdown of µÿç†ÿÀÿÖÀÿ µÿæèÿç¯ÿæ
endometrial
lining b. ÓçLÿ÷ç{sæÀÿê {üÿfú ii. üÿàÿçLÿëàÿæÀÿú {üÿfú

b. Secretory Phase ii. Follicular Phase c. {þ[ÿúÓúsë{ÀÿÓ[ÿú iii. àÿësçAæàÿú {üÿfú

c. Menstruation iii. Luteal Phase a b c

a b c (1) iii ii i

(1) iii ii i (2) i iii ii
(2) i iii ii (3) ii iii i
(3) ii iii i (4) iii i ii
(4) iii i ii
175. {SæsçF Úê{àÿæLÿ Àÿ X Së~Óí†ÿ÷{Àÿ X-àÿçLÿóúxÿú A¯ÿ×æ
175. A woman has an X-linked condition on one of her Adç > FÜÿç Së~Óí†ÿ÷ LÿæÜÿæ’ÿ´æÀÿæ DˆÿÀÿæ™#Lÿõ†ÿ {ÜÿæB¨æÀÿç¯ÿ ?
X chromosomes. This chromosome can be
(1) {Lÿ¯ÿÁÿ lçA þæ{[ÿ
inherited by
(2) {Lÿ¯ÿÁÿ ¨ëA þæ{[ÿ
(1) Only daughters
(3) {Lÿ¯ÿÁÿ [ÿæ†ÿç[ÿæ†ÿë~ê þæ{[ÿ
(2) Only sons
(3) Only grandchildren (4) Dµÿß lçA F¯ÿó ¨ëA þæ{[ÿ
(4) Both sons and daughters 176. [ÿçþ§{Àÿ ’ÿçAæ¾æB$#¯ÿæ þæ[ÿZÿ þšÀÿë {LÿDôsç A{¨Àÿ[ÿú Àÿ
176. All of the following are part of an operon except
FLÿ AóÉ [ÿë{Üÿô ?
(1) an operator (1) {SæsçF A{¨Àÿ[ÿú
(2) Î÷Lÿú`ÿÀÿæàÿú fç[ÿú

(2) structural genes
(3) an enhancer (3) {SæsçF F[ÿúÜÿæ[ÿúÓÀÿú
(4) a promoter (4) {SæsçF {¨÷æ{þæsÀÿ
LAACH/PP/Page 40 SPACE FOR ROUGH WORK English/Oriya

177. Which of the following gastric cells indirectly 177. {àÿæÜÿç†ÿ ÀÿNÿ Lÿ~çLÿæ Svÿ[ÿ{Àÿ {LÿDô ¨æ`ÿLÿ {LÿæÌ
help in erythropoiesis ? ¨{Àÿæä µÿæ¯ÿ{Àÿ ÓæÜÿ澿 LÿÀÿç$æF ?
(1) Chief cells (1) `ÿçüÿú {LÿæÌ
(2) Mucous cells (2) þ¿ëLÿÓú {LÿæÌ
(3) Goblet cells (3) S¯ÿú{àÿsú {LÿæÌ
(4) Parietal cells (4) ¨æÀÿçFsæàÿú {LÿæÌ

178. Match the items given in Column I with those in 178. Ö» I ÓÜÿç†ÿ Ö» II Lÿë ÓvÿçLÿú Óó{¾æS LÿÀÿç ¨÷’ÿˆÿ ¯ÿçLÿÅÿ
Column II and select the correct option given þæ[ÿZÿ þšÀÿë vÿçLÿú DˆÿÀÿsç ¯ÿæd :
below :
Ö» I Ö» II ÿ
Column I Column II a. üÿæB¯ÿ÷ç{[ÿæ{f[ÿú i. AÓú{þæsçLÿ Ó;ÿëÁÿ[ÿ
a. Fibrinogen i. Osmotic balance b. {Sâæ¯ÿ¿ëàÿç[ÿú ii. ÀÿNÿfþæs ¯ÿæ¤ÿç¯ÿæ
b. Globulin ii. Blood clotting c. Aæàÿú¯ÿëþç[ÿú iii. ¨÷†ÿçÀÿäæ ¨÷~æÁÿê
c. Albumin iii. Defence mechanism
a b c
a b c (1) iii ii i
(1) iii ii i (2) i ii iii
(2) i ii iii (3) i iii ii
(3) i iii ii (4) ii iii i
(4) ii iii i
179. [ÿç{þ§æNÿ {LÿDô LÿæÀÿ~ ¨æBô LÿZÿæÁÿ þæóÓ{¨Éê Óó{Lÿæ`ÿ[ÿ
179. Calcium is important in skeletal muscle {Àÿ LÿæàÿúÓçßþú þëQ¿ ?
contraction because it
(1) FÜÿæ {sæ{¨æ[ÿç[ÿú ÓÜÿç†ÿ Óó{¾æS{ÜÿæB
(1) binds to troponin to remove the masking of þæ{ßæÓç[ÿúÀÿ Lÿ÷çßæÉêÁÿ ¨æÉ´öÀÿë þëQæLÿë A¨ÓæÀÿ~
active sites on actin for myosin.
LÿÀÿç$æF >
(2) activates the myosin ATPase by binding to
(2) FÜÿæ ÓÜÿç†ÿ Óó{¾æS {ÜÿæB þæ{ßæÓç[ÿú Fsç¨çFfúLÿë
it.
Lÿ÷çßæÉêÁÿ LÿÀÿç$æF >
(3) detaches the myosin head from the actin
(3) AæLÿuç[ÿú üÿçàÿæ{þ[ÿuÀÿë þæ{ßæÓç[ÿúÀÿ AS÷µÿæSLÿë AàÿSæ
filament.
LÿÀÿç{’ÿB$æF >
(4) prevents the formation of bonds between
the myosin cross bridges and the actin (4) þæ{ßæÓç[ÿú Lÿ÷Óú ¯ÿ÷çfú H AæLÿuç[ÿú üÿçàÿæ{þ+ þš{Àÿ
filament. ¯ÿ¤ÿ[ÿ ÓõÎçLÿë ¨÷†ÿç{Àÿæ™ LÿÀÿç$æF >
180. Which of the following is an occupational 180. [ÿçþ§{Àÿ ’ÿçAæ¾æB$#¯ÿæ {LÿDôsç ¯ÿõˆÿçf[ÿç†ÿ É´æÓLÿ÷çßæ
respiratory disorder ? AÓë׆ÿæ ?
(1) Anthracis (1) Aæ¡ÿ÷æÓçÓú
(2) Silicosis (2) Óçàÿç{LÿæÓçÓú

(3) Botulism (3) {¯ÿæsëàÿçfçþú
(4) Emphysema (4) BþúüÿæB{Óþæ

LAACH/PP/Page 41 SPACE FOR ROUGH WORK English/Oriya

SPACE FOR ROUGH WORK

LAACH/PP/Page 42 SPACE FOR ROUGH WORK English/Oriya

SPACE FOR ROUGH WORK

LAACH/PP/Page 43 SPACE FOR ROUGH WORK English/Oriya

Read carefully the following instructions : [ÿçþ§àÿçQç†ÿ [ÿçç{”öÉæ¯ÿÁÿêLëÿ šæ[ÿÀÿ ÓÜÿç†ÿ ¨Þ :
1. Each candidate must show on demand his/her 1. œÿçÀÿêäLÿZÿ ’ÿ´æÀÿæ ’ÿæ¯ÿç LÿÀÿæS{àÿ ¨÷{†ÿ¿Lÿ ¨÷æ$öêZëÿ œÿçf
Admit Card to the Invigilator. œÿçfÀÿ ¨÷{¯ÿÉ ¨†ÿ÷ ¯ÿ暆ÿæþíÁÿLÿ µÿæ{¯ÿ ¨÷’ÿÉöœÿ LÿÀÿç¯ÿæLëÿ
2. No candidate, without special permission of {Üÿ¯ÿ >
the Superintendent or Invigilator, would
2. A™êäLÿ Lÿçºæ œÿçÀÿêäLÿZÿ Ó´†ÿ¦ Aœëÿþ†ÿç ¯ÿçœÿæ {Lÿò~Óç
leave his/her seat.
¨÷æ$öê {ÓþæœÿZÿÀÿ AæÓœÿ dæÝç¨æÀÿç{¯ÿ œÿæÜÿ] >
3. The candidates should not leave the
Examination Hall without handing over their 3. Lÿˆÿö¯ÿ¿Àÿ†ÿ œÿçÀÿêäLÿZëÿ DˆÿÀÿ ¨†ÿ÷ ÜÿÖæ;ÿÀÿ œÿ LÿÀÿç F¯ÿó
Answer Sheet to the Invigilator on duty and D¨×ç†ÿç ¨†ÿ÷{Àÿ ’ëÿB$Àÿ Ó´æäÀÿ œÿ LÿÀÿç ¨÷æ$öê ¨Àÿêäæ
sign the Attendance Sheet twice. Cases ÜÿàúÿÀëÿ ¯ÿæÜÿæÀÿç ¨æÀÿç{¯ÿ œÿæÜÿ] > ¾’ÿç {Lÿò~Óç {ä†ÿ÷{Àÿ ¨÷æ$öê
where a candidate has not signed the
D¨×ç†ÿç üÿ”ö{Àÿ ’ÿ´ç†ÿêß $Àÿ ¨æBô Ó´æäÀÿ LÿÀÿç [ÿ $æ;ÿç
Attendance Sheet second time will be
deemed not to have handed over the {†ÿ{¯ÿ FÜÿæ ™Àÿç [ÿççAæ¾ç¯ÿ {¾ {Ó DˆÿÀÿ ¨†ÿ÷
Answer Sheet and dealt with as an {üÿÀÿæB[ÿæÜÿæ;ÿç F¯ÿó FÜÿæLëÿ FLÿ AÓæ™ë D¨æß A¯ÿàÿº[ÿÿ
unfair means case. þæþàÿæ µÿæ{¯ÿ ¯ÿç{¯ÿ`ÿ[ÿæ LÿÀÿæ¾ç¯ÿ >
4. Use of Electronic/Manual Calculator is 4. B{àÿ{Lÿu&÷æœÿçLÿú /þæœëÿAæàúÿ LÿæàúÿLëÿ{àÿsÀúÿÀÿ ¨÷{ßæS
prohibited.
œÿç{Ì™>
5. The candidates are governed by all Rules and
5. ¨Àÿêäæ Üÿàúÿ{Àÿ {ÓþæœÿZÿ Aæ`ÿÀÿ~ ¨÷Óèÿ{Àÿ ¨÷æ$öêþæ{œÿ
Regulations of the examination with regard to
their conduct in the Examination Hall. All ¨ÀÿêäæÀÿ ÓþÖ œÿçßþæ¯ÿÁÿê H ¯ÿ¿¯ÿ×樜ÿ ’ÿ´æÀÿæ
cases of unfair means will be dealt with as per AœëÿÉæÓç†ÿ {Üÿ{¯ÿ> ÓþÖ AÓæ™ë D¨æß A¯ÿàÿºœÿ þæþàÿæ
Rules and Regulations of this examination. D¨{Àÿ ¨ÀÿêäæÀÿ œÿçßþæ¯ÿÁÿê H ¯ÿ¿¯ÿ×樜ÿ Aœëÿ¾æßê
6. No part of the Test Booklet and Answer Sheet Lÿæ¾ö¿æœëÿÏæœÿ S÷Üÿ~ LÿÀÿæ¾ç¯ÿ >
shall be detached under any circumstances.
6. ¨Àÿêäæ ¨ëÖçLÿæ F¯ÿó DˆÿÀÿ ¨†ÿ÷Àÿ {Lÿò~Óç AóÉLëÿ {Lÿò~Óç
7. The candidates will write the Correct Test ¨Àÿç×ç†ÿç{Àÿ þš AàÿSæ LÿÀÿæ¾æB¨æÀÿç¯ÿ œÿæÜÿ] >
Booklet Code as given in the Test
Booklet/Answer Sheet in the Attendance 7. ¨÷æ$öêþæœÿZë& ¨Àÿêäæ ¨ëÖçLÿæ/DˆÿÀÿ ¨†ÿ÷{Àÿ ’ÿçAæ¾æB$#¯ÿæ
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LAACH/PP/Page 44 SPACE FOR ROUGH WORK English/Oriya