Karnataka SSLC Question Paper 2021 Science for Kannada Medium

CÈÉí¨Ü PÜñܤÄÔ
Question Booklet Serial No. : 16-

®æãàí¨Ü~ ÓÜíTæ :
Register Number :
±Ü£ÅPæ - 01 / Paper – 01
GÓ….GÓ….GÇ….Ô. ÊÜááS ±ÜÄàûæ – 2021
SSLC MAIN EXAMINATION – 2021
+ +
Subjects : MATHEMATICS + SCIENCE + SOCIAL SCIENCE
PܮܰvÜ ÊÜáñÜᤠCíXÉÐ… ÊÜÞ«ÜÂÊÜá / Kannada and English Medium
CCE-RF / CCE-RR / CCE-PF / CCE-PR / NSR / NSPR

TEAR HERE TO OPEN THE QUESTION BOOKLET
: 10-30 1-30 ] [ Time : 10-30 A.M. to 1-30 P.M.
: 40 + 40 + 40 = 120 ] [ Total No. of Questions : 40 + 40 + 40 = 120
: 40 + 40 + 40 = 120 ] [ Max. Marks : 40 + 40 + 40 = 120
83-K/E — /SCIENCE
˨ݦìWÜÚWæ ÓÜãaÜ®æWÜÙÜá / Instructions to the Students :
1. ¯ÜÅÊæàÍÜ ¯ÜñÜŨÜÈÉ¬Ü Öܬæã®í¨Üá AíQWÜÙÜ ¬æãàí¨Ü~ ÓÜíTæ¿á¬Üá® ¯ÜÅÍ殯ÜâÔ¤Pæ¿á ŸÆ¯ÝÍÜÌì¨Ü
ÊæáàÆᤩ¿áÈÉ ÓܱÐÜrÊÝX ŸÃæÀáÄ.
Write your eleven digit Register Number on the Question Booklet as
allotted in the admission ticket in the space provided at the top right
corner of this front page.
2. D ¯ÜÅÍ殯ÜâÔ¤Pæ¿á¬Üá® ×ÊÜáá¾S hÝPæp… ÊÜáãÆPÜ ÊæãÖÜÃÜá ÔàÇ… ÊÜÞvÜÇÝX¨æ. ±ÜÄàûæ
¯ÝÅÃÜí»ÜÊÝWÜáÊÜ ÓÜÊÜá¿áPæR ­ÊÜá¾ ¯ÜÅÍ殯ÜâÔ¤Pæ¿á ŸÆŸ© ¯ÝÍÜÌìÊܬÜá® PÜñܤÄÔ,
±ÜÅÍæ°±ÜâÔ¤Pæ¿áÈÉ GÇÝÉ ±ÜâoWÜÙÜá CÊæÁáà Gí¨Üá ±ÜÄàüÔPæãÚÛ.
This Question Booklet has been sealed by reverse jacket. You have to cut
on the right side to open the. Booklet at the time of commencement of
the examination. Check whether all the pages of the Question Booklet
are intact.
3. ËÐÜ¿áÊÝÃÜá OMR ±ÜâoÊÜ®Üá° ±ÜÅñæÂàPÜÊÝX ¯àvÜÇÝWÜáÊÜâ¨Üá.
OMR Sheet will be provided subject-wise separately.
4. D ±ÜÅÍæ°±ÜâÔ¤Pæ¿áá ÊÜáãÃÜá PæãàÃ… ËÐÜ¿áWÜÙܬÜá® Öæãí©¨Üáª, ¯ÜÅ£ ËÐÜ¿áÊÜä ¯ÜÅñæÂàPÜÊݨÜ
±ÜâÔ¤Pæ¿á®Üá° Öæãí©¨æ.
This set of Question Booklets consists of three core subjects and each
Tear here

subject has separate Question Booklet.

1601 1 of 24

5. ±ÜÅ£ ËÐÜ¿áPæR 40 ±ÜÅÍæ°WÜÚ¨Üáª, D ±ÜÅÍæ°±ÜâÔ¤Pæ¿áá Joár 120 ±ÜÅÍæ°WÜÙÜ®Üá° Öæãí©¨æ.
(i) WÜ~ñÜ & ±ÜÅÍæ°WÜÙÜ ÓÜíTæ 1 Äí¨Ü 40
(ii) ËþÝ®Ü & ±ÜÅÍæ°WÜÙÜ ÓÜíTæ 41 Äí¨Ü 80
(iii) ÓÜÊÜÞg ËþÝ®Ü & ±ÜÅÍæ°WÜÙÜ ÓÜíTæ 81 Äí¨Ü 120
40 questions are provided against each subject. This set of Question
Booklets contains 120 questions in all.
(i) Mathematics – Question Numbers 1 to 40
(ii) Science – Question Numbers 41 to 80
(iii) Social Science – Question Numbers 81 to 120
6. ±ÜÅ£à ±ÜÅÍæ°Wæ Jí¨Üá AíPÜ˨Üáª, GÇÝÉ ±ÜÅÍæ°WÜÚWÜã EñܤÄÓÜáÊÜâ¨Üá PÜvÝx¿á ÖÝWÜã ±ÜÅ£
ÓÜÄ¿Þ¨Ü EñܤÃÜPæR Jí¨Üá AíPÜ˨Üáª, ñܱݳ¨Ü EñܤÃÜPæR ¿ÞÊÜâ¨æà MáOÝñܾPÜ AíPÜWÜÙÜá
CÃÜáÊÜâ©ÆÉ.
Each question carries one mark. Answering all the questions is
compulsory and each correct answer will be awarded one mark. There will
be no negative marking for wrong answers.
7. ¯ÜÄàûÝ AÊܘ¿áÈÉ,
G ±ÜÅÍæ°WÜÙÜ®Üá° hÝWÜÃÜãPÜñæÀáí¨Ü K©Ä.
¹ K.Gí.BÃ…. ( OMR ) ±Üâo¨ÜÈÉ ±ÜÅ£ ±ÜÅÍæ°ÓÜíTæÂWæ ÓÜÄ Öæãí¨ÜáÊÜ EñܤÃÜÊÜ®Üá°
WÜáÃÜá£ÓÜÆá ¯àvÜÇÝXÃÜáÊÜ ®ÝÆáR ÊÜêñܤWÜÙÜ ±æçQ ÓÜÄ¿Þ¨Ü EñܤÃÜ¨Ü Jí¨Üá ÊÜêñܤÊÜ®Üá°
¯àÈ/PܯÜâ± ÍÝÀá¿á ¸ÝÇ… ¯ÝÀáíp… ¯æ¬… ÊÜÞñÜÅ E¯ÜÁãàXÔ ÓÜí¯Üä|ìÊÝX
Íæàv… ÊÜÞw. JÊæá¾ EñܤÃÜÊܬÜá® Íæàv… ÊÜÞw¨Ü ÊæáàÇæ Ÿ¨ÜÇÝÀáÓÜÆá AÊÜPÝÍÜËÆÉ
ÊÜáñÜᤠ¿ÞÊÜâ¨æà A¬ÜWÜñÜ WÜáÃÜáñÜáWÜÙܬÜá® K.Gí.BÃ…. ( OMR ) ÊæáàÇæ ÊÜÞvܸÝÃܨÜá.
E¨ÝÖÜÃÜOæ ±ÜÅÍæ° ÓÜíTæ 20PæR EñܤÃÜ¨Ü BÁáR ÓÜíTæ C BX¨ÜªÈÉ K.Gí.BÃ….
( OMR ) ±Üâo¨ÜÈÉ BÁáR C ¿á®Üá° ¯àÈ/PܱÜâ³ ÍÝÀá¿á ¸ÝÇ… ¯ÝÀáíp… ¯æ¬…
E±ÜÁãàXÔ D PæÙÜWæ ñæãàÄÔ¨Üíñæ ÊÜêñܤÊܬÜá® ÓÜí¯Üä|ìÊÝX Íæàv… ÊÜÞvܸæàPÜá.
±ÜÅÍæ° ÓÜíTæ 20) A B C D (C¨Üá E¨ÝÖÜÃÜOæWæ ÊÜÞñÜÅ)

Ô K.Gí.BÃ…. ( OMR ) ÖÝÙæ¿á¬Üá® ÊÜávÜaÜáÊÜâ¨Üá, ÖÜÄ¿ááÊÜâ¨Üá A¥ÜÊÝ Óærà¯ÜÇ… °¬…
ÊÜÞvܸÝÃܨÜá.

1601 2 of 24

During the examination,

a) Read the questions carefully.

b) Completely darken / shade the relevant circle against Question

Number in the OMR Sheet using blue / black ball point pen. Do not

try to alter the entry and not to do any stray marks on OMR Sheet.

Example : In the question booklet, if C is the correct answer for

Question No. 20, then in the OMR Sheet shade the option C using

blue / black ball point pen as follows.

Question No. 20) A B C D ( This is an example only )

c) Do not fold, tear, wrinkle or staple on the OMR Sheet.

8. Jí¨Üá ¯ÜÅÍæ®Wæ Jí¨ÜQRíñÜ ÖæaÜác ÊÜêñܤWÜÙܬÜá® Íæàv… ÊÜÞw¨ÜªÈÉ AíñÜÖÜ EñܤÃÜWÜÙÜ®Üá° ñܱæ³í¨Üá
±ÜÄWÜ~Ô AíPÜWÜÙÜ®Üá° ¯àvÜÇÝWÜáÊÜâ©ÆÉ.

If more than one circle is shaded for a given question, such answer is

treated as wrong and no marks will be given.

9. K.Gí.BÃ…. ( OMR ) ±Üâo¨ÜÈÉ ¯WÜ©ñÜ ÓܧÙܨÜÈÉ Ë¨Ý¦ì ÖÝWÜã PæãsÜw ÊæáàÈÌaÝÃÜPÜÃÜá
ñܱܳ¨æà ÓÜ× ÊÜÞvܸæàPÜá.

Student and Room Invigilator should sign in the OMR Sheet in the space

provided.

1601 3 of 24

10. ¯ÜÄàûÝ AÊܘ ÊÜááX¨Ü ¬ÜíñÜÃÜ ËÐÜ¿áÊÝÃÜá EñܤÄst K.Gí.BÃ…. ( OMR )®Üá° PæãsÜw
ÊæáàÈÌaÝÃÜPÜÄWæ ñܱܳ¨æà J²³ÓܸæàPÜá.

Candidate should return the subject-wise answered OMR Sheet to the

Room Invigilator before leaving the examination hall.

11. PÜaÝc PÝ¿áìÊÜ®Üá° ±ÜÅÍæ°±ÜâÔ¤Pæ¿áÈÉ ¯àwÃÜáÊÜ PÜaÝc PÝ¿áì¨Ü ÖÝÙæ¿áÈÉÁáà ÊÜÞvÜáÊÜâ¨Üá.

Rough work can be done in the space provided at the end of the Question

Booklet.

12. ¯ÜÄàûÝ PæãsÜwÁãÙÜWæ PÝÂÆáRÇæàoÃ…, Êæã¸æçÇ… ¶æäଅ, Óݾp…ì ÊÝa… ÊÜáñÜᤠCñÜÃæ
¿ÞÊÜâ¨æà GÇæPÝó­P… E¯ÜPÜÃÜ|WÜÙܬÜá® ñÜÃÜáÊÜâ¨Ü¬Üá® ­Ðæà˜ÓÜÇÝX¨æ.

Calculators, Mobiles, Smart Watches and any other electronic equipment
are not allowed inside the examination hall.

1601 4 of 24

Subject : SCIENCE
D ±ÜÅ£Áãí¨Üá ±ÜÅÍæ°WÜÚWæ A¥ÜÊÝ A±Üä|ì ÖæàÚPæWÜÚWæ ®ÝÆáR BÁáRWÜÙÜ®Üá° ¯àvÜÇÝX¨æ.
AÊÜâWÜÙÜÈÉ ÓÜÄ¿Þ¨Ü EñܤÃÜÊÜ®Üá° BÄÔ ¯ÊÜáWæ ¯àvÜÇÝXÃÜáÊÜ K.Gí.BÃ…. ( OMR ) EñܤÃÜ
±Ü£ÅPæ¿áÈÉ ¯àÈ A¥ÜÊÝ PܱÜâ³ ÍÝÀá¿á ¸ÝÇ… ±ÝÀáíp… ±æ®…¯í¨Ü ÓÜÄ¿Þ¨Ü BÁáR¿á®Üá°
Íæàv… ÊÜÞwÄ 40 × 1 = 40

Four choices are given for each of the following questions / incomplete
statements. Choose the correct answer and shade the correct option in the
OMR Answer Sheet given to you with a black / blue ball point pen.
40 × 1 = 40
41. ˨ÜáÂñÝRí£à¿á ±æÅàÃÜO¿
æ á ñÜñÜÌ¨Ü B«ÝÃÜ¨Ü ÊæáàÇæ PÝ¿áì¯ÊÜì×ÓÜáÊÜ ÓÝ«Ü®Ü
(A) ˨ÜáÂñ…g¬ÜPÜ (B) ˨ÜáÂñ… ×àoÃ…
(C) ˨ÜáÂñ… ÊæãàpÝÃ… (D) ˨ÜáÂñ… ¶Ý¬…
The device that works on the principle of electromagnetic induction is
(A) electric generator (B) electric heater
(C) electric motor (D) electric fan
42. 30  Ãæãà«Ü Öæãí©ÃÜáÊÜ Jí¨Üá ˨ÜáÂñ…©à¯Ü ÊÜáñÜᤠ6  Ãæãà«ÜÊÜ®Üá° Öæãí©ÃÜáÊÜ
ÊÝÖÜPÜÊÜ®Üá° ÓÜÃÜ~¿áÈÉ 9V ®Ü ÍÜáÐÜRPæãàÍÜPæR bñÜŨÜÈÉÃÜáÊÜíñæ hæãàwÓÜÇÝX¨æ. ÊÜáívÜƨÜÈÉ
¯ÜÅÊÜ×ÓÜᣤÃÜáÊÜ Joár ˨ÜáÂñ…¯ÜÅÊÝÖÜ

(A) 4A (B) 36 A
(C) 0.25 A (D) 0.6 A

1601 5 of 24

An electric lamp whose resistance is 30  and a conductor of 6 

resistance are connected in series to 9V battery as shown in the figure.

The total current flowing in the circuit is

(A) 4A (B) 36 A

(C) 0.25 A (D) 0.6 A

43. ÓèÃÜPÜáPÜRÃ…¬Ü JÙÜ»ÝWÜPæR PܯÜⱟ|¡ÊÜ®Üá° ŸÚ¿áÆá PÝÃÜ| C¨Üá
(A) ¸æÙÜPÜ®Üá° ±ÜÅ£¶ÜÈÓÜáñܤ¨æ (B) ÓèÃÜQÃÜ|WÜÙ®Ü Üá° Pæàí©ÅàPÜÄÓÜáñܤ¨æ
(C) ñÜáPÜáR ×w¿ááÊÜâ¨Ü®Üá° ñÜvæWÜoárñܤ¨æ (D) ÖæaÜác ÍÝSÊÜ®Üá° ×àÄPæãÙÜáÛñܤ¨æ

The inner wall of the solar cooker is painted black because this

(A) reflects light (B) converges solar radiations

(C) prevents from rusting (D) absorbs more heat

44. ˨ÜáÂñ…ŸÇ…º¬Ü ñÜíñÜáWÜÙÜÈÉ ŸÙÜÓÜáÊÜ ÇæãàÖÜ
(A) ÊÜÞÂíWÜ­àÓ… (B) oíWÜÓrÜ ¬…
(C) ­PÜRÇ… (D) PæãÅàËá¿áí

The metal used in the filament of an electric bulb is

(A) manganese (B) tungsten

(C) nickel (D) chromium

1601 6 of 24

45. ñÝÊÜáÅ¨Ü B¿áñÝPÝÃÜ¨Ü ñÜí£¿á ÓÜáÃÜáÚ¿á®Üá° PÝíñÜûæàñÜŨÜÈÉ £ÃÜáXÔ¨ÝWÜ ¯æÅàÄñÜ Ë¨ÜáÂñ…
¯ÜÅÊÝÖÜ¨Ü ©PÜáR ¯ÜÅ£¸ÝÄ Ÿ¨ÜÇÝWÜáÊÜâ¨Üá
(A) GÃÜvÜá ÓÜáñÜá¤WÜÚWæãÊæá¾ (B) Jí¨Üá ÓÜᣤWæãÊæá¾
(C) A«Üì ÓÜᣤWæãÊæá¾ (D) ®ÝÆR®æà Jí¨Üá ÓÜᣤWæãÊæá¾

A rectangular coil of copper wire is rotated in a magnetic field. The

direction of the induced current changes once in each

(A) two revolutions (B) one revolution

(C) half revolution (D) one-fourth revolution

46. Jí¨Üá ÊÜáÓÜãÃÜ¨Ü ÓÜíWÜÊÜá¨ÜãÃÜÊÜâ + 0·50 m B¨ÜÃæ ÊÜáÓÜãÃÜ¨Ü ÓÝÊÜá¥ÜÂì ÊÜáñÜᤠ˫Ü
(A) + 2·0 D ÊÜáñÜᤠ²à®Ü ÊÜáÓÜãÃÜ (B) + 2·0 D ÊÜáñÜᤠ¯ÊÜá° ÊÜáÓÜãÃÜ

(C) – 2·0 D ÊÜáñÜᤠ¯ÊÜá° ÊÜáÓÜãÃÜ (D) – 2·0 D ÊÜáñÜᤠ²à®Ü ÊÜáÓÜãÃÜ

The focal length of a lens is + 0.50 m. The power of the lens and type are

(A) + 2.0 D and convex lens (B) + 2.0 D and concave lens

(C) – 2.0 D and concave lens (D) – 2.0 D and convex lens

47. ˨ÜáÂñ…ÊÜáívÜƨÜÈÉ Ãæãà«ÜÊܬÜá® Ÿ¨ÜÇÝÀáÓÜÆá ŸÙÜÓáÜ ÊÜ ÓݫܬÜ
(A) ÊæäàÇ…rËáàoÃ… (B) BËá¾àoÃ…
(C) WÝÂÆ̬æãàËáàoÃ… (D) ÄÁãàÓÝrp…

A device used to change the resistance in the electric circuit is

(A) voltmeter (B) ammeter

(C) galvanometer (D) rheostat

1601 7 of 24

48. Jí¨Üá ÓæãÇæ¬Ý¿å…x¬Ü JÙÜ»ÝWܨÜÈÉ PÝí£à¿á ŸÆÃæàTæWÜÙÜá ÓÜÊÜÞíñÜÃÜ ÓÜÃÜÙÜÃàæ TæWÜÙÜíñæ
CÃÜáñܤÊæ. C¨ÜPæR PÝÃÜ| ÓæãÇæ¬Ý¿å…x¬Ü JÙÜ»ÝWܨÜÈÉ PÝíñÜûæàñÜÅÊÜâ
(A) AñÜÂíñÜ ÖæaÝcXÃÜáñܤ¨æ (B) HPÜÃÜã±ÜÊÝXÃÜáñܤ¨æ
(C) Óæã®æ°¿ÞXÃÜáñܤ¨æ (D) ˨ÜáÂñ…¯ÜÅÊÝÖÜ©í¨Ü EípÝXÃÜáñܤ¨æ

The magnetic field lines inside a solenoid are in the form of parallel

straight lines. The reason for this is, the magnetic field inside the solenoid

is

(A) very high (B) uniform

(C) zero (D) produced by electric current

49. Jí¨Üá ÊÜÓÜá¤ÊÜ®Üá° ²à®Ü ÊÜáÓÜãÃÜ¨Ü ±ÜÅ«Ý®Ü ÓÜíWÜÊÜá F 1 ÊÜáñÜᤠ¨ÜêP…Pæàí¨ÜÅ O WÜÙÜ ®ÜvÜáÊæ
CÄÔ¨ÝWÜ EípÝWÜáÊÜ ¯ÜÅ£¹íŸ¨Ü ÓÜÌ»ÝÊÜ ÊÜáñÜᤠWÝñÜÅ
(A) Ëá¥ÜÂ, ®æàÃÜ ÊÜáñÜᤠ¨æãvÜx¨ÝXÃÜáñܤ¨æ
(B) ÓÜñÜÂ, ñÜÇæPæÙÜWÝ¨Ü ÊÜáñÜᤠbPÜR¨ÝXÃÜáñܤ¨æ
(C) Ëá¥ÜÂ, ñÜÇæPæÙÜWÝ¨Ü ÊÜáñÜᤠbPÜR¨ÝXÃÜáñܤ¨æ
(D) ÓÜñÜÂ, ñÜÇæPæÙÜWÝ¨Ü ÊÜáñÜᤠ¨æãvÜx¨ÝXÃÜáñܤ¨æ

The nature and the size of the image formed when an object is kept
between the principal focus F1 and optical centre O of a convex lens are

(A) virtual, erect and enlarged

(B) real, inverted and small size

(C) virtual, inverted and small size

(D) real, inverted and enlarged

1601 8 of 24

50. ˨ÜáÂñ…ÍÜQ¤¿á¬Üá® ¿Þí£ÅPÜ ÍÜQ¤¿ÞX ±ÜÄÊÜ£ìÓÜáÊÜ ÓÝ«Ü®Ü
(A) ˨ÜáÂñ…g¬ÜPÜ (B) ÓèÃÜPæãàÍÜ
(C) ÍÜáÐÜRPæãàÍÜ (D) ˨ÜáÂñ…ÊæãàpÝÃ…

The device that converts electrical energy into mechanical energy is

(A) electric generator (B) solar cell

(C) dry cell (D) electric motor
51. "KÊÜå…' GíŸá¨Üá C¨ÜÃÜ SI HPÜÊÜÞ®ÜÊÝX¨æ
(A) ˨ÜáÂñ… Ë»ÜÊÝíñÜÃÜ (B) Ãæãà«Ü
(C) ˨ÜáÂñ… ¯ÜÅÊÝÖÜ (D) ˨Üá¨ÝÊæàÍÜ

„Ohm‟ is the SI unit of

(A) electric potential difference (B) resistance

(C) electric current (D) electric charge

52. PæÙÜX®Ü PæãàÐÜrPÜÊÜ®Üá° WÜÊÜá¯Ô

¨ÜÅÊÜÂÊÜÞ«ÜÂÊÜá ÊÜQÅà»ÜÊÜ®Ü ÓÜãaÜÂíPÜ

P 1·52

Q 1·44

R 2·42

S 1·33

¿ÞÊÜ ¨ÜÅÊÜÂÊÜÞ«ÜÂÊÜá¨ÜÈÉ ¸æÙÜQ®Ü ÊæàWÜ AñÜÂíñÜ ÖæaÜác ?

(A) Q (B) P

(C) S (D) R

1601 9 of 24

Observe the following table :

Material medium Refractive index

P 1.52

Q 1.44

R 2.42

S 1.33

In which material medium the speed of light is very high ?

(A) Q (B) P

(C) S (D) R

53. ®ÜãÂQÉà¿ÞÃ… ˨ÜáÂñ… QÅ¿ÞPÝÄ¿áÈÉ ÍÜQ¤¿á ÊÜáãÆ

(A) ®ÜãÂQÉà¿á ˨ÜÙÜ®Ü QÅÁá

(B) ¯¿áí£ÅñÜ ÓÜÃܱÜ~ ®ÜãÂQÉà¿á ˨ÜÙÜ®Ü QÅÁá

(C) Ÿ×ÃÜáÐÜ¡PÜ QÅÁá

(D) ®ÜãÂQÉà¿á ÓÜËá¾Æ®Ü QÅÁá

The source of energy in nuclear power reactor is

(A) nuclear fission reaction

(B) controlled nuclear fission chain reaction

(C) exothermic reaction

(D) nuclear fusion reaction

1601 10 of 24

54. D PæÙÜX®ÜÊÜâWÜÙÜÈÉ ²à®Ü ÊÜáÓÜãÃÜ¨Ü Jí¨Üá WÜá|, C¨Üá

(A) ¸æÙÜQ®Ü QÃÜ|WÜÙÜ®Üá° ËPæàí©ÅàPÜÄÓÜáñܤ¨æ

(B) AíaÜáWÜÙÜÈÉ ¨Ü±Ü³®ÝX¨Ü᪠ÊÜá«Ü¨ÜÈÉ ñæÙÜáÊÝXÃÜáñܤ¨æ

(C) ÓÜñÜ ÊÜáñÜᤠ¬æàÃÜ ¯ÜÅ£¹íŸÊܬÜá® EíoáÊÜÞvÜáñܤ¨æ

(D) AíaÜáWÜÙÜÈÉ ñæÙÜáÊÝX¨Ü᪠ÊÜá«Ü¨ÜÈÉ ¨Ü±Ü³ÊÝXÃÜáñܤ¨æ

One property of a convex lens among the following is that, it

(A) diverges the light rays

(B) is thicker at the edges and thinner at the middle

(C) forms real and erect image

(D) is thinner at the edges and thicker at the middle

55. BÊÜáÉ ÊÜáñÜᤠ±ÜÅñÝÂÊÜáÉWÜÙÃæ ÜvÜÃÜ hæãñæWæ ÊÜ£ìÔ¨ÝWÜ ÆÊÜ| ÊÜáñÜᤠ¯àÃÜ®Üá° Eñܳ£¤ ÊÜÞvÜáÊÜ
ÓÜí¿ááPܤ

(A) AÆáÂËá­¿áí BPæÕ„v… (B) ñÝÊÜáÅ¨Ü BPæÕ„v…

(C) Pܹº|¨Ü BPæÕ„v… (D) Óæãàw¿áí BPæÕ„v…

A compound that reacts with both acids as well as bases to produce salts

and water is

(A) aluminium oxide (B) copper oxide

(C) iron oxide (D) sodium oxide

1601 11 of 24

56. ±æäÅà±æà¬ÝÂÇ…¬Ü ÃÜaܬÝÓÜãñÜÅ

(A) (B)

(C) (D)

The structural formula of propanal is

(A) (B)

(C) (D)

57. ""«ÝñÜáWÜÙÜ WÜá|WÜÙÜá AÊÜâWÜÙÜ ±ÜÃÜÊÜÞ|á ÓÜíTæ¿á BÊÜñÜì¯à¿á ±Üâ®ÜÃÝÊÜñÜì®æWÜÙÜá.'' D
¯¿áÊÜáÊÜ®Üá° ±ÜÅ£±Ý©Ô¨ÜÊÜÃÜá

(A) ®ÜãÂÇÝÂív…Õ (B) ÊæáívÜÈàÊ…

(C) væãàŸÃæç¬ÜÃ… (D) Öæ¯Å ÊæãàÓæÉ

“Properties of elements are a periodic function of their atomic number.”

This law was proposed by

(A) Newlands (B) Mendeleev

(C) Dobereiner (D) Henry Moseley

1601 12 of 24

58. D PæÙÜX®Ü ÃÝÓÝ¿á¯PÜ QÅÁáWÜÙÜ®Üá° WÜÊÜá¯Ô

Fe + CuSO 4  FeSO 4 + Cu

Zn + FeSO 4  ZnSO 4 + Fe

D Êæáà騆 QÅÁáWÜÙÜÈÉÃÜáÊÜ ÇæãàÖÜWÜÙÜ QÅ¿ÞÎàÆñæ¿á CÚPæ¿á PÜÅÊÜá

(A) Zn > Fe > Cu (B) Fe > Cu > Zn

(C) Zn > Cu > Fe (D) Cu > Fe > Zn

Observe the following chemical reactions :

Fe + CuSO 4  FeSO 4 + Cu

Zn + FeSO 4  ZnSO 4 + Fe

The decreasing order of reactivity of the metals in the above reactions is

(A) Zn > Fe > Cu (B) Fe > Cu > Zn

(C) Zn > Cu > Fe (D) Cu > Fe > Zn

59. Jí¨Üá «ÝñÜá訆 ±ÜÃÜÊÜÞ|á ÓÜíTæ 20 BX¨æ. B«Üá¯PÜ BÊÜñÜìPÜ PæãàÐÜrPܨÜÈÉ A¨ÜÃÜ BÊÜñÜì
ÓÜíTæÂ

(A) 2 (B) 8

(C) 4 (D) 3

The atomic number of an element is 20. In the modern periodic table, this

element belongs to the period

(A) 2 (B) 8

(C) 4 (D) 3

1601 13 of 24

60. Jí¨Üá ¸æíiଅ A|áË¬Ü ÃÜaÜ®æ¿áÈÉÃÜáÊÜ HPÜŸí«ÜWÜÙÜá ÊÜáñÜᤠ©ÌŸí«ÜWÜÙÜ ÓÜíTæ PÜÅÊÜáÊÝX
(A) 3 ÊÜáñÜᤠ9 (B) 9 ÊÜáñÜᤠ3

(C) 6 ÊÜáñÜᤠ6 (D) 7 ÊÜáñÜᤠ5

The numbers of single bonds and double bonds present in a structure of

benzene molecule respectively are

(A) 3 and 9 (B) 9 and 3

(C) 6 and 6 (D) 7 and 5

61. Óæãàw¿áí Pݸæãì¬æàp… ÓÝÃÜÄPܤ ÖæçvæãÅàPæãÉàÄP… BÊÜáɨæãí©Wæ ÊÜ£ìÔ¨ÝWÜ
¹vÜáWÜvæ¿ÞWÜáÊÜ A¯Æ
(A) Pݟ쬅 væçBPæÕ„v… (B) ¬æçpæãÅàg¬… væçBPæÕ„v…
(C) ÖæçvæãÅàg¬… (D) PæãÉàĬ…

The gas liberated when sodium carbonate reacts with dilute hydrochloric

acid is

(A) carbon dioxide (B) nitrogen dioxide

(C) hydrogen (D) chlorine

62. ÓÜí²àwñÜ ®æçÓÜXìPÜ A¯Æ ( CNG ) ¨Ü ±ÜÅ«Ý®Ü ZoPÜ
(A) ŸãÂpæଅ (B) D¥æଅ
(C) Ëáà¥æଅ (D) ¯æäÅà¯æଅ

The major component of compressed natural gas is

(A) butane (B) ethane

(C) methane (D) propane

1601 14 of 24

63. ­àÈ Èo¾Ó… PÝWܨÜÊÜ®Üá° Pæí¯Üâ Ÿ|¡PæR Ÿ¨ÜÇÝÀáÓÜáÊÜ ÊÜÓÜá¤

(A) ÓÜá|¡¨Ü £Ú¯àÃÜá (B) ÍÜá¨Üœ ­àÃÜá

(C) Óæãàw¿áí ÖæçvÝÅPæÕ„v… ¨ÝÅÊÜ| (D) gsÜÃÜ ÃÜÓÜ

The substance that converts blue litmus paper into red colour is

(A) lime water (B) pure water

(C) sodium hydroxide solution (D) gastric juice

64. ÇæãàÖÜ¨Ü ÓÜÇæ#„v… A¨ÜáÃÜáWÜÙܬÜá® AÊÜâWÜÙÜ BPæÕ„v…WÜÙܬݮX ¯ÜÄÊÜ£ìÓÜÆá E¯ÜÁãàXÓÜáÊÜ
±ÜÅQÅÁá

(A) PÝÓÜáËPæ (B) ÖÜáÄ¿ááËPæ

(C) A±ÜPÜÐÜìOæ (D) ˨Üá©̻Üg®æ

The process used to convert sulphide ores of metals into their oxides is

(A) calcination (B) roasting

(C) reduction (D) electrolysis

65. ÖæQÕଅ ÊÜáñÜᤠÓæçPæãÉàÖæPæÕଅWÜÙæÃÜvÜÃÜ ÓÝÊÜޮܠA|áÓÜãñÜÅ

(A) C6 H6 (B) C 6 H 14

(C) C 6 H 12 (D) C 6 H 10

The common molecular formula of both hexene and cyclohexane is

(A) C6 H6 (B) C 6 H 14

(C) C 6 H 12 (D) C 6 H 10

1601 15 of 24

66. ñÜáÄPæ XvÜ¨Ü GÇæWÜÙÜ aÜáaÜácÊÜ PÜã¨ÜÈ®ÜÈÉÃÜáÊÜ BÊÜáÉ
(A) Êæá¥æ¬æãàÀáP… BÊÜáÉ (B) BPÝÕÈP… BÊÜáÉ
(C) ÔqÅP… BÊÜáÉ (D) ÇÝÂQrP… BÊÜáÉ

An acid present in the stinging hair of nettle plant leaves is

(A) methanoic acid (B) oxalic acid

(C) citric acid (D) lactic acid
67. ÊÜÞ¬ÜÊÜ¬Ü ¨æàÖܨÜÈÉ PݸæãàìÖæçvæÅàp…, ¯æäÅàqଅ ÊÜáñÜᤠPæ㹺¬Ü aÜ¿Þ¯ÜaÜ¿á
QÅÁá¿á¬Üá® ­¿áí£ÅÓÜáÊÜ ÖÝÊæãà쬅
(A) pæÓæãràÔrÃݬ… (B) AwŬÜȬ…
(C) C¬ÜáÕȬ… (D) ¥æçÃÝQÕ¬…

The hormone that regulates carbohydrate, protein and fat metabolism in
the human body is

(A) Testosterone (B) Adrenaline

(C) Insulin (D) Thyroxin
68. ÊæãÙæ¿áᣤÃÜáÊÜ ¹àgËÃÜáÊÜ PÜáívÜÊÜ®Üá° Jí¨Üá PÜñܤÇæ PæãàOæ¿áÈÉ CvÜÇÝX¨æ.
EÄ¿áᣤÃÜáÊÜ Êæáà|¨Ü Ÿ£¤Áãí¨Ü¬Üá® A¨ÜÃÜ ÓÜËáà¯Ü PæÆÊÜâ ©¬ÜWÜÙÜÊÜÃæWæ CÄÓÜÇÝWÜáñܤ¨æ.
ÊæãÙÜPæ¿á ÊæáàÇݽWÜÊÜâ EÄ¿áᣤÃÜáÊÜ Êæáà|¨Ü Ÿ£¤¿á ¸æÙÜQ®Ü PÜvWæ æ ¸ÝWÜáñܤ¨æ. C¨Üá
(A) ÃÝÓÝ¿á¯PÝ®ÜáÊÜñÜì®æ (B) ¨ÜᣠA®ÜáÊÜñÜì®æ
(C) WÜáÃÜáñÝÌ®ÜáÊÜñÜì®æ (D) gÇÝ®ÜáÊÜñÜì®æ

A pot that has growing seedling is kept in a dark room. A burning candle is
placed near it for a few days. The top part of the seedling bends towards
the light of burning candle. This is

(A) Chemotropism (B) Phototropism

(C) Geotropism (D) Hydrotropism

1601 16 of 24

69. hæçËPÜ ËZo¬Ý ÊÜÓÜá¤WÜÚWæ ÓÜíŸí˜Ô¨Üíñæ CÊÜâWÜÙÜÈÉ ÓÜÄ¿Þ¨Ü ÖæàÚPæ. D ÊÜÓÜá¤WÜÙáÜ
(A) ±ÜÄÓÜÃܨÜÈÉ ÓÜÖÜgÊÝX ÊÜáÃÜáaÜQÅàPÜÃÜ|WæãÙÜáÛñܤÊæ
(B) ±ÜÄÓÜÃÜ ÊÜÂÊÜÓ槿áÈÉ A®æàPÜ iàËWÜÚWæ Öݯ¿á®Üá° EíoáÊÜÞvÜáñܤÊæ
(C) ËË«Ü ±æäàÐÜOÝ ÓܤÃÜWÜÙÜÈÉ ÖݯPÝÃÜPÜ ÃÝÓÝ¿á¯PÜWÜÙÜ ÓÝí¨ÜÅñæ¿á®Üá° ÖæbcÓÜáñܤÊæ
(D) ±ÜÄÓÜÃܨÜÈÉ ©àZìPÝÆ gvÜÊÝX EÚ¨Üá¹vÜáñܤÊæ

The correct statement with respect to biodegradable substances among the

following is these substances

(A) undergo recycling naturally in the environment

(B) harm various organisms in the ecosystem

(C) increase the density of harmful chemicals in different trophic levels

(D) remain inert in the environment for a long time
70. ÖÜãË¬Ü ÇæçíXPÜ ÓÜíñݬæãàñܱ£¤ QÅÁá¿áÈÉ PÜívÜáŸÃÜáÊÜ ÓÜÄ¿Þ¨Ü ÖÜíñÜWÜÙÜá
(A) ±ÜÃÝWÜÓܳÍÜì, ¯ÍæàaÜ®Ü, ¹àg, »ÜãÅ|
(B) ¹àg, »ÜãÅ|, ¯ÍæàaÜ®Ü, ±ÜÃÝWÜÓܳÍÜì
(C) »ÜãÅ|, ¹àg, ±ÜÃÝWÜÓܳÍÜì, ¯ÍæàaÜ®Ü
(D) ±ÜÃÝWÜÓܳÍÜì, ¯ÍæàaÜ®Ü, »ÜãÅ|, ¹àg

The correct sequence found in the process of sexual reproduction in a

flower is

(A) pollination, fertilization, seed, embryo

(B) seed, embryo, fertilization, pollination

(C) embryo, seed, pollination, fertilization

(D) pollination, fertilization, embryo, seed

1601 17 of 24

71. ©à¯ÜWÜÙÜá ÊÜáñÜᤠ¶Ý¬…WÜÙÜ A¬ÝÊÜÍÜÂPÜ PæÆÓÜÊÜ®Üá° ­ÈÉÓÜáÊÜ ÊÜáãÆPÜ ­àÊÜâ ˨ÜáÂñ…A¬Üá®
EÚÓÜáÊÜâ¨Üá C¨ÜPæR E¨ÝÖÜÃÜOæ¿ÞX¨æ
(A) ¯ÃÝPÜÃÜOæ (B) ËáñÜŸÙÜPæ
(C) ÊÜáÃÜáŸÙÜPæ (D) ÊÜáÃÜá E¨æªàÍÜ

Saving electricity by switching off unnecessary work of lights and fans is

an example of

(A) refuse (B) reduce

(C) reuse (D) repurpose

72. ¨ÜáívÝ¨Ü ÖÜÔÃÜá ŸpÝ~ ¹àg¨Ü ÓÜÓÜÂÊÜ®Üá° ( RRyy ) ÓÜáPÝR¨Ü ÖÜÙÜ© ŸpÝ~ ¹àg¨Ü ÓÜÓܨÜ
( rrYY ) hæãñæ ÓÜíPÜÃÜ|WæãÚÔ¨ÝWÜ F 1 ²àÚWæ¿áÈÉ Eñܳ£¤¿ÞWÜáÊÜ ¹àgWÜÙÜá

(A) ¨ÜáívÝ¨Ü ÊÜáñÜᤠÖÜÔÃÜá ¹àgWÜÙÜá (B) ÓÜáPÝR¨Ü ÊÜáñÜᤠÖÜÙÜ© ¹àgWÜÙÜá
(C) ¨ÜáívÝ¨Ü ÊÜáñÜᤠÖÜÙÜ© ¹àgWÜÙÜá (D) ÓÜáPÝR¨Ü ÊÜáñÜᤠÖÜÔÃÜá ¹àgWÜÙÜá

If a round green seeded pea plant [ RRyy ] is crossed with wrinkled yellow
seeded pea plant [ rrYY ], the seeds produced in F1 generation are

(A) round and green seeds (B) wrinkled and yellow seeds

(C) round and yellow seeds (D) wrinkled and green seeds

73. ÃÜaܮݮÜáÃÜã² AíWÜWÜÙÜá
(A) Jí¨æà Äࣿá ÃÜaÜ®æ Öæãí©¨Üáª, Jí¨æà Äࣿá PÝ¿áìÊÜ®Üá° ¯ÊÜì×ÓÜáñܤÊæ
(B) Jí¨æà Äࣿá ÃÜaÜ®æ Öæãí©¨Üáª, ˼®Ü° Äࣿá PÝ¿áìWÜÙÜ®Üá° ¯ÊÜì×ÓÜáñܤÊæ
(C) ˼®Ü° Äࣿá ÃÜaÜ®æ Öæãí©¨Üáª, Jí¨æà Äࣿá PÝ¿áìÊÜ®Üá° ¯ÊÜì×ÓÜáñܤÊæ
(D) ˼®Ü° Äࣿá ÃÜaÜ®æ Öæãí©¨Üáª, ˼®Ü° Äࣿá PÝ¿áìWÜÙÜ®Üá° ¯ÊÜì×ÓÜáñܤÊæ

1601 18 of 24

Homologous organs

(A) have same structure and perform same function

(B) have same structure and perform different functions

(C) have different structures and perform same function

(D) have different structures and perform different functions

74. ÊÜÞ®ÜÊÜ®Ü ¨æàÖÜ¨Ü GÇÝÉ »ÝWÜWÜÚí¨Ü ÃÜPܤÊÜ®Üá° ÖÜê¨Ü¿áPæR ÓÝXÓÜáÊÜ ÃÜPܤ®ÝÙÜWÜÙÜá
(A) A±Ü«ÜÊÜá¯WÜÙÜá (B) ÇæãàÊÜá®ÝÙÜWÜÙÜá
(C) ±Üâ±Üâ³ÓÜPÜ A±Ü«ÜÊÜá¯WÜÙÜá (D) A¼«ÜÊÜá¯WÜÙÜá

The blood vessels that carry blood from all parts of the human body to the

heart are

(A) arteries (B) capillaries

(C) pulmonary arteries (D) veins

75. D QÅÁá¿á ÊÜáãÆPÜ ÓÜÓÂÜ WÜÙÜá ÖæaÝc¨Ü ¯àÃÜ®Üá° ÖæãÃÜÖÝPÜáñܤÊæ
(A) ¸ÝÐܳËÓÜgì®æ (B) ¨Üá£ÓÜíÍæÉàÐÜOæ
(C) EÔÃÝo (D) ÊÜÓÜá¤Óݧ®ÝíñÜÃÜ|

Plants can get rid of excess of water by this process

(A) Transpiration (B) Photosynthesis

(C) Respiration (D) Translocation

76. GÃÜvÜá ®ÜÃÜPæãàÍÜWÜÙÜ ÊÜá«æ CÃÜáÊÜ ÓܧÙÝÊÜPÝÍÜ
(A) væívæùp… (B) BPÝÕ¬…
(C) ÓÜíÓÜWÜì (D) PæãàÍÜPÝ¿á

1601 19 of 24

The gap between two neurons is

(A) dendrite (B) axon

(C) synapse (D) cell body
77. »ÜãÅ|ÊÜâ ñÝÀá¿á ÃÜPܤ©í¨Ü ±æäàÐÜOæ¿á®Üá° D ËÍæàÐÜ »ÝWÜ¨Ü ÓÜÖÝ¿á©í¨Ü ±Üvæ¿ááñܤ¨æ
(A) AívÜ®ÝÙÜ (B) AívÝÍÜ¿á
(C) WÜ»ÜìPæãàÍÜ (D) gÃÝ¿áá

The embryo gets nutrition from the mother‟s blood with the help of a
special part called

(A) Fallopian tube (B) Ovary

(C) Uterus (D) Placenta
78. ÊÜÞ®ÜÊÜ®Ü WÜívÜá ÓÜíñÝ®æãàñܳ£¤ ÊÜäÂÖܨÜÈÉ Ëà¿Þì|á ÊÜáñÜᤠÊÜáãñÜÅWÜÙæÃÜvÜPÜãR C¨Üá
ÓÝÊÜޮܠÊÜÞWÜìÊÝX¨æ
(A) ÊÜáãñÜÅËÓÜgì®Ý ®ÝÙÜ (B) ÊÜáãñÜÅ®ÝÙÜ
(C) Ëà¿áì®ÝÙÜ (D) ÊÜáãñÜÅPæãàÍÜ

The common passage for both sperms and urine in human male
reproductive system is

(A) Urethra (B) Ureter

(C) Vas deferens (D) Urinary bladder
79. D PæÙÜX®ÜÊÜâWÜÙÜÈÉ ¿ÞÊÜâ¨Üá gÆPæã¿ááÉ ÃÜaÜ®æWÜÙÜ E±ÜÁãàWÜÊÜÆÉ ?
(A) AíñÜgìÆÊÜ®Üá° ÊÜáÃÜá»Ü£ì ÊÜÞvÜáñܤÊæ
(B) ¯àÃÜá BË¿ÞWÜáÊÜâ©ÆÉ
(C) ÓæãÙæÛWÜÚWæ ¹ÅàwíW… ¯ÜŨæàÍÜÊܬÜá® J¨ÜXÓÜáñܤ¨æ
(D) ÓÜÓÜÂÊÜWÜìWÜÚWæ ñæàÊÝíÍÜ樆 Üá° J¨ÜXÓÜáñܤ¨æ

1601 20 of 24

Which of the following is NOT the advantage of water harvesting

structures ?

(A) Recharge the ground water

(B) Water does not evaporate

(C) Provide breeding grounds for mosquitoes

(D) Provide moisture for vegetation

80. iàËÁãí¨Üá ñܮܰ iàËñÜ PÝÆ¨Ü A®Üá»ÜÊÜWÜÙÜ®Üá° ÊÜááí©®Ü ²àÚWæWæ
ÊÜWÝìÀáÓÜÇÝWÜáÊÜâ©ÆÉ. HPæí¨ÜÃæ, AÊÜâ
(A) B®ÜáÊÜíÎà¿á WÜá|WÜÙÜá (B) WÜÚst WÜá|WÜÙÜá
(C) ¯ÜÅŸÆ WÜá|WÜÙÜá (D) ¨ÜáŸìÆ WÜá|WÜÙÜá

The experiences of an individual during its lifetime cannot be passed on to

its progeny because, they are

(A) inherited traits (B) acquired traits

(C) dominant traits (D) recessive traits

1601 21 of 24

PÜaÝc PÝ¿áìPÝRX
( SPACE FOR ROUGH WORK )

1601 22 of 24

PÜaÝc PÝ¿áìPÝRX
( SPACE FOR ROUGH WORK )

1601 23 of 24

1601 24 of 24