Bihar Board Class 10th Model Paper 2026 Science

iz'u iqfLrdk Øekad / Question Booklet Serial No. :

SECONDARY SCHOOL EXAMINATION – 2026
ek/;fed Ldwy ijh{kk & 2026
¼ANNUAL@okf"kZd ½
fo"k; dksM % MODEL QUESTION PAPER Question Booklet Set

Subject Code :
112 SCIENCE (Compulsory)
Code

foKku ¼vfuok;Z½
dqy iz'u % 100 $ 30 $ 8 ¾ 138 dqy eqfnzr i`"B % 30
Total Questions : 100 + 30 +8 = 138 Total Printed Pages : 30
¼le; % 2 ?kaVs 45 feuV½ ¼iw.kkZad % 80½
[Time : 2 Hours 45 Minutes] [Full Marks : 80]

Instructions for the candidates :

1. ijh{kkFkhZ OMR mÙkj&i=d ij viuk ç'u iqfLrdk Øekad ¼10 vadksa dk½ vo'; fy[ksaA
Candidates must enter his/her Question Booklet Serial No. (10 Digits) in the OMR
Answer Sheet.

2. ijh{kkFkhZ ;FkklaHko vius 'kCnksa esa gh mÙkj nsaA
Candidates are required to give their answers in their own words as far as practicable.

3. nkfguh vksj gkf”k;s ij fn;s gq, vad iw.kkaZd fufnZ"V djrs gSaA
Figures in the right hand margin indicate full marks.

4. ç'uksa dks /;kuiwoZd i<+us ds fy, ijh{kkfFkZ;ksa dks 15 feuV dk vfrfjä le; fn;k x;k gSA
An extra time of 15 minutes has been allotted for the candidates to read the questions
carefully.

5. ;g ç'u iqfLrdk nks [k.Mksa esa gS − vkSj
This Question booklet is divided into two sections-SECTION-A and SECTION-B

6. [kaM&v esa 80 oLrqfu"B ç'u gSaA buesa ls fdUgha 40 ç'uksa dk gh mÙkj nsuk gSA çR;sd ç'u ds
fy, 1 vad fu/kkZfjr gSA ;fn dksbZ ifj{kkFkhZ 40 Á”uksa ls vf/kd dk mÙkj nsrk gS] rks ÁFke 40

Page 1 of 30

ç'uksa ds gh mÙkj dk ewY;kadu gksxkA budk mÙkj nsus ds fy, miyC/k djk;s x, OMRmÙkj
i=d esa fn;s x, lgh fodYi dks uhys@dkys c‚y isu ls izxk<+ djsaA fdlh Hkh çdkj ds
OgkbVuj@rjy inkFkZ@CysM@uk[kwu vkfn dk OMRmÙkj i=d esa ç;ksx djuk euk gS] vU;Fkk
ijh{kk ifj.kke vekU; gksxkA
In SECTION-A, there are 80 objective type questions, out of which any 40 questions are
to be answered. Each question carries one mark. If a candidate answers more than 40
questions, then answer of first 40 questions will be evaluated only. For answering these,
darken the circle with blue/black ball pen against the correct option on OMR Answer
Sheet provided to you. Do not use whitener/liquid/blade/nail etc. on OMR Answer sheet;
otherwise, the result will be treated invalid.

7. [k.M&c esa 24 y?kq mÙkjh; ç'u gSaA buesa 8 ç'u HkkSfrd 'kkL=] 8 ç'u jlk;u 'kkL= ds ,oa 8
ç'u tho foKku ds gSaA çR;sd fo"k; ¼HkkSfrd 'kkL=] jlk;u 'kkL= ,oa tho foKku½ ls pkj&pkj
ç'uksa dk mÙkj nsuk gSA çR;sd ds fy, 2 vad fu/kkZfjr gSA buds vfrfjDr bl [k.M esa 6 nh?kZ
mÙkjh; ç'u fn;s x, gS]a ftuesa ls 2 ç'u HkkSfrd 'kkL= ds] 2 ç'u jlk;u 'kkL= ds ,oa 2 ç'u
tho foKku ds gSAa HkkSfrd 'kkL= ds çR;sd nh?kZ mÙkjh; ç'u ds fy, 6 vad] jlk;u'kkL= ,oa
tho foKku ds fy, 5&5 vad fu/kkZfjr gSA çR;sd fo"k; ¼HkkSfrd 'kkL=] jlk;u 'kkL= ,oa tho
foKku½ ls ,d&,d ç'u dk mÙkj nsuk vfuok;Z gSA
In SECTION-B, there are 24 short answer type questions. Out of these, eight questions
are from Physics, eight questions are from Chemistry and eight are from Biology. Four
questions are to be answered from each subject (Physics, Chemistry and Biology). Each
question carries 2 marks. Apart from these, there are 6 Long Answer Type Questions,
two questions each from Physics, Chemistry and Biology. Long Answer Type Questions
from Physics carries 6 marks each, and from Chemistry and Biology carries 5 marks
each. Answer of one question each from Physics, Chemistry and Biology is compulsory.

8. fdlh izdkj ds bysDVªkWfud midj.k dk iz;ksx iw.kZr;k oftZr gSA
Use of any electronic appliances is strictly prohibited.

Page 2 of 30

Section-A

oLrqfu"B iz'u @ Objective Type Questions
ç'u la[;k 1 ls 80 rd oLrqfu"B ç'u gaAS buesa ls fdUgha 40 ç'uksa dk mÙkj nsuk gSA çR;sd
ç'u ds lkFk pkj fodYi fn, x, gSa ftuesa ls ,d lgh gSA vius }kjk pqus x, lgh fodYi
dks OMR 'khV ij fpfàr djsaA 40 x 1 = 40

Questions Nos. 1 to 80 are of objective type. Answer any 40 questions. Each question
has four options, out of which only one is correct. You have to mark your selected
option on the OMR sheet. 40 x 1 = 40

1- lery niZ.k dh Qksdl nwjh gksrh gS &

(A) 'kwU; (B) _.kkRed

(C) vuar (D) /kukRed

The focal length of a plane mirror is-

(A) Zero (B) Negative

(C) Infinity (D) Positive

2- okLrfod izfrfcac niZ.k ds fdl vksj curs gSa \

(A) niZ.k ds ihNs (B) niZ.k ds vkxs

(C) ¼a A½ ,oa ¼ B½ nksuksa (D) buesa ls dksbZ ugha

Real images are always formed on which side of mirror?

(A) Behind the mirror (B) In front of mirror

(C) Both A and B (D) None of these.

3- ;fn vkiru dks.k 30Πgks] rks ijkofrZr fdj.k ,oa vkifrr fdj.k ds chp dks.k gksxk&

(A) 30Œ (B) 15Œ

(C) 120Œ (D) 60Œ

Page 3 of 30

If the angle of incidence is 30°, then the angle between reflected ray and incident ray will be-

(A) 30° (B) 15°

(C) 120° (D) 60°

4- ,d niZ.k ij vkifrr izdk'k dh pky C gS] rks ijkofrZr izdk'k dh pky gksxh \

(A) (B)

(C) (D) C

If the speed of light incident on a mirror is C, then what will be the speed of the reflected light?

(A) (B)

(C) (D) C

5- xksyh; niZ.k eas] dkrhZ; fpUg ifjikVh ds vuqlkj] ewy fcUnq fy;k tkrk gS &

(A) Qksdl ij+ (B) oØrk dsUnz ij

(C) /kzqo ij (D) buesa ls dksbZ ugha

In a spherical mirror, according to the Cartesian sign convention, the origin is taken as

(A) on focus (B) at the centre of curvature

(C) at the pole (D) None of these

6- tc izdk'k l?ku ls fojy ek/;e esa tkrk gS] rks mldh xfr &

(A) c<+rh gS (B) ?kVrh gS

(C) leku jgrh gS (D) buesa ls dksbZ ugha

When light travels from denser to rarer medium, its speed
(A) increases (B) decreases

(C) remains Same (D) None of these

Page 4 of 30

7- vioÙkZu ds dkj.k dkSu lh jkf'k cnyrh gS \

(A) vko`fr (B) rjaxnS/;Z

(C) jax (D) ¼A½ vkSj ¼B½ nksuksa

Which quantity changes during refraction?

(A) Frequency (B) Wavelength

(C) Colour (D) Both A and B

8- 50 Cm Qksdl nwjh okys ysal dh 'kfä gS &

(A) 0.5 D (B) 2 D

(C) 1D (D) 5D

The power of a lens having focal length 50 cm is-

(A) 0.5 D (B) 2 D

(C) 1D (D) 5D

9- rSyh; dkxt gksrk gS &

(A) ikjn'kZd (B) vikjn'kZd

(C) ikjHkk"kd (D) buesa ls dksbZ ugha

Oily paper is

(A) Transparent (B) Opaque

(C) Translucent (D) None of these.

10- izdk'k dh pky U;wure gksrh gS &

(A) ty esa (B) fuokZr esa

(C) dk¡p esa (D) ok;q esa

Page 5 of 30

The speed of light is minimum in-

(A) Water (B) Vacuum

(C) Glass (D) Air

11- fuEufyf[kr esa ls fdl Hkkx ij ekuo us= esa fdlh oLrq dk izfrfcac curk gS \

(A) dkWfuZ;k (B) ifjrkfjdk

(C) iqryh (D) n`f"V iVy

On which of the following parts is the image of an object formed in the human eye?

(A) Cornea (B) Iris

(C) Pupil (D) Retina

12- us= dk ikjn'khZ vxz Hkkx dgykrk gS &

(A) vkbZfjl (B) dkWfuZ;k

(C) ysal (D) jsfVuk

The transparent front part of the eye is-

(A) Iris (B) Cornea

(C) Lens (D) Retina

13- ckbQksdy ysal }kjk dkSu&lk nks"k lq/kkjk tkrk gS \

(A) fudV n`f"V nks"k (B) nwj n`f"V nks"k

(C) tjk&n`f"Vnks"k+ (D) buesa ls dksbZ ugha

Which defect is corrected by bifocal lens is-

(A) Myopia (B) Hypermetropia

(C) Presbyopia (D) None of these

Page 6 of 30

14- jkWM~l dksf'kdk,a fdlds izfr laosnu'khy gksrs gSa \

(A) jax (B) rst jks'kuh

(C) /kqa/kyh jks'kuh (D) buesa ls dksbZ ugha

Rods cells are sensitive to-

(A) Colour (B) Bright light

(C) Dim light (D) None of these

15- CykbaM LikWV esa ugha gksrk gS &

(A) dkWfuZ;k (B) jkWM~l vkSj dksUl

(C) iqryh (D) ysal

The blind spot has no-

(A) Cornea (B) Rods and cones

(C) Pupil (D) Lens

16- fo|qr ¶;wt fo|qr /kkjk ds fdl izHkko ij dk;Z djrk gS \

(A) pqEcdh; (B) Å"eh;

(C) jklk;fud (D) bueas ls dksbZ ugha

On which effect of electric current does the electric fuse work?

(A) Magnetic (B) Thermal

(C) Chemical (D) None of these

17- fdl midj.k esa /ku ¼$½ vkSj _.k ¼&½ dk fpUg ugha gksrk gS \

(A) ,sehVj esa (B) oksYVehVj esa

(C) daqMyh esa (D) fo|qr lsy esa

Page 7 of 30

Which instrument does not have positive (+) and negative (-) signs?

(A) Ammeter (B) Voltmeter

(C) Coil (D) Electric cell

18- fuEufyf[kr esa dkSu lk ek=d okV ¼W½ ds cjkcj gksrk gS \

(A) J/S (B) J/Sec2

(C) J-1S-1 (D) J-2S-2

Which of the following unit is equal to Watt (W)?

(A) J/S (B) J/Sec2

(C) J-1S-1 (D) J-2S-2

19- fo|qr ghVj ds rkj dh dqaMyh cuh gksrh gS &

(A) rk¡ck dh (B) tLrk dh

(C) VaxLVu dh (D) ukbØkse dh

The coil of wire of an electric heater is made of.

(A) Copper (B) Zinc

(C) Tungsten (D) Nichrome

20- dk;Z djus dh {kerk dks dgrs gSa

(A) cy (B) 'kfä

(C) ÅtkZ (D) buesa ls dksbZ ugha

The ability to do work is called -

(A) Force (B) Power

(C) Energy (D) None of these

Page 8 of 30

21- fo|qr&/kkjk ds pqEcdh; izHkko dh [kkst fdlus dh \

(A) vkWLVsZM (B) ,sfEi;j

(C) cksj (D) QSjkMs

Who discovered the magnetic effect of electric current?

(A) Orsted (B) Ampere

(C) Bohr (D) Faraday

22- pqacdh; cy&js[kk dh izd`fr gksrh gS &

(A) dkYifud (B) okLrfod

(C) ¼a A½ ,oa ¼ B½ nksuksa (D) buesa ls dksbZ ugha

The nature of magnetic field line is-

(A) Imaginary (B) Real

(C) Both A and B (D) None of these

23- fo|qr&/kkjk mRiUu djus dh ;qfä dks dgrs gSa &

(A) tfu= (B) xSYosuksehVj

(C) ,sehVj (D) eksVj

The device for producing electric current is called-

(A) Generator (B) Galvanometer

(C) Ammeter (D) Motor

24- y?kqiFku ds le; ifjiFk dk izfrjks/k &

(A) ifjofrZr ugha gksrk gS (B) cgqr de gks tkrk gS

(C) cgqr vf/kd c<+ tkrk gS (D) buesa ls dksbZ ugha

Page 9 of 30

Resistance of the circuit at the time of short circuit -

(A) does not change (B) decreases Considerably

(C) Increases very much (D) None of these

25- ukfHkdh; ÅtkZ izkIr djus gsrq vko';d rRo gS &

(A) ghfy;e (B) ,Y;qfefu;e

(C) ;wjsfu;e (D) Øksfe;e

To obtain nuclear energy, the necessary element is -

(A) Helium (B) Aluminium

(C) Uranium (D) Chromium

26- izd`fr esa i`Foh ij ÅtkZ dk eq[; lzksr gS

(A) dks;yk (B) lw;Z

(C) ikuh (D) ydM+h

The main source of energy on earth in nature is

(A) Coal (B) Sun

(C) Water (D) Wood

27- fuEu esa fdldk vFkZ ty gksrk gS \

(A) isVªks (B) Vjcks

(C) ukbVªks (D) gkbMªks

Which of the following means water?

(A) Petro (B) Turbo

(C) Nitro (D) Hydro

Page 10 of 30

28- fuEufyf[kr esa dkSu&lk ;qXe ,dy foLFkkiu vfHkfØ;k iznf'kZr djrk gS \

(A) NaCl foy;u ,oa dkWij /kkrq (B) MgCl2 foy;u ,oa dkWij /kkrq

(C) FeSO4 foy;u ,oa flYoj /kkrq (D) AgNO3 foy;u ,oa dkWij /kkrq

Which of the following pairs represents single displacement reaction?

(A) NaCl solution and Copper metal (B) MgCl2 solution and Copper metal

(C) FeSO4 solution and silver metal (D) AgNO3 solution and Copper metal

29- 'kkd&lfCt;ksa dk fo?kfVr gksdj daiksLV cuuk fdl vfHkfØ;k dk mnkgj.k gS \

(A) m"ek'kks"kh (B) m"ek{ksih

(C) izfrLFkkiu (D) buesa ls dksbZ ugha

The decomposition of vegetables and their conversion into compost is an example of which
reaction?

(A) Endothermic (B) Exothermic

(C) Replacement (D) None of these

30- fuEu esa ls dkSu vkWDlhdj.k dh fØ;k ugha gS \

(A) ngu (B) 'olu

(C) Hkkstu dk ipuk (D) vo{ksiu

Which of the following is not an oxidation reaction?

(A) Combustion (B) Respiration

(C) Digestion of food (D) Precipitation

31- Xywdkst dk jklk;fud lw= fuEufyf[kr esa dkSu gS \

(A) C2H5OH (B) C6H6O6

(C) C6H12O6 (D) C6H6

Page 11 of 30

Which of the following is the chemical formula of glucose?

(A) C2H5OH (B) C6H6O6

(C) C6H12O6 (D) C6H6

32- fuEufyf[kr esa ls dkSu lehdj.k larqfyr ugha gS \

(A) 2H2+O₂→2H2O (B) 2KClO3→2KCl+3O2

(C) H₂+Cl₂→ 2HCl (D) Pb(NO3)2→PbO+NO2+O2

Which of the following equations is not balanced?

(A) 2H2+O₂→2H2O (B) 2KClO3→2Kcl+3O2

(C) H₂+Cl₂→ 2HCl (D) Pb(NO3)2→PbO+NO2+O2

33- dksbZ foy;u yky fyVel dks uhyk dj nsrk gS] mldk pH laHkor% D;k gksxk \

(A) 4 (B) 11

(C) 7 (D) 5

A solution turns red litmus blue, what would be its pH?

(A) 4 (B) 11

(C) 7 (D) 5

34- ;'kn~ iq"i D;k gS \

(A) ZnSO4 (B) ZnCl2

(C) ZnO (D) ZnS

What is Philosopher's wool?

(A) ZnSO4 (B) ZnCl2

(C) ZnO (D) ZnS

Page 12 of 30

35- fuEufyf[kr esa ls dkSu xSl pwus ds ikuh dks nwf/k;k dj nsrk gS \

(A) Cl2 (B) O2

(C) NO2 (D) CO2

Which of the following gases turns lime water milky?

(A) Cl2 (B) O2

(C) NO2 (D) CO2

36- e/kqeD[kh ds Mad esa fuEufyf[kr esa ls dkSu&lk vEy gksrk gS \

(A) esFksukWbd vEy (B) bFksukWbd vEy

(C) flfVªd vEy (D) vkWDtsfyd vEy

Which of the following acids is present in a bee sting?

(A) Methanoic acid (B) Ethanoic acid

(C) Citric acid (D) Oxalic acid

37- *IykLVj vkWQ isfjl* dk jklk;fud lw= gS &

(A) CaSO4.5H2O (B) CaSO4.1 2H2O

(C) CaSO4.2H2O (D) CaSO4.H2O

The chemical formula of 'Plaster of Paris' is-

(A) CaSO4.5H2O (B) CaSO4.1 2H2O

(C) CaSO4.2H2O (D) CaSO4.H2O

38- vEy vkSj {kkj vkil esa vfHkfØ;k dj cukrs gSa&

(A) izcy {kkj (B) izcy vEy

(C) yo.k (D) buesa ls dksbZ ugha

Page 13 of 30

Acid and base react with each other to form-

(A) Strong base (B) Strong Acid

(C) Salt (D) None of these

39- fuEufyf[kr esa fdl rRo esa la;ksth bysDVªkWuksa dh la[;k lcls vf/kd gS \

(A) Si (B) Al

(C) P (D) Na

Which of the following elements has the highest number of valence electrons?

(A) Si (B) Al

(C) P (D) Na

40- D;wizkbZV fuEukafdr esa fdl /kkrq dk v;Ld gS \

(A) Hg (B) Zn

(C) Cu (D) Al

Cuprite is an ore of which of the following metals?

(A) Hg (B) Zn

(C) Cu (D) Al

41- vkWDlhtu dh la;kstdrk gksrh gS &

(A) 1 (B) 0

(C) 2 (D) 3

The valency of oxygen is-

(A) 1 (B) 0

(C) 2 (D) 3

Page 14 of 30

42- xa/kd dh ijek.kq la[;k gS &

(A) 14 (B) 15

(C) 16 (D) 17

The atomic number of Sulphur is-

(A) 14 (B) 15

(C) 16 (D) 17

\
43- vfHkfØ;k'khy lewg /CO dks dgrs gSa

(A) ,fYMgkbM lewg (B) bZFkj lewg

(C) ,sYdksgkWy lewg (D) dkcksZfuy lewg

\
The functional group /CO is called-

(A) Aldehyde group (B) Ether group

(C) Alcohol group (D) Carbonyl group

44- osfYMax esa fdl xSl dk mi;ksx gksrk gS \

(A) esFksu (B) ,Fkkbu

(C) ,Fksu (D) ,Fkhu

Which gas is used in welding?

(A) Methane (B) Ethyne

(C) Ethane (D) Ethene

45- dkcZu vkorZ lkj.kh ds fdl oxZ dk lnL; gS \

(A) 3 (B) 6

(C) 13 (D) 14

Page 15 of 30

Carbon belongs to which group of the periodic table?

(A) 3 (B) 6

(C) 13 (D) 14

46- ,Fkkbu esa dkcZu &dkcZu ijek.kqvksa ds chp fdrus lg&la;kstd ca/ku gksrs gSa \

(A) 1 (B) 2

(C) 3 (D) 4

How many covalent bonds are there between Carbon-carbon atoms in ethyne?

(A) 1 (B) 2

(C) 3 (D) 3

47- fuEufyf[kr esa dkSu lcls vf/kd fØ;k'khy gSykstsu gS \

(A) F (B) Cl

(C) Br (D) I

Which of the following is the most reactive halogen?

(A) F (B) Cl

(C) Br (D) I

48- vkorZ lkj.kh esa fdrus vkoÙkZ gksrs gSa \

(A) 5 (B) 6

(C) 7 (D) 8

How many periods are there in the periodic table?

(A) 5 (B) 6

(C) 7 (D) 8

Page 16 of 30

49- iksVsf'k;e dh ijek.kq la[;k 19 gSA bldh la;kstdrk D;k gS \

(A) 1 (B) 2

(C) 3 (D) 4

The atomic number of Potassium is 19. What is its valency?

(A) 1 (B) 2

(C) 3 (D) 4

50- vk/kqfud vkoZr lkj.kh esa m/okZ/kj LraHkksa dh la[;k gksrh gS &

(A) 7 (B) 10

(C) 16 (D) 18

The number of vertical columns in the modern periodic table is-

(A) 7 (B) 10

(C) 16 (D) 18

51- fuEukafdr ladsrkas }kjk O;ä rRoksa esa dkSu lk /kkrq gS \
19 24
(A) 𝐴 (B) 𝐵
9 12
12 16
(C) 𝐶 (D) 𝐷
6 8

Which of the element represented by the following symbols is a metal?

19 24
(A) 𝐴 (B) 𝐵
9 12
12 16
(C) 𝐶 (D) 𝐷
6 8

52- fuEukafdr esa ouksa ij vk/kkfjr m|ksx dkSu gS \

(A) dkxt m|ksx (B) fVacj m|ksx

(C) yk[k m|ksx (D) buesa ls lHkh

Page 17 of 30

Which of the following is a forest-based industry?

(A) Paper industry (B) Timber industry

(C) Lac industry (D) All of these

53- flapkbZ ds fy, ikS/kksa dks Bhd tM+kas ds lehi ty igq¡pkus dh rduhd gS&

(A) o"kkZ ty ls flapkbZ (B) ;kaf=d fNM+dko

(C) Vidu flapkbZ (D) ugj ls flapkbZ

The technique of delivering water right near the roots of plant for irrigation is

(A) Watering with rain water (B) Mechanical spraying

(C) Drip irrigation (D) Irrigation from Canal

54- mÙkjk[k.M esa ^fpidks vkanksyu^ fdl o"kZ esa vkjaHk gqvk Fkk \

(A) 1971 (B) 1973

(C) 1981 (D) 1988

In which year did the 'Chipko Movement' start in Uttarakhand ?

(A) 1971 (B) 1973

(C) 1981 (D) 1988

55- dod esa iks"k.k dh dkSu lh fof/k ikbZ tkrh gS \

(A) e`riks"kh (B) Loiks"kh

(C) gksykstksbd (D) buesa dksbZ ugha

Which method of nutrition is found in fungi ?

(A) Saprotrophic (B) Autotrophic

(C) Holozoic (D) None of these

Page 18 of 30

56- fuEu esa ls dkSu ,d tSfod izØe }kjk vi?kfVr gksus okyk inkFkZ gS \

(A) e`r ?kkl&iÙks (B) ikWyhFkhu

(C) jcj (D) buesa ls dksbZ ugha

Which of the following substance is decomposed by biological process?

(A) Dead grass and leaves (B) Polythene

(C) Rubber (D) None of these

57- euq"; esa ikpu fØ;k dk vkjaHk gksrk gS &

(A) eq[kxqgk ls (B) xzluh ls

(C) vkek'k; ls (D) NksVh vk¡r ls

The process of digestion in humans being from -

(A) buccal cavity (B) pharynx

(C) Stomach (D) Small intestine

58- lthoksa esa ik;s tkus okys tSo izØe gS &

(A) 'olu (B) iks"k.k

(C) iztuu (D) buesa ls lHkh

The biological processes found in living or ganisms are-

(A) respiration (B) nutrition

(C) reproduction (D) All of these

59- fd.ou fØ;k gksrh gS &

(A) gkbMªk esa (B) vehck esa

(C) ;hLV esa (D) buesa ls dksbZ ugha

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Fermentation takes place in

(A) Hydra (B) Amoeba

(C) Yeast (D) None of these

60- ok;oh; 'olu fØ;k esa fuEukafdr esa ls fdl xSl dk iz;ksx fd;k tkrk gS \

(A) CO (B) SO

(C) N (D) O

Which of the following gases is taken in during aerobic respiration?

(A) CO (B) SO

(C) N (D) O

61- dksf'kdh; bZ/a ku fdls dgk tkrk gS \

(A) olk dks (B) izksVhu dks

(C) Xywdksl dks (D) buesa ls dksbZ ugha

What is called cellular fuel?

(A) Fat (B) Protein

(C) Glucose (D) None of these

62- ikS/kksa esa ok"iksRltZu eq[;r;k fdl vax esa gksrk gS \

(A) Qwy esa (B) ruk esa

(C) iÙkh esa (D) bu lHkh esa

In which organ does transpiration mainly take place in plants?

(A) in flower (B) in the stem

(C) in leaves (D) All of these+

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63- ekuo ân; fdl ra= dk Hkkx gS \

(A) ikpu (B) 'olu

(C) mRltZu (D) ifjlapju ra=

The human heart is a part of which system?

(A) digestion (B) respiration

(C) excretion (D) circulatory system

64- fuEufyf[kr esa ls dkSu jä dk FkDdk cukus esa lgk;d gksrk gS \

(A) RBC (B) Qkbfczuksftu

(C) ylhdk (D) vkDlhgheksXyksfcu

Which of the following helps in clotting of blood?

(A) RBC (B) Fibrinogen

(C) lymph (D) oxyhaemoglobin

65- ikni vif'k"V lafpr jgrs gSa &

(A) Nky esa (B) dksf'kdh; fjfädkvksa esa

(C) ifÙk;ksa esa (D) buesa ls lHkh

Plant wastes are stored in-

(A) bark (B) Cellular vacuoles

(C) leaves (D) All of these

66- ,ehuks vEy ds fo[k.Mu ls D;k curk gS &

(A) CO (B) SO

(C) NH (D) CO

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What is formed by the breakdown of amino acids-

(A) CO (B) SO

(C) NH (D) CO

67- o`Dd dk iz/kku dk;Z gS &

(A) ikpu (B) mRltZu

(C) iztuu (D) ATP fuekZ.k

The main function of the kidney is-

(A) digestion (B) excretion

(C) reproduction (D) ATP production

68- bueas ls dkSu ikni gkeksZu gS \

(A) balqfyu (B) FkkbjkWfDlu

(C) ,LVªkstsu + (D) lkbVksdkbfuu +

Which of the following is a plant hormone?

(A) Insulin (B) Thyroxine

(C) Estrogen (D) Cytokinin

69- Qy idkus okyk gkWeksZu gS &

(A) vkWDlhu (B) ftcjsfyu

(C) ,fFkyhu (D) buesa ls dksbZ ugha

The fruit ripening hormone is -
(A) Auxin (B) Gibberellin

(C) Ethylene (D) None of these

Page 22 of 30

70- euq"; esa diky raf=dkvksa dh la[;k gksrh gS &

(A) 12 tksM+h (B) 31 tksM+h

(C) 10 tksM+h (D) 24 tksM+h

The number of cranial nerves in human is

(A) 12 pairs (B) 31 pairs

(C) 10 pairs (D) 24 pairs

71- :f/kj pki fu;af=r gksrk gS &

(A) Fkkbel }kjk (B) vXuk'k; }kjk

(C) ,fMªuy }kjk (D) o`"k.k }kjk

Blood pressure is controlled by
(A) Thymus (B) Pancreas

(C) Adrenal (D) Testis

72- gkbMªk esa iztuu fdl fof/k ls gksrk gS \

(A) f}[k.Mu (B) eqdqyu

(C) ySafxd tuu (D) buesa ls lHkh

By which method does reproduction take place in Hydra?

(A) binary fission (B) Budding

(C) sexual reproduction (D) All of these

73- iq"i esa uj çtuu vax gksrk gS &

(A) iqd
a s'kj (B) nyi=

(C) ofrZdkxz (D) buesa ls dksbZ ugha

Page 23 of 30

The flower has a male reproductive organ -

(A) Stamen (B) Petal

(C) Stigma (D) None of these

74- 'kqØk.kq curk gS &

(A) xHkkZ'k; esa (B) ew=k'k; esa

(C) vaMk'k; esa (D) o`"k.k esa

Sperm is produced in-

(A) Uterus (B) Urinary bladder

(C) Ovary (D) Testis

75- thoksa ds mÙifÙk ds igys i`Foh ij fuEufyf[kr esa D;k ugha Fkk \

(A) CO (B) NO

(C) O (D) buesa ls lHkh
Which of the following was not present on Earth before the origin of life?

(A) CO (B) NO

(C) O (D) All of these

76- vkfdZ;ksIVsfjDl ds laca/k esa fuEukafdr dkSu dFku lR; gS \

(A) ;g ,d thok'e gS

(B) blds tcM+s esa nk¡r vkSj v¡xqfy;ksa esa u[k Fks

(C) blesa MSus rFkk ia[k fo|eku Fks (D) buesa ls lHkh

Which of the following statements is true regarding Archaeopteryx?

(A) It is fossil

(B) It had teeth in its jaws and nails on its fingers

(C) It had wings and feathers (D) All of these

Page 24 of 30

77- fuEufyf[kr esa ls dkSu izk.kh viuk fyax cny ldrs gSa \

(A) ?kks?a ks (B) dqN ljhl`i

(C) iaNh (D) e/kqe[[kh

Which of the following organisms can change their sex?

(A) Snails (B) Some reptiles
(C) Birds (D) Honey bees

78- fuEufyf[kr esa ls dkSu i;kZoj.k ds varxZr vkrs gSa &

(A) tyeaMy (B) LFkyeaMy

(C) ok;qeM
a y (D) buesa ls lHkh

Which of the following comes under environment?

(A) hydrosphere (B) lithosphere

(C) atmosphere (D) All of these

79- eSnkuh ikfjfLFkfrd ra= esa es<+d fdl izdkj dk miHkksäk gS \

(A) izkFkfed (B) f}rh;d

(C) r`rh;d (D) prqFkhZ;

What type of consumer is frog in the field ecosystem?

(A) primary (B) secondary

(C) tertiary (D) quaternary

80- fuEukafdr esa dkSu ,d tSo vfuEuhdj.kh; inkFkZ gS \

(A) DDT (B) dkxt

(C) okfgr ey (D) buesa ls dksbZ ugha

Page 25 of 30

Which of the following is a non-biodegradable substance?

(A) DDT (B) Paper

(C) Sewage (D) None of these

Section-B

Physics
Short Answer Type Questions
iz'u la[;k 1 ls 8 rd ds y?kq mÙkjh; gSAa bueas ls fdUgha 4 iz'uksa ds mÙkj nsaA izR;sd iz'u
ds fy, 2 vad fu/kkZfjr gSAa 4x2=8
Question Nos 1 to 8 are short Answer Type. Answer any 4 questions. Each question carries 2 marks.
4x2=8

1- vko/kZu fdls dgrs gSa \ o.kZu djsAa 2
What is magnification? Describe it.

2- vory ysal dks vilkjh ysal D;ksa dgk tkrk gS \ 2
Why is concave lens called a diverging lens?

3- ikf'oZd foLFkkiu ls vki D;k le>rs gSa \ 2
What do you mean by lateral displacement?

4- fo|qr /kkjk dh izcyrk dh ifjHkk"kk nsAa 2
Define the strength of electric current.

5- fo|qr/kkjk ds m"eh; izHkko fdu dkjdksa ij fuHkZj djrk gS \ 2
On which factors does the heating effect of electric current depend?

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6- fo|qr pqEcdh; izsj.k fdls dgrs gSa \ 2
What is electromagnetic induction?

7- eSDlosy dk nf{k.k gLr fu;e fy[ksaA 2
Write Maxwell's right-hand rule.

8- ÅtkZ dk vPNk lzksr D;k gS \ 2
What is a good source of energy?

Long Answer Type Questions

iz'u la[;k 09 vkSj 10 nh?kZ mÙkjh; gaSA buesa ls fdlh ,d iz'u dk mÙkj nsaA izR;sd iz'u
ds fy, 6 vad fu/kkZfjr gaSA 1x6=6
Question Nos 09 and 10 are Long Answer Type. Answer any one of them. Each question carries 6
marks. 1x6=6

9- fdj.k vkjs[kksa dh enn ls mÙky vkSj vory ysalksa ds izFke rFkk f}rh; eq[; Qksdl dks
le>k,aA 2
With the help of ray diagrams, explain the first and second principal focus of convex and concave
lenses.

10- Js.khØe esa la;ksftr izfrjks/kdksa ,oa lekarjØe esa la;ksftr izfrjks/kdksa ds lerqY; izfrjks/kksa
ds fy, O;atd izkIr djsaA 2
Obtain expression for the equivalent resistances of resistors connected in series and resistors
connected in parallel.

Page 27 of 30

Chemistry
Short Answer Type Questions
iz'u la[;k 11 ls 18 y?kq mÙkjh; gSaA bueas ls fdUgha 4 iz'uksa ds mÙkj nsaA izR;sd iz'u ds
fy, 2 vad fu/kkZfjr gSaA 4x2=8
Question Nos 11 to 18 are short Answer Type. Answer any 4 questions. Each question carries 2
marks. 4x2=8

11- la;kstu vfHkfØ;k D;k gS \ 2
What is a combination reaction?

12- fod`frxaf/krk dk D;k vFkZ gS \ lksnkgj.k le>k,saA 2
What is rancidity? Explain with examples.

13- [kkjk ty dks e`nq cukus esa lksfM;e dkcksZusV dk mi;ksx fdl izdkj gksrk gS \ 2
How is sodium carbonate used to soften salty water?

14- vklfor ty fo|qr dk pkyd ugha gksrk] tcfd o"kkZ ty fo|qr dk pkyd gksrk gSA 2
D;ksa \
Distilled water is not a conductor of electricity, whereas rain water is a conductor of electricity.
why?

15- HktZu(roasting) dh fØ;k D;k gS \ 2
What is the process of roasting?

16- isaVsu ds leko;oksa ds lajpuk lw= ,oa muds uke fy[ksaA 2
Write the structural formulae and names of the isomers of pentane.

17- /kkrqvksa esa bysDVªkWu R;kxdj /kuk;u cukus dh izo`fr gksrh gS] D;ksa \ 2
Why do metals have a tendency to lose electrons and form cations?

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18- oU; thoksa ds laj{k.k ds fofHkUu mik;ksa dk mYys[k djsaA 2
Mention various measures for conservation of wildlife.

Long Answer Type Questions

iz'u la[;k 19 vkSj 20 nh?kZ mÙkjh; gaSA buesa ls fdlh ,d iz'u dk mÙkj nsaA izR;sd iz'u
ds fy, 5 vad fu/kkZfjr gaAS 1x5=5
Question Nos 19 and 20 are Long Answer Type. Answer any one of them. Each question carries 5
marks. 1x5=5

19- izkd`frd lwpd D;k gksrs gSa \ buls vEy rFkk {kkj dh tk¡p dSls dh tkrh gS \
What are natural indicators? How are acids and bases tested with them ?

20- HkkSfrd ,oa jlk;fud xq.kksa ds vk/kkj ij /kkrq ,oa v/kkrq esa varj Li"V djsaA
Differentiate between metals and nonmetals on the basis of physical and chemical properties.

Biology
Short Answer Type Questions
iz'u la[;k 21 ls 28 rd ds y?kq mÙkjh; gSaA bueas ls fdUgha 4 iz'uksa ds mÙkj nsaA izR;sd
iz'u ds fy, 2 vad fu/kkZfjr gSAa 4x2=8
Question Nos 21 to 28 are short Answer Type. Answer any 4 questions. Each question carries 2
marks. 4x2=8

21- nh?kZjkse D;k gS rFkk bldk dk;Z D;k gS \ 2
What are villi and what is their function?

22- LVksekVk D;k gS rFkk os dgk¡ mifLFkr gksrs gSa \ 2
What are stomata and where are they present?

Page 29 of 30

23- ,d dksf'kdh; thoksa esa mikip;h mif'k"Vksa dks dSls fu"dkflr fd;k tkrk gS \ 2
How are metabolic wastes are removed in unicellular organisms?

24- Mk;fyfll D;k gS \ 2
What is dialysis?

25- iqeax vkSj tk;kax dk dk;Z D;k gS \ 2
What are roles of androecium and gynoecium?

26- U;wjksVªkalehVj D;k gS \
What is neurotransmitter?

27- letkr vax vkSj le:i vax ls vki D;k le>rs gSa \
What do you understand by homologous organs and analogous organs?

28- mRiknd ls vki D;k le>rs gSa \
What do you mean by producer?

Long Answer Type Questions

iz'u la[;k 29 vkSj 30 nh?kZ mÙkjh; gaSA buesa ls fdlh ,d iz'u dk mÙkj nsaA izR;sd iz'u
ds fy, 5 vad fu/kkZfjr gaSA 1x5=5
Question Nos 29 and 30 are Long Answer Type. Answer any one of them. Each question carries 5
marks. 1x5=5

29- iks"k.k D;k gS\ thoksa esa gksus okys fofHkUu iks"k.k fof/k;ksa dk o.kZu djsa A
What is nutrition? Describe the different modes of nutrition found in living organisms.

30- ySafxd rFkk vySafxd tuu esa dksbZ ik¡p vUrj fy[ksAa
Write any five differences between sexual and asexual reproduction.

Page 30 of 30