HBSE Class 10 Question Paper 2024 Science

Haryana Board

QUESTIONPDF

PAPERS
2024

HBSE PYQP

CLASS : 10th (Secondary) Code No. 1106
Series : Sec/Annual Exam.-2024
Roll No. SET : A

foKku
SCIENCE
(Physics, Chemistry and Life Science)
(Academic/Open)
[ fgUnh ,oa vaxzsth ek/;e ]
[ Hindi and English Medium ]
(Only for Fresh/Re-appear/Improvement/Additional Candidates)

le; : 3 ?k.Vs ] [ iw.kk±d : 60
Time allowed : 3 hours ] [ Maximum Marks : 60

• Ñi;k tk¡p dj ysa fd bl iz'u&i= esa eqfnzr i`"B 16 rFkk iz'u 30 gSaA
Please make sure that the printed pages in this question paper are 16 in number
and it contains 30 questions.

• iz'u&i= esa nkfgus gkFk dh vksj fn;s x;s dksM uEcj rFkk lsV dks Nk= mÙkj&iqfLrdk ds eq[;&i`"B ij fy[ksaA
The Code No. and Set on the right side of the question paper should be written by
the candidate on the front page of the answer-book.

• Ñi;k iz'u dk mÙkj fy[kuk 'kq: djus ls igys] iz'u dk Øekad vo'; fy[ksaA
Before beginning to answer a question, its Serial Number must be written.

• mÙkj&iqfLrdk ds chp esa [kkyh iUuk@iUus u NksMas+A
Don’t leave blank page/pages in your answer-book.

1106/(Set : A) P. T. O.

(2) 1106/(Set : A)
• mÙkj&iqfLrdk ds vfrfjDr dksbZ vU; 'khV ugha feysxhA vr% vko';drkuqlkj gh fy[ksa vkSj fy[kk mÙkj u
dkVsaA
Except answer-book, no extra sheet will be given. Write to the point and do not strike
the written answer.
• ijh{kkFkhZ viuk jksy ua0 iz'u&i= ij vo'; fy[ksAa jksy ua0 ds vfrfjDr iz'u&i= ij vU; dqN Hkh u
fy[ksa vkSj oSdfYid iz'uksa ds mÙkjksa ij fdlh izdkj dk fu'kku u yxk,¡A
Candidates must write their Roll No. on the question paper. Except Roll No. do not
write anything on question paper and don't make any mark on answers of objective
type questions.
• d`i;k iz'uksa ds mÙkj nsus lss iwoZ ;g lqfuf'pr dj ysa fd iz'u&i= iw.kZ o lgh gS] ijh{kk ds mijkUr bl
lEcU/k esa dksbZ Hkh nkok Lohdkj ugha fd;k tk;sxkA
Before answering the questions, ensure that you have been supplied the correct and
complete question paper, no claim in this regard, will be entertained after
examination.

lkekU; funsZ'k %
General Instructions :

(i) lHkh iz'u vfuok;Z gSaA
All questions are compulsory.

(ii) oLrqfu"B ç'uksa ds lgh fodYi fy[ksaA
Write the correct option in objective type questions.

(iii) dqN ç'uksa esa vkarfjd fodYi dk çko/kku gSA
Internal choice has been provided in some questions.

(iv) çR;sd ç'u ds vad mlds lkeus n'kkZ;s x;s gSaA
Marks of each question are indicated against it.

1106/(Set : A)

(3) 1106/(Set : A)
[k.M – v
SECTION – A

¼HkkSfrd foKku½
(PHYSICS)

1. fdlh xksyh; niZ.k rFkk fdlh irys xksyh; ysal nksuksa dh Qksdl nwfj;k¡ –15 lseh gSA niZ.k rFkk ysal
laHkor% gS % 1

(A) nksuksa vory
(B) nksukas mÙky
(C) niZ.k vory] ysal mÙky
(D) niZ.k mÙky] ysal vory

A spherical mirror and a thin spherical lens have each a focal length of –15 cm.
The mirror and the lens are likely to be :

(A) both concave

(B) both convex

(C) the mirror is concave and the lens is convex

(D) the mirror is convex and the lens is concave

2. fuEufyf[kr esa ls dkSu&lk in fo|qr ifjiFk esa fo|qr 'kfDr dks fu:fir ugha djrk \ 1

(A) I 2R (B) IR 2

(C) VI (D) V 2/R
1106/(Set : A) P. T. O.

(4) 1106/(Set : A)
Which of the following terms does not represent electrical power in a circuit ?

(A) I 2R (B) IR 2

(C) VI (D) V 2/R

3. fo|qr /kkjk dk SI ek=d ............. gSA 1

The SI unit of electric current is ............. .

4. lw;ksZn; ds le; lw;Z jDrkHk D;ksa izrhr gksrk gS \ 1

Why does the sun appear reddish early in the morning ?

5. fuEufyf[kr iz'u eas nks dFku gSa % vfHkdFku (A) vkSj dkj.k (R)] iz'u ds uhps fn;s x;s mi;qDr fodYi
dk p;u djrs gq, mÙkj nhft, % 1

vfHkdFku (A) : dHkh&dHkh ckfj'k ds ekSle esa vkleku eas banz/kuq"k rHkh fn[kkbZ nsrk gS] tc i;Zos{kd
dh ihB lw;Z dh vksj gksrh gSA
dkj.k (R) : ikuh dh cwnksa esa vkarfjd ijkorZu ds dkj.k QSyko gksrk gS vkSj vafre fdj.ksa ihNs dh
vksj gksrh gSaA
(A) (A) o (R) nksuksa lR; gSa rFkk (R), (A) dh lgh O;k[;k gSA

(B) (A) o (R) nksuksa lR; gSa] ijUrq (R), (A) dh lgh O;k[;k ugha gSA

(C) (A) lR; gS] ijUrq (R) vlR; gSA

(D) (A) vlR; gS] ijUrq (R) lR; gSA
1106/(Set : A)

(5) 1106/(Set : A)
The question below consists of two statements : Assertion (A) and Reason (R),
answer the question by selecting the appropriate option given below :

Assertion (A) : A rainbow is sometimes seen in the sky in rainy season only
when observer's back is towards the sun.

Reason (R) : Internal reflection in the water droplets cause dispersion and
the final rays are in backward direction.

(A) Both (A) and (R) are true and (R) is the correct explanation of (A).

(B) Both (A) and (R) are true, but (R) is not the correct explanation of (A).

(C) (A) is true, but (R) is false.

(D) (A) is false, but (R) is true.

6. fuEufyf[kr dh ifjHkk"kk nhft, % 1+1=2

(a) izdk'k dk izdh.kZu
(b) ok;qeaMyh; viorZu
Define the following :

(a) Scattering of light

(b) Atmospheric refraction

7. fo|qr ySEikas ds rarqvksa ds fuekZ.k eas izk;% ,dek= VaxLVu dk gh mi;ksx D;ksa fd;k tkrk gS \ 2

Why is the tungston used almost exclusively for filament of electric lamps ?

1106/(Set : A) P. T. O.

(6) 1106/(Set : A)
vFkok

OR

tc dksbZ fo|qr ghVj fo|qr lzksr ls 4 A fo|qr /kkjk ysrk gS] rc mlds VfeZuyksa ds chp foHkokarj 60 V
gSA ml le; fo|qr ghVj fdruh fo|qr /kkjk ysxk] tc foHkokarj dks 120 V rd c<+k fn;k tk;sxk \

The potential difference between the terminals of an electric heater is 60 V,

when it draws a current of 4 A from the source. What current will the heater

draw if the potential difference is increased to 120 V ?

8. izfrjks/k D;k gS \ bldk SI ek=d crkb,A fdlh pkyd dk izfrjks/k fdu dkjdksa ij fuHkZj djrk gS \ 3

What is resistance ? State its SI unit. On which factors does the resistance of a

conductor depends ?

9. (a) fdlh pqacdh; {ks= esa fLFkr fo|qr /kkjkokgh pkyd ij vkjksfir cy dc vf/kdre gksrk gS \ 1

When is the force experienced by a current carrying conductor placed in a
magnetic field largest ?

(b) nks pqacdh; {ks= js[kk,¡ ,d&nwljs dks izfrPNsn D;ksa ugha djrh \ 2

Why don't two magnetic lines of force intersect each other ?

1106/(Set : A)

(7) 1106/(Set : A)
vFkok
OR

HkwlaidZ rkj dk D;k dk;Z gS \ /kkrq ds vkoj.k okys fo|qr lkf/k=ksa dks HkwlaifdZr djuk D;ksa vko';d
gS \ 3

What is the function of an earthwire ? Why is it necessary to earth metallic
appliances ?

10. (a) izdk'k dk viorZu D;k gS \ viorZu ds fu;e fyf[k;sA 3

What is refraction of light ? Write down the laws of refraction.

(b) ge okguksa esa i'p niZ.k ds :i eas dkSu&ls niZ.k dk mi;ksx djrs gSa vkSj D;ksa \ 2

Which mirror do we use as rear-view mirror in vehicles and why ?

vFkok
OR

(a) fdlh vory ysal dh Qksdl nwjh 15 lseh gSA fcac dks ysal ls fdruh nwjh ij j[ksa fd blds }kjk
fcac dk ysal ls 10 lseh nwjh ij izfrfcac cus \ 3

A concave lens has focal length of 15 cm. At what distance should the
object from the lens be placed so that it forms an image at 10 cm from the
lens ?

(b) niZ.k lw= fyf[k,A 1

Write the mirror formula.

1106/(Set : A) P. T. O.

(8) 1106/(Set : A)
(c) ml niZ.k dk uke crkb, tks fcac dk lh/kk rFkk vkof/kZr izfrfcac cuk lds \ 1

Name a mirror that can give an erect and enlarged image of an object.

[k.M – c
SECTION – B
¼jlk;u foKku½
(CHEMISTRY)

11. fuEu esa ls fdlds foy;u dk mi;ksx nhokjksa ij lQsnh djus ds fy;s fd;k tkrk gS \ 1

(A) lksfM;e gkbMªksDlkbM
(B) dSfYl;e gkbMªksDlkbM
(C) eSfXuf'k;e gkbMªksDlkbM
(D) mijksDr lHkh

Which of the following solutions was used to white wash walls ?

(A) Sodium hydroxide

(B) Calcium hydroxide

(C) Magnesium hydroxide

(D) All of the above

12. CaOCl2 dk izpfyr uke D;k gS \ 1

(A) ftIle (B) fojatd pw.kZ

(C) csfdax lksMk (D) /kkou lksMk
1106/(Set : A)

(9) 1106/(Set : A)
What is common name of CaOCl2 ?

(A) Gypsum

(B) Bleaching Powder

(C) Baking Soda

(D) Washing Soda

13. ............ ,d /kkrq gS] tks dejs ds rki ij nzo gksrh gSA 1

............ is a metal, which is a liquid at room temperature.

14. vk;fud ;kSfxdksa dk xyukad mPp D;kas gksrk gS \ 1

Why do ionic compounds have high melting points ?

15. fuEufyf[kr iz'u eas nks dFku gSa % vfHkdFku (A) vkSj dkj.k (R)] iz'u ds uhps fn;s x;s mi;qDr fodYi
dk p;u djrs gq, mÙkj nhft, % 1

vfHkdFku (A) : lQsn flYoj DyksjkbM lwjt dh jks'kuh esa xzs gks tkrk gSA
dkj.k (R) : lw;Z ds izdk'k dh mifLFkfr eas flYoj DyksjkbM dk vi?kVu flYoj /kkrq vkSj Dyksjhu
xSl cukus ds fy;s gksrk gSA
(A) (A) o (R) nksuksa lR; gSa rFkk (R), (A) dh lgh O;k[;k gSA

(B) (A) o (R) nksuksa lR; gSa] ijUrq (R), (A) dh lgh O;k[;k ugha gSA

(C) (A) lR; gS] ijUrq (R) vlR; gSA

(D) (A) vlR; gS] ijUrq (R) lR; gSA

1106/(Set : A) P. T. O.

( 10 ) 1106/(Set : A)
The question below consists of two statements : Assertion (A) and Reason (R),
answer the question by selecting the appropriate option given below :

Assertion (A) : White silver chloride turns grey in sunlight.

Reason (R) : Decomposition of silver chloride in presence of sunlight takes
place to form silver metal and chlorine gas.

(A) Both (A) and (R) are true and (R) is the correct explanation of (A).

(B) Both (A) and (R) are true, but (R) is not the correct explanation of (A).

(C) (A) is true, but (R) is false.

(D) (A) is false, but (R) is true.

16. foLFkkiu vfHkfØ;k D;k gS \ ,d mnkgj.k nhft,A 2

What is displacement reaction ? Give an example.

17. ty dh vuqifLFkfr esa vEy dk O;ogkj vEyh; D;ksa ugha gksrk gS \ 2

Why do acids not show acidic behaviour in the absence of water ?

18. vkids ikl nks foy;u 'A' o 'B' gSaA foy;u 'A' ds pH dk eku 6 gS ,oa foy;u 'B' ds pH dk eku 8
gSA fdl foy;u esa gkbMªkstu vk;u dh lkanzrk vf/kd gS \ buesa ls dkSu vEyh; gS rFkk dkSu {kkjdh; \ 3

You have two solutions 'A' and 'B'. The pH of solutions 'A' is 6 and pH of solution
'B' is 8. Which solution has more hydrogen ion concentration ? Which of this is
acidic and which one is basic ?
1106/(Set : A)

( 11 ) 1106/(Set : A)
19. jklk;fud xq.k/keks± ds vk/kkj ij /kkrqvksa ,oa v/kkrqvksa esa foHksn dhft,A 3

Differentiate between metals and non-metals on the basis of chemical
properties.

vFkok
OR

mHk;/kehZ vkWDlkbM D;k gksrs gSa \ nks mHk;/kehZ vkWDlkbMksa dk mnkgj.k nhft,A 3

What are amphoteric oxides ? Give two examples of amphoteric oxides.

20. (a) ,FksukWy ls ,FksukWbd vEy eas ifjorZu dks vkWDlhdj.k vfHkfØ;k D;ksa dgrs gSa \ vfHkfØ;k Hkh
fyf[k,A 3

Why is the conversion of ethanol to ethanoic acid is an oxidation reaction ?
Write the reaction also.

(b) letkrh; Js.kh D;k gS \ mnkgj.k ds lkFk le>kb,A 2

What is an homologous series ? Explain with an example.

vFkok
OR

(a) bysDVªkWu fcUnq lajpuk cukb;s % 1×3=3

(i) ,FksukWbd vEy
(ii) H2S

(iii) izksius ksu
1106/(Set : A) P. T. O.

( 12 ) 1106/(Set : A)
Draw the electron dot structures for :

(i) Ethanoic acid

(ii) H2S

(iii) Propanone

(b) dkcZu ,oa mlds ;kSfxdksa dk mi;ksx vf/kdrj vuqiz;ksxkas esa b±/ku ds :i esa D;ksa fd;k tkrk gS \ 2
Why are carbon and its compounds used as fuels for most applications ?

[k.M – l
SECTION – C

¼tho foKku½
(LIFE SCIENCE)

21. fuEu esa ls dkSu vkgkj Ük`[a kyk dk fuekZ.k djrs gSa \ 1
(A) ?kkl] xsgw¡ rFkk vke

(B) ?kkl] cdjh rFkk ekuo
(C) cdjh] xk; rFkk gkFkh
(D) ?kkl] eNyh rFkk cdjh
Which of the following constitute a food chain ?

(A) Grass, Wheat and Mango
(B) Grass, Goat and Human

(C) Goat, Cow and Elephant

(D) Grass, Fish and Goat

1106/(Set : A)

( 13 ) 1106/(Set : A)
22. fuEu esa ls dkSu ekuo eas uj tuu ra= dk Hkkx gS \ 1

(A) vaMk'k;

(B) xHkkZ'k;

(C) 'kqØokfgdk

(D) fMacokfguh

Which of the following is a part of male reproductive system in human beings ?

(A) Ovary

(B) Uterus

(C) Vas deferens

(D) Fallopean tube

23. ok;qeaMy esa vkstksu ijr ds {k; dk eq[; dkjd ............... dk c<+uk gSA 1

The main reason for the loss of ozone layer in atmosphere is the increase
in ............... .

24. ekuo esa voVq xazfFk }kjk Fkk;jkWfDlu ds la'ys"k.k ds fy;s D;k vfuok;Z gS \ 1

What is essential for the synthesis of thyroxine by the thyroid gland in human ?

1106/(Set : A) P. T. O.

( 14 ) 1106/(Set : A)
25. fuEufyf[kr iz'u eas nks dFku gSa % vfHkdFku (A) vkSj dkj.k (R)] iz'u ds uhps fn;s x;s mi;qDr fodYi

dk p;u djrs gq, mÙkj nhft, % 1

vfHkdFku (A) : fofHkUu thou izfØ;kvksa dks iwjk djus ds fy;s ÅtkZ dh vko';drk gksrh gSA
dkj.k (R) : ekbVksdkafMª;k esa ÅtkZ ,Vhih ds :i esa izkIr gksrh gSA

(A) (A) o (R) nksuksa lR; gSa rFkk (R), (A) dh lgh O;k[;k gSA

(B) (A) o (R) nksuksa lR; gSa] ijUrq (R), (A) dh lgh O;k[;k ugha gSA

(C) (A) lR; gS] ijUrq (R) vlR; gSA

(D) (A) vlR; gS] ijUrq (R) lR; gSA

The question below consists of two statements : Assertion (A) and Reason (R),

answer the question by selecting the appropriate option given below :

Assertion (A) : Energy is required to carry out different life processes.

Reason (R) : Energy is obtained in the form of ATP in the mitochondria.

(A) Both (A) and (R) are true and (R) is the correct explanation of (A).

(B) Both (A) and (R) are true, but (R) is not the correct explanation of (A).

(C) (A) is true, but (R) is false.

(D) (A) is false, but (R) is true.

1106/(Set : A)

( 15 ) 1106/(Set : A)
26. ,sls ikni gkeksZu dk uke crk;sa] tks % 2

(a) dksf'kdk foHkktu dks izsfjr djrk gS

(b) o`f) dk laneu djrk gS

Name such plant hormone, which :

(a) induces cell division

(b) inhibits growth

27. ekuo esa o`"k.k ds D;k dk;Z gSa \ 2

What are the functions performed by the testis in human beings ?

28. iq"i dh vuqnS?;Z dkV dk ukekafdr fp= cuk;saA 3

Draw a labelled diagram of longitudinal section of a flower.

29. esaMy ds ç;ksxksa ls dSls irk pyk fd fofHkUu y{k.k Lora= :i ls oa'kkuqxr gksrs gSa \ 3

How do Mendel's experiments show that traits are inherited independently ?

vFkok
OR

ekuo esa cPps dk fyax fu/kkZj.k dSls gksrk gS \ 3

How is the sex of the child determined in human beings ?

1106/(Set : A) P. T. O.

( 16 ) 1106/(Set : A)
30. (a) ok;oh; vkSj vok;oh; 'olu ds chp rhu varj fyf[k,A 3

Write three differences between aerobic and anaerobic respiration in
human beings.

(b) Hkkstu ds ikpu esa ykj dh D;k Hkwfedk gS \ 2

What is the role of saliva in the digestion of food ?

vFkok
OR

(a) ekuo ikpu ra= dk ukekafdr fp= cukb,A 3

Draw a well labelled diagram of human digestive system.

(b) Loiks"kh iks"k.k ds fy;s vko';d ifjfLFkfr;k¡ dkSu&lh gSa \ 2

What are the necessary conditions for autotrophic nutrition ?

S

1106/(Set : A)

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