HBSE Class 9 Question Paper 2018 Science

Code No. 605
CLASS : 9th (Ninth) Series : 9-M/2018
Roll No.











foKku
SCIENCE
(Physics, Chemistry & Life Science)
[ fgUnh ,oa vaxzsth ek/;e ]
[ Hindi and English Medium ]
(Only for Fresh/School 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 27 gSaA
Please make sure that the printed pages in this
question paper are 16 in number and it contains
27 questions.
• iz'u-i= esa lcls Åij fn;s x;s dksM uEcj dks Nk= mÙkj-iqfLrdk
ds eq[;-i`"B ij fy[ksaA
The Code No. on the top 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.

605 P. T. O.

(2) 605
• mÙkj-iqfLrdk ds chp esa [kkyh iUuk / iUus u NksMsa+A
Don’t leave blank page/pages in your answer-book.
• 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
Candidates must write their Roll Number on the
question paper.
• d`i;k iz'uksa dk 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 question, 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 %
(i) bl iz'u-i= esa 27 iz'u gSa ftUgsa rhu [k.Mksa % ^v*
¼HkkSfrd foKku½] ^c* ¼jlk;u foKku½ rFkk ^l* ¼tho
foKku½ esa ck¡Vk x;k gSA
(ii) lHkh iz'u vfuok;Z gSaA

(iii) izR;sd iz'u ds vad mlds lkeus fn, x, gSaA

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(3) 605
(iv) vkids mÙkj vadkuqlkj laf{kIr vkSj iz'u ds vuqdwy gksus
pkfg,A cgqfodYih; iz'uksa ds mÙkj lgh fodYi pqudj
nhft,A
(v) 6 vadksa okys lHkh nh?kZ mÙkjh; iz'uksa ¼iz'u la[;k 8,
15 o 27½ esa vkUrfjd p;u iznku fd;k x;k gSA ,sls
iz'uksa esa vkidks fn;s x;s p;u esa ls dsoy ,d gh iz'u
djuk gSA
General Instructions :

(i) This question-paper consists of 27 questions
which are divided into three Sections : 'A'
(Physics), 'B' (Chemistry) and 'C' (Life
Science).

(ii) All questions are compulsory.

(iii) Marks for each question are indicated against
it.

(iv) Your answer should be precise and to the
point according to the marks. Answer the
multiple choice questions by selecting correct
option.

(v) Internal choice has been provided in all long
answer type questions (Question Nos. 8, 15 &
27) of 6 marks. You have to attempt only one
of the given choice in such questions.

605 P. T. O.

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[k.M – v
SECTION – A [ Marks : 19
¼HkkSfrd foKku½
(Physics)

1. ,d xkM+h dk vksMksehVj fuEu esa ls fdldks ekirk gS \ 1

(A) Roj.k (B) pky rFkk pyh xbZ nwjh
(C) pyh xbZ nwjh (D) dsoy pky

What does the odometer of an automobile
measures ?

(A) acceleration

(B) speed and distance
(C) distance covered by the automobile

(D) only speed

2. laosx dk S. I. ek=d gS % 1

(A) kg m s −1 (B) kg m s −2
(C) m s −2 (D) m s −1

The S. I. unit of momentum is :

(A) kg m s −1 (B) kg m s −2
(C) m s −2 (D) m s −1

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3. euq";ksa esa /ofu dh JO;rk ifjlj yxHkx gS % 1

(A) 120 Hz ls 2,000 Hz

(B) 20 Hz ls 20,000 Hz

(C) 25 Hz ls 20,000 Hz

(D) 200 Hz ls 2,000 Hz
The audible range of sound for human beings is :

(A) 120 Hz to 2,000 Hz

(B) 20 Hz to 20,000 Hz

(C) 25 Hz to 20,000 Hz

(D) 200 Hz to 2,000 Hz

4. /ofu rjaxksa ds ijkorZu ds nks O;kogkfjd mi;ksx fyf[k,A 2

Give two practical applications of reflection of
sound waves.

5. ,d cl dh xfr 5S esa 80 km h −1 ls ?kVdj 60 km h −1
gks tkrh gSA cl dk Roj.k Kkr dhft,A 2

A bus decreases its speed from 80 km h −1 to
60 km h −1 in 5S. Find the acceleration of the
bus.

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6. tc dksbZ xfr'khy cl vpkud #drh gS] rks vki vkxs dh vksj
>qd tkrs gSa vkSj tc fojkekoLFkk ls xfr'khy gksrh gS] rks ihNs
dh vksj gks tkrs gSa] D;ksa \ 2

Why do you fall in the forward direction, when a
moving bus brakes to a stop and fall backwards,
when it accelerates from rest ?

7. mRIykodrk ls vki D;k le>rs gSa \ 50 g ds fdlh inkFkZ dk
vk;ru 20 cm3 gSA ;fn ikuh dk ?kuRo 1 g cm −3 gks] rks
inkFkZ rSjsxk ;k Mwcsxk \ 2+2=4

What do you mean by buoyancy ? The volume of
50 g of a substance is 20 cm 3 . If the density of
water is 1 g cm −3 , will the substance float or
sink ?

8. (A) fuEu lwphc) fØ;kdykiksa dks /;ku ls nsf[k,A viuh
^dk;Z* 'kCn dh O;k[;k ds vk/kkj ij rdZ nhft, fd buesa
dk;Z gks jgk gS vFkok ugha % 1 × 4=2
2

(a) lwek ,d rkykc esa rSj jgh gSA
(b) vukt ds nkus lw;Z dh /kwi esa lw[k jgs gSaA
(c) ,d batu Vªsu dks [khap jgk gSA
(d) ,d iky-uko iou ÅtkZ ds dkj.k xfr'khy gSA
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(B) ,d dqyh 15 kg dk cks> /kjrh ls 1.5 m Åij mBkdj
vius flj ij j[krk gSA mlds }kjk cks>s ij fd, x,
dk;Z dk ifjdyu dhft,A 2

(C) eqDr :i ls fxjrs ,d fiaM dh fLFkfrt ÅtkZ yxkrkj
de gksrh tkrh gSA D;k ;g ÅtkZ laj{k.k fu;e dk
mYya?ku djrh gSA dkj.k crkb,A 2

(A) Look at the activities listed below. Reason
out whether or not work is done in the light
of your understanding of the term 'work' :

(a) Suma is swimming in a pond.

(b) Food grains are getting dried in the
sun.

(c) An engine is pulling a train.

(d) A sailboat is moving due to wind energy.

(B) A porter lifts a luggage of 15 kg from the
ground and puts it on his head 1.5 m above
the ground. Calculate the work done by him
on the luggage.

(C) The potential energy of a freely falling object
decreases progressively. Does this violate
the law of conservation of energy ? Why ?

605 P. T. O.

(8) 605
vFkok
OR
fuEufyf[kr iz'uksa ds foLr`r mÙkj nhft, % 3+3=6
Answer the following questions in detail :
(A) ,d iryh rFkk etcwr Mksjh ls cus iês dh lgk;rk ls
Ldwy cSx dks mBkuk dfBu gksrk gS] D;ksa \
Why is it difficult to hold a school bag
having a strap made of a thin and strong
string ?
(B) fdlh oLrq ds Hkkj ls D;k vfHkizk; gS \ Hkkj dk ek=d
fyf[k,A
Define Weight. Write the unit of weight.

[k.M – c
SECTION – B [ Marks : 18
¼jlk;u foKku½
foKku½
(Chemistry)

9. buesa ls fdldk ?kuRo lcls vf/kd gS \ 1

(A) ok;q (B) yksgk
(C) ty (D) 'kgn
Which substance has maximum density ?
(A) Air (B) Iron
(C) Water (D) Honey

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(9) 605
10. Cl
−
vk;u esa la;kstdrk&bysDVªkWuksa dh la[;k gS % 1
(A) 16 (B) 8
(C) 17 (D) 18
−
Number of valence-electrons in Cl are :
(A) 16 (B) 8
(C) 17 (D) 18

11. fuEufyf[kr esa ls dkSu-lh oLrq,¡ 'kq) inkFkZ gSa \ 2

cQZ] yksgk] ikjk] ok;q] phuh] unh dk ikuh
Which are pure substances ?
Ice, Fe, Hg, Air, Sugar, River water

12. Å/oZikru ls vki D;k le>rs gSa \ 2
What do you know about sublimation ?

13. fuEufyf[kr inkFkks± dks muds d.kksa ds chp c<+rs gq, vkd"kZ.k ds
vuqlkj O;ofLFkr djsa % 2

(a) ty] (b) phuh] (c) vkWDlhtu] (d) Dyksjhu
Arrange the following substances in order of
increasing force of attraction between their
particles :
(a) Water, (b) Sugar, (c) Oxygen, (d) Chlorine

14. fuEufyf[kr dks mnkgj.k nsdj le>kb, % 4

(a) ijek.kq la[;k rFkk
(b) æO;eku la[;k

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( 10 ) 605
Define and explain with examples :

(a) Atomic number and

(b) Mass number

15. jklk;fud lw= dk D;k rkRi;Z gS \ fuEufyf[kr ds lw=
fyf[k, % 6

(i) lksfM;e vkWDlkbM

(ii) lksfM;e lYQkbM

(iii) ,syqfefu;e lYQsV

(iv) eSXuhf'k;e vkWDlkbM

(v) ,syqfefu;e vkWDlkbM

(vi) dSfYl;e dkcksZusV
Define and explain molecular formula and write
molecular formula of the following compounds :

(i) Sodium Oxide

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( 11 ) 605
(ii) Sodium Sulphide

(iii) Aluminium Sulphate

(iv) Magnesium Oxide

(v) Aluminium Oxide

(vi) Calcium Carbonate

vFkok
OR

fuEufyf[kr ;kSfxdksa ds lw= bdkbZ æO;eku dk ifjdyu dhft, %
ZnCO 3 , ZnO , CaSO 4 , Na 2S , H 2SO 4 rFkk HNO 3

¼ijek.kq æO;eku % Zn = 65.04, C =12.04, O = 16.04,
Ca = 40.04, S = 32.04, Na = 23.04, H = 1.04,
N = 14.04½

Calculate molecular mass of the following
compounds :

ZnCO 3 , ZnO , CaSO 4 , Na 2S , H 2SO 4 and HNO 3

(Atomic Mass : Zn = 65.04, C =12.04, O = 16.04,
Ca = 40.04, S = 32.04, Na = 23.04, H = 1.04,
N = 14.04)

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[k.M – l
SECTION – C [ Marks : 23

¼tho foKku½
foKku½
(Life Science)

16. fuEufyf[kr esa ls dkSu-lh chekjh cSDVhfj;k ls gksrh gS \ 1

(A) ,M~l

(B) [kkalh tqdke

(C) {k;jksx

(D) dkykt+kj

Which of the following disease is caused by
bacteria ?

(A) AIDS

(B) Common cold

(C) Tuberculosis

(D) Kala azar

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( 13 ) 605
17. ukbVªkstu fdlesa ikbZ tkrh gS \ 1

(A) Mh ,u , (B) vkj ,u ,

(C) çksVhu (D) ;s lHkh

Nitrogen is present in :

(A) DNA (B) RNA

(C) Protein (D) All of these

18. fuEufyf[kr esa ls dkSu-lh ia[k;qDr eNyh gS \ 1

(A) >haxk (B) eLly

(C) vkW,LVj (D) iyZLikWV

Which of the following is a finned fish ?

(A) Prawn (B) Mussel

(C) Oyster (D) Pearl Spot

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19. fuEufyf[kr esa ls fdl fMoht+u ls ¶;wusfj;k lEcfU/kr gS \ 1

(A) FkSyksQkbVk

(B) czk;ksQkbVk

(C) VsfjMksQkbVk

(D) ftEuksLieZ

Funaria belongs to which of the following
division ?

(A) Thallophyta

(B) Bryophyta

(C) Pteridophyta

(D) Gymnosperm

20. ePNj dks osDVj D;ksa dgrs gSa \ 1

Why is mosquito called vector ?

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( 15 ) 605
21. nh?kZdkfyd jksx D;k gksrs gSa \ 1

What is chronic disease ?

22. ySfVu esa dksf'kdk dk D;k vFkZ gS \ 1

What is the meaning of cell in Latin ?

23. dsaæd ds dk;Z fyf[k,A 2

Write down the functions of nucleus.

24. çÑfr esa vkWDlhtu pØ dk fp=.k dhft,A 2

Draw oxygen cycle in nature.

25. fefJr eNyh lao/kZu ds ckjs esa fyf[k,A 2

Write about composite fish culture.

26. Qkbye ,susfyMk dh D;k fo'ks"krk,¡ gksrh gSa \ 4

What are the characteristics of Phylum
Annelida ?

27. ikniksa esa ,fiMfeZl dh Hkwfedk dk o.kZu dhft,A 6

Describe the role of epidermis in plants.

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vFkok
OR

,sfjvksyj vkSj mikfLFk la;ksth Ård dh lajpuk vkSj dk;ks± dk
o.kZu dhft,A
Describe the structure and functions of Areolar
and Cartilage connective tissue.

S

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