RollNo.:

Total Questions:50

E IITITime:1 hr.

CLASS ffiffiw17TH SOF NATIONALSCIENCE OLYMPIAD

Guidelines for the Candidate

1. You will get additional ten minutes to fill up information about yourselfon the Answer Sheet, before the start of the exam.

2. fhe Question Paper comprises three sections: Logical Reasoning(15 Questions), Science (30 Questions) and Achievers Section(5 Questions)

Each question in Achievers Section carries 3 marks each, whereas allother questions carry one mark each.

3. All questions are compulsory.There is no negative marking. Use ofcalculator is not permitted.

4. Write your Name, Roll No. and Class clearly on the Answer Sheetand do not forget to sign it.

5. There is only ONE correct answer. Choose only ONE option for ananswer.

6. To mark your choice of answers by darkening the circles in the AnswerSheet, use an HB Pencil or a Blue I Black ball point pen only. E.g.

Q. 16: ln the water cycle, condensation is the process of

A. Water vapour cooling down and turning into a liquid

B. lce warming up and turning into a liquid

C. Liquid cooling down and turning into ice

D. Liquid warming up and turning into water vapour

As the correct answer is option A, you must darken thecircle corresponding to option A in the Answer Sheet. 16.a@@o

7. Rough work should be done in the blank space provided in the booklet.

8. Return the Answer Sheet to the invigilator at the end of the exam.

9. Write your Roll No. on the Question Paper too and take it home forfuture reference.

v Three of the following four are alike in a certain wayand so form a group. Which is the one that does not

belong to the group?

A. 99

c. t32

Students"?

A@c@Pointing to a man, Anamikh said "His sister is my

daughter's brother's mother." How is the man related

to Anamika's son?

,,11A. Cousin

B. Father

{ Matemal Uncle

D. Can't be determined

Select a pair of figures which satisfies the same

condition of placement of dots.

@@6ffiAP e R L--l s rA. P,RC. P,.S

Dr'16-D. t26

/a-/_

* ""/42

21/ Whichof the following Venn diagrams b.*t ,"p."r"ii, :fJ the relationship amongst "Tennis fans, Cricket players,

*@-rz:---'-lY oo I./l: IA,/133 I+ I

-

Il"'l

trmD.

P

mm

B.L-lE]HD.D. i",:,- *.. tr

v Select a letter-number pair from the given options to

replace the question marks and continue the series.

RBBHB is coded as 4. F is coded as 8; M is coded as 15.

Following above coding language if NEWS is coded

as 4761, then which of the following represents the

code of TJWR?

B. ,6;526

f ezqt

A.

v^4.

2IP

t1

B.

D.

J

10

Ml3

9.

B. -gRD.'- Q, TA.

C.

6625

6325

5. Two arrangements I and II are given below. The

elements in the two arrangements written one belowthe other are coffesponding elements. Study both the

arrangements carefully and answer the question givenbelow.

I: T$IE#DRHF@%JM*ALII: 58Q4AK3U6WYl7Y29lf T8 : 5I. IvfV : 7 A. then FW : ? r{A. 6@ ts{ 6%

c. Y@ D. %6

Two positions of a dice are shown below. Whennumber 5 is at the top, which number will be at the

10. There is a definite relationship between flgures P and Q.Establish a similar relationship between figures R and S

by selecting a suitable figure from the options that would

replace the question mark in figure (R).

Ra

bottom)A.y'{2c.3D.6

I .^Asheet of paper is folded in a particular manner andY a punch is made. Select a figure amongst the options

that would closelygiven sheet.

resemble the unfolded form of

t\--) i -t rt---' .1 !

?

ffiffiA.

s6)r; rz* NSo I crass-6 | Set-B I Level 1 -

,. rt[._l is related. n,,n* Q,;

DA12. Selectafigurefromthe options,

which will replace the (?)

of fig. (X) to complete thepattern.

^/aCA

t'ffyA Fig. (x)

B. /\,iN

t4.t.'t

Select a figure from the given options which ffillcontinue the series as established by the four problerrfigures.

traD/

I 5. Find the missing number, if a certain rule is followed

in the'given ouit"*' -) r *-r*-rffiM 18 ,\3,fi

I ,\ ytB. 27 ,/:f-i-f---] - 16vt\(<4{l al ,/ \ ,c 24 ffilY )ryiD. 9 P ' 91 €X?

ted to _.

Icrela

13. X is to the south-west of Y, L is to the east of X and

south-east of Y and M is to the north of L in a linewith XY. In which direction of Y is M located?

A. South

C. North

Y

C.

al-)<

B.A.

C.

D.

B. ,South-westD/ North-east

Problem Figures

# & * s

16. The north pole of a bar magnet picks up an iron nail.Which of the following options is copect regardingthe pole(s) induced in the narl? ,.r1A. South pole only { North pole only

C. A north pole and a sJuth pole

D. None of these *

NPB.OC.RD. ,S

Neutral insulator P is rubbed with neutral insulatorp. Insulator P becomes positively charged after therub. Which of the following statements is correct?

A. Insulator P loses some electrons to insulator p.

B. /Insulator Q loses some electrons to insulator P.

e. Insulator P gains protons from insulator Q.

D. Insulator Q gains protons from insulator P.

19. Which of the following properties is/are correct about

the image formed by a plane mirror?

(D The image is at the same distance as the object

(ii) The image is upright.

(iii) The image is laterally

A. (i) only

.4I .--e--

_ i,,ffi$t'? '''|,tls !.J " -----

- *Trq

l.(i) and (ii) only '*(ii) and (iii) only

(D, (i0 and (iii)

inverted.6t-f.b -.-/icb

17 Ahere are four nendulumsf figur". Which of ,h. follo*

longept time period?

18.y

B.

e,r,'

D.

a**

6t*-15g't

as shown in the givening pendulums has the

I{{{20.1Match the Column-I with Column-Il and mark **bbY correc option.

S I

Column-I Column-Il-%(a) 300 mm (i) 3 m 6+V

(b) 300 cm

(c) 300 m

(d) 300 km

A. r,t(g-$v) (b)-(i) (c)-(iii) (d)-(ii)

{. (a)-(ii) (b)-(i) (c)-(iv) (d)-(iii)

c. (a)-(ii) (b)-(i) (c)-(iii) (d)-(iv)

D. (a)-(i) (b)-(iD (c)-(iii) (d)-(iv)

(ii) 30 cm

(iii) 300000 m

(iv) 30000 cm

'1t ?4 ?,\,ir

'Y*';:"u ""ffi*' ^'H^ o^'u

ffiffiry\ffiffiPORSThe correct order of evaporationpf-dater is

A. Q>P>S>R d p>s>Q>Rc. ^t>P>R>Q D. P>8>S>R

(

l

t

29.eMatch the Column-I with Column-II and select the7

"orr""t option from the codes given below.

powder

b. Pulses and Rice flour (iD Evaporation

c. Kidney beans and (iii) Hand pieking- -

Lady's fingers

d(iii)(v)(ii)(i)

302l Study the Venn diagram.{ Centre point (o) represents

which of the followingchange? ,A. A:rlld to an adult

{ w"tclothes to dry clothes

C. Raw egg to boiled egg

D. Cow dung to biogas

3l-r Identifv the INCORRECT statement from theY rotto*irg.

A. Interparticle distance is more in gas.

B. fr0lid has definite shape and volume.Cr/ tce is heavier than water.

6. Matter can be changed from one form toanother.

l/ft,omOlete the following statements by selecting the

- appropnare opuon.

(1) A cotton ball initially (i) and then (ii) as

it absorbs water.

(2) Groundnut oil is (iii) in water while sugar

is (iv) in milk.(3) Hand lens is (v) whereas oiled paper is

ei).

A.

B.

d

D.

(r) (ir) (iii) (rv) (v) (vi)

Floats Sinks hsoluble Soluble Trans-

lucent

Trans.

parent

Flpats Sinks Sohble Insoluble Trdns-

par€nt

Trans-

lucent

Floats Sinks Insoluble Soluble Trdns-

parent

Trans-

lucent

Sinks Floats Soluble Insoluble Trans-

parent

Trans.

lucent

JJ. We use different parts ofdifferent plants as food source.

Refer to the labelled figure ofa typical plant and select the

option that correctly matches

an edible plant part with itsexample.

A. P lroccoli, Q - Cinnamon

B. 9{ Cabbage, s - Chilli

C. /lT- Cabbage. U - Spinach

V Q - Clove, 7- Letruce

Food Iodine solution test Time takenfor reaction

Chilly potato

Chicken

Pear

Noodles

Fish

Turned dark blue

Remained yellowish

brown

Turned slight blue

Turned dark blue

Remaineil yellowishbrown

I sec

7 secs

2 secs

Amongst the given food items, which one shouldpreferably eat after any vigorous work?A. Fish and chicken

B. Cll0lien and pear

C. y'"fisn and noodles

Df Chilly potato and noodles

Column-I(Mixture)

a. Flour and kon

d. . Coconut oil and Water

e. Sugar dissolved in water

Column-II(Method)

(i) Decantation

Sieving

Magnet

(v)(iiD(i)(iil

(iv)(")

abA. (iv) (i)B. g, (ii),.y'u) (iii)

V (v) (iv)

c

(ii)(iv)(iv)(iii)

34.;Shivam tested some food items and tabulated the dataI u"following:

sand setectfg&correct

ffi&Refer the givenoption.

Rfigures

A. Generally the plants with Q also have R.

B. rtenerally the plants with P also have S.

{ Hants with Q type of roots are more easilyuprooted than those with P.

D. Plants with P type of roots include grasses and

cereals.

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17t NSO lClass-6lSet-B lLevel 1 ISWF

44. ; Read the given statements and select the correct

option.

Statement I : The process of separation of lint and

seeds from harvested cotton fibres is

called ginning.

Statement 2 : Process of forming silvers from ginned

material is called combing.

A. Both statements 1 and 2 ate lrue and statement 2

is the correct explanation of statement 1.

B. Both statements I and 2 are true but statement 2

is,pst the correct explanation of statement 1'

C. r{tatement 1 is true and statement 2 is false.-/

il Both statements I and 2 are false.

45. Which of the following graphs correctly shows the

relationship between the surface area of leaves ofplants, growing in a desert, with their surrounding

temperature?

9aE9<.r iA. .3e5^a ZLLfL

9.'a,EA-- o an// 9aE. e;

a

C.

Surroundingtemperature

Surroundingtemperature

Surroundingtemperature

Surroundingtemperature

9ai:o

9o.s-

a

(c!loE()O690

,G-

3oU)

D.

46al Beena spread some iron filings uniformly on a sheet

{ of paper. Now, she placed the given magnet on the

sheet.

Which of the following bar graphs correctly represent

the number of iron filings stick to various part of the

magnet?

Which of the following can you conclude regarding

the habitats of these animals?

A. Animal X lives in a place with annual rainfall ofabout 80-100 cm.

B. Animal I'lives in a place where days may be

extremely hot and nights can be very cold.

Animal Z lives in an area with annual rainfall ofabottt 20-25 cm.

Animal I lives in an area where temperatures

sometimes reach OoC or fall below it.

A.

B.

/

D.

P o R^S

T

Freizing Boiling Conden-

sation

Melting Evapo-

ration

PazneEvapo-

ration

Boiling Melting Conden-

sation

Melting Boiling Conden-

sation

Freezing Evapo-

ration

Melting Evapo-

ration

Conden-

sation

Freezing Boiling

C.

D:bo

B. ,.:

dz

b0

D. .!j

z

bo

(-. .!qociz

4ffi:e the given diagram carefullv and fill in the

a|/ruead the eiven Dassage.

Animals X, Y and Z arc fowd in completely differenthabitats. AnimalXis nocturnal and has developed many

characters to conserve as much water as possible inthe body. Animal I has furry body with thick skin.

It is large in size and has padded feet. Animal Z isadapted to live on trees, sticky pads on its feet help

it to climb trees.

o

zParts O

R

Parts Parts

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17th NSO lClass-6lSet-B lLevel 1 ISPF