National Science Olympiad Forum By SOF Olympiad Trainer - Page 402

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Ira Nagvekar from podar international school ,kankavli, Kankavli

Subject :NSO Class : Class 4

Select the INCORRECT statement.

A Energy is the capacity to do work.
B Energy cannot be changed from one form to another.
C Potential energy is the energy due to motion.
D Both (B) and (C)

Ans 1:

shuddhi choubey from euro school mumbai, Bhopal

Class : Class 4

correct ans is d

Ans 2:

Sai Aditya Samal from DPS SECTOR 45, Gurgaon

Class : Class 5

Ans 3:

Gurnoor from Chitkara International School, Chandigarh

Class : Class 4

Ans 4:

Satvik Agrawal from Delhi Public School, bhopal

Class : Class 5

B is incorrect but c is correct

Ans 5:

Abhra Joshi from Global City International School, Bangalore

Class : Class 4

every body knows that , its so simple and one of the basics

Ans 6:

Anviksha Gupta from DPS Noida, Noida

Class : Class 7

Ans 7:

Aurinjay Mukhopadhyay from Future Foundation School, KOLKATA

Class : Class 5

Ans 8:

Ashwak from Cambridge, Jalandhar

Class : Class 9

The correct answer is D because both the options ( B,C ) are incorrect .

Ans 9:

Rudhra from Credence high, Dubai

Class : Class 4

Ans 10:

Ira Nagvekar from podar international school ,kankavli, Kankavli

Class : Class 9

Ans 11:

Arnesh from DPS Mathura Road , New Delhi

Class : Class 7

the answer is

Ans 12:

Gurnoor from Chitkara International School, Chandigarh

Class : Class 4

potential energy is not the energy due to motion, it is kinetic energy.ans is D.

Ans 13:

Ashwak from Cambridge, Jalandhar

Class : Class 9

Energy can be changed from one form to another and KINETIC energy is the energy due to motion not Potential energy . So , the correct answer is D

Ans 14:

Aalia Nair from Bombay Scottish School Mahim, Mumbai

Class : Class 4

The correct answer is D

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Krishika from LFCS, Sangrur

Subject :NSO Class : Class 9

A graph of the total energy of a freely falling body from a height is

A
B
C
D

Gross mistake

Ans 1:

Dhruvan G from Indian School al Ghubra, Muscat

Class : Class 9

Ans 2:

The Address from Somaiya, Mumbai

Class : Class 6

Ans 3:

Akshaj Malpani from Indira national school, Pune

Class : Class 8

Ans 4:

Tuviksh from Bombay Scottish School Powai, Mumbai

Class : Class 9

Ans 5:

Aksh Raghuvanshi from KV Hebbal, Bengaluru

Class : Class 9

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Anushka Wasnik from DPS, nagpur

Subject :NSO Class : Class 6

Refer to the given groups (i) - (iv). Each group contains odd member. Identify the odd ones and select the correct option.
(i) Rickets, goitre, scurvy, beriberi
(ii) Typhoid, jaundice, cholera, anaemia
(iii) Diarrhoea, malaria, dengue, chikungunya

A
B
C
D

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Ans 1:

Ritabrata Das from OPJS, Angul

Class : Class 7

it should be a

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Anushka Wasnik from DPS, nagpur

Subject :NSO Class : Class 6

Choose the missing terms which complete the alphabet series.
BMX, DNW, FOV, __?__

AHPU
BGPS
CHPS
DGHO

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Ans 1:

Dushyant Singh from Shree Ram Centenial School, Indore

Class : Class 9

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Anushka Wasnik from DPS, nagpur

Subject :NSO Class : Class 6

If '>' denotes '+', '<' denotes '-', '+' denotes '÷', '^' denotes '×', '-' denotes '=', '×' denotes '>' and '=' denotes '<', then which of the following options is correct?

A6 + 3 > 8 = 4 + 2 < 1
B4 > 6 + 2 × 32 + 4 < 1
C8 < 4 + 2 = 6 > 3
D14 + 7 > 3 = 6 + 3 > 2

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Ans 1:

Rayan Chanda from Salt Lake School, Kolkata

Class : Class 9

Ans 2:

Arkaprabho Sau from Griffins International School, Kharagpur

Class : Class 9

there is no correct answer among the options

Ans 3:

SOUVAGYA SAHA from De Nobili School, DHANBAD

Class : Class 10

Ans 4:

Adhrit from CHSV, Chennai

Class : Class 8

Yeah, nothing's right

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Sahasra Shanker from KV IIT, Chennai

Subject :NSO Class : Class 8

Read the given statements and select the correct option.
Statement-1 : Chloroplast and mitochondria are semi-autonomous organelles.
Statement-2 : Chloroplast and mitochondria have their own DNA and protein synthesizing machinery.

ABoth statements 1 and 2 are true and statement 2 is the correct explanation of statement 1.
BBoth statements 1 and 2 are true but statement 2 is not the correct explanation of statement 1.
CStatement 1 is true and statement 2 is false.
DBoth statements 1 and 2 are false.

can someone explain this properly?

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P Easha from Chettinad Vidyashram, Chennai

Subject :NSO Class : Class 7

In the given table, identify the correct match of name of breed, quality of wool and state where the breed is found.

A (i) and (ii) only
B (i) and (iv) only
C (ii) and (iii) only
D (iii) and (iv) only

View All Answers (10)

Ans 1:

Can I get Rank 35 darryl from Global Indian international school, Brawl stars

Class : Class 8

Ans 2:

Can I get Rank 35 darryl from Global Indian international school, Brawl stars

Class : Class 8

Ans 3:

Areyouseriousrn from SBOA Global, Chennai

Class : Class 9

Is there in Foundation book class seven

Ans 4:

Can I get Rank 35 darryl from Global Indian international school, Brawl stars

Class : Class 8

Ans 5:

Can I get Rank 35 darryl from Global Indian international school, Brawl stars

Class : Class 8

Ans 6:

Can I get Rank 35 darryl from Global Indian international school, Brawl stars

Class : Class 8

Ans 7:

Can I get Rank 35 darryl from Global Indian international school, Brawl stars

Class : Class 8

Ans 8:

Can I get Rank 35 darryl from Global Indian international school, Brawl stars

Class : Class 8

LMAO you people dont know to give explanation or what;( (-_-)

Ans 9:

Areyouseriousrn from SBOA Global, Chennai

Class : Class 9

It is option B

Ans 10:

Can I get Rank 35 darryl from Global Indian international school, Brawl stars

Class : Class 8

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Tanushree from Asian International School, Colombo

Subject :NSO Class : Class 7

Which of the following options does not represent a property of wool?

A Wool is an elastic fibre.
B Wool can absorb moisture.
C Wool is a poor conductor of heat.
D While burning wool gives the smell of burning paper.

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Ans 1:

Aadvik saini from Mvn sector 17, Faridabad

Class : Class 8

IT IS D

Ans 2:

Advik Dixit from Ryan International School Sanpada Navi Mumbai , NAVI MUMBAI

Class : Class 5

Ans 3:

DIPTANGSU PARBAT from SOUTH POINT HIGH SCHOOL, Kolkata

Class : Class 7

It IS D.

Ans 4:

Swamev Gupta from Amity International school, Gurgaon

Class : Class 10

Ans 5:

Arnav Misra from DPS East, Bengaluru

Class : Class 8

According to me the correct answer is the option D

Ans 6:

DIPTANGSU PARBAT from SOUTH POINT HIGH SCHOOL, Kolkata

Class : Class 7

Ans 7:

Shravan from Harvest International School , Bangalore

Class : Class 9

it's both a and d (according to me)

Ans 8:

Ronav Kerkar from Jamnabai Narsee School, Mumbai

Class : Class 7

why not awool is not elastic

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P Easha from Chettinad Vidyashram, Chennai

Subject :NSO Class : Class 7

The given graph represents the pressure (systolic and diastolic) of a volume of blood moving through circulatory system via different blood vessels labelled as P, Q, R, S and T.

Match the vessels given in Column-I with their corresponding letters given in Column-II and select the correct option.

(a) a-(i), b-(iv), c-(ii), d-(iii), e-(v)
(b) a-(i), b-(iii), c-(v), d-(iv), e-(ii)
(c) a-(v), b-(iii), c-(iv), d-(ii), e-(i)
(d) a-(ii), b-(iii), c-(iv), d-(v), e-(i)

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P Easha from Chettinad Vidyashram, Chennai

Subject :NSO Class : Class 7

Which of the following is an incorrect statement?

(a) Cotton yarn shrinks away from flame and burns and smells like burning paper.
(b) Silk has come under fire from animal right activists.
(c) Wool fibres have an outer layer scales that reduce the ability of dirt and dust to penetrate the fibre.
(d) A spinneret is used to make nylon but is not needed to make cotton or wool fibres.

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Ans 1:

AISHA from K.V.No.-1,A.F.S.,SEC.-14, GURUGRAM

Class : Class 10

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