National Science Olympiad Forum By SOF Olympiad Trainer - Page 325
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Srihari g from silveroaks, hyderabad
Subject :NSO    Class : Class 10

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Aditri Dixit from TCIS, Bangalore
Subject :NSO    Class : Class 3

Ans 1:

Aditri Dixit from TCIS, Bangalore
Class : Class 3

Ans 2:

Ashlynn Bhatia from Modern Vidya Niketan Sr. Secondary School Sector - 17, FARIDABAD
Class : Class 4
admin actually you are wrong . Helicopter is means of air transport and the other three are means of land transportSo, answer is B

Ans 3:

Aditri Dixit from TCIS, Bangalore
Class : Class 3

Ans 4: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

D

Bus is a means of land transport while the other three are means of air transport.


Ans 5:

EVANSH GUPTA from CMS, GOMTINAGAR 1, LUCKNOW
Class : Class 1
Answer should be A also because everyone needs fuel and cycle needs man power to run

Ans 6:

EVANSH GUPTA from CMS, GOMTINAGAR 1, LUCKNOW
Class : Class 1
Answer should be A also because everyone needs fuel and cycle needs man power to run

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Aditri Dixit from TCIS, Bangalore
Subject :NSO    Class : Class 3

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

A

The picture shows a postbox in which we put letters, postcards etc. It is related to a post office.


Ans 2:

Kashika Goel from DPS Noida, Noida
Class : Class 7

Ans 3:

Aditri Dixit from TCIS, Bangalore
Class : Class 3

Ans 4:

Aditri Dixit from TCIS, Bangalore
Class : Class 3

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arnav from Dps noida, Delhi
Subject :NSO    Class : Class 6

Ans 1:

Siddhartha from Gyanfort school, Farrukhabad
Class : Class 6
I suggest to buy or download pdf of sample papers. In this forum you can even answer others questions for practice.

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Shweta Garg from Vibgyor high, Vadodara
Subject :NSO    Class : Class 6

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

C

Jute is used to make containers for young saplings that can be planted directly because they are biodegradable.


Ans 2:

Aarav Kamdar from Global Indian International School, Singapore
Class : Class 7

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Shweta Garg from Vibgyor high, Vadodara
Subject :NSO    Class : Class 6

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

C

1 dm ----1/10 m 
1 mm ------1/1000 m 

1 km----- 1000 m

1 cm---------1/100 m 


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Dushyant Singh from Shri Ram Centennial School, Indore
Subject :NSO    Class : Class 5

Ans 1:

Anhad A from Chrysalis, Bangalore
Class : Class 7
I agree with Admin

Ans 2: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

B

As we know, opposite poles of magnets attract each other. Then the possible combinations can be :

Either,

P - North, Q - South, R - North, S - South, T - North, U - South, V - North, W - South  

Or,

P - South, Q - North, R - South, S - North, T - South, U - North, V - South, W - North

Lets say if Q is S - South. Then, the only possible option is (B).

 

 


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Arnav Ranka from Gyan Bharati School, Saket, New Delhi
Subject :NSO    Class : Class 8

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Neil Pathak from GD Goenka Public School, Paschiim Vihar, New Delhi
Subject :NSO    Class : Class 6

Ans 1:

RUDRAKSH BISWAS from MAYOOR PRIVATE SCHOOL, ABU DHABI
Class : Class 6
the answer is B as it protects us from shocks

Ans 2:

Shuvangi Das from Vivekananda mission school, haldia
Class : Class 9

Ans 3:

SOUVAGYA SAHA from De Nobili School, DHANBAD
Class : Class 10

Ans 4:

arin chaitanya from the shri ram school, New Delhi
Class : Class 9
answer=c

Ans 5: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

C 

Rubber do not control the flow of electric current .But it is an insulator of elctricity .Hence, wearing rubber gloves while handling the live wires  protects us form elctric shock. .


Ans 6:

arin chaitanya from the shri ram school, New Delhi
Class : Class 9

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Harshvi Udani from Sawatridevi Agrawal school, Mumbai
Subject :NSO    Class : Class 6

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