National Science Olympiad Forum By SOF Olympiad Trainer

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Subject :NSO    Class : Class 2

Ans 1:

Class : Class 4
A

Ans 2:

Class : Class 2

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Subject :NSO    Class : Class 4

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 6

Ans 2:

Class : Class 6
the answer will be C as 3 option is non-magnetic

Ans 3:

Class : Class 8
In the first and second option, the magnetic materials are iron nail and steel nail respectively. In the third option all are non magnetic. In fourth option, both are magnetic materials. Therefore Ans:- A (i) and (ii)

Ans 4:

Class : Class 7
But in containers I

Ans 5:

Class : Class 7
But in containers i

Ans 6:

Class : Class 6

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Subject :NSO    Class : Class 6

Read the following passage carefully.
P helps to maintain strong eyesight and healthy skin. Q is required for normal growth of bones and teeth in children. R is essential for proper functioning of muscles and nerves. S is needed for natural clotting of blood.
Identify P, Q, R and S and select the incorrect statement regarding these.

A Q is produced when the skin is exposed to sunlight.
B R is a mineral, deficiency of which causes spasms, poor digestion, anxiety and sleeplessness.
C Cod liver oil is a good source of both P and S.
D S is synthesised in our body by bacteria present in the gut.


Ans 1:

Class : Class 6
what is gut??????

Ans 2:

Class : Class 8

Ans 3:

Class : Class 6

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Subject :NSO    Class : Class 8

Ans 1: (Master Answer)

Class : Class 1
The correct answer is D.

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 9
Melamine resits fire and firefighers also wear their suits made up of melamine.

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Subject :NSO    Class : Class 1

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Subject :NSO    Class : Class 9

Ans 1:

Class : Class 9
(A) > 12u*60+1u*22=742u i. e. 742* mass of 1u (1.6605x10 to the power - 24) = answer A (approximate value)

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 6
It will A because earth got 75% of water and it is 3/4 of it.

Ans 2:

Class : Class 6
It will A because earth got 75% of water and it is 3/4 of it.

Ans 3:

Class : Class 5
3/4th

Ans 4:

Class : Class 5
answer is 3 /4th

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