National Science Olympiad Forum By SOF Olympiad Trainer

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 7
there are no x and y mentioned

Ans 2:

Class : Class 7
i don't know if this question is right or are my eyes playing tricks on me but i don't seem to see an X or a Y in here.

Ans 3:

Class : Class 7
There is neither x nor y, how do you expect us to give the correct answer?

Ans 4:

Class : Class 8
same case here like harshita A ranjani u should give the correct question

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Subject :NSO    Class : Class 1

Ans 1: (Master Answer)

Class : Class 1
The black air causes air pollution and it makes the air dirty. Hence, the correct answer is B.

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Subject :NSO    Class : Class 2

Ans 1:

Class : Class 2

Ans 2:

Class : Class 3
A

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Subject :NSO    Class : Class 4

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 7
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)

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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

Ans 2:

Class : Class 7

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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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