National Science Olympiad Forum By SOF Olympiad Trainer - Page 332

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4
THE ANSWER C

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
the correct answer will be c

Ans 2:

Class : Class 3
correct answer C because candles, sun, torches, diya, and bulbs are luminous objects and if we count them, there are five luminous objects.

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 9
B

Ans 2:

Class : Class 9

Ans 3:

Class : Class 2
rrrrrrrrrrrrrrrrrrr

Ans 4:

Class : Class 6
bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb

Ans 5:

Class : Class 10
this was ez

Ans 6:

Class : Class 8
b'

Ans 7: (Master Answer)

Class : Class 1

B

Rahul and Ravi both cover different distances XOY and XY respectively at the same time. It is clear from the figure  that the distance XOY is longer than distance XY .So, the speed of Rahul must be greater than that of Ravi.


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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 7
Answer is d

Ans 2:

Class : Class 5
C

Ans 3:

Class : Class 3
C

Ans 4:

Class : Class 6
Answer is C . As you can see the electrons move from negative termina to positive terminal .the short line of battery shows that it is negative terminal and as you know that rubber is insulator of electricity so the electrons could not pass through bulb b¹.

Ans 5:

Class : Class 4

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 3

Ans 1: (Master Answer)

Class : Class 1

C

Raju's grandfather has weak eyesight and cannot see without spectacles. He has lost his spectacles. So, he cannot read the telegram and newspaper, and he cannot see the visuals on TV. But he can hear the voices on Transistor and TV, and keep himself updated.


Ans 2:

Class : Class 3

Ans 3:

Class : Class 4
Correct ans is C

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Subject :NSO    Class : Class 3

Ans 1: (Master Answer)

Class : Class 1

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 7
the answer could also be nylon

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Subject :NSO    Class : Class 7

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Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

Class : Class 1

B

Q is an animal that lays eggs and has 4-stages in its life-cycle. Q could be butterfly or mosquito. They lay eggs, and their life-cycle has 4-stages – egg, larva, pupa and adult. The pupa stage is the non-feeding stage.


Ans 2:

Class : Class 5
Admin is correct.I know that!

Ans 3:

Class : Class 7
B

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