National Science Olympiad Forum By SOF Olympiad Trainer

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 6
Ans is C

Ans 2:

Class : Class 5
ans is c.

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 8
answer should be 'd'

Ans 2:

Class : Class 6
Larger solid particles are separated from smaller ones by sieving

Ans 3:

Class : Class 6
D

Ans 4:

Class : Class 6
answer should be d

Ans 5:

Class : Class 6
Mud and water can be separated by loading, sedimentation, decantation, AND filtration.So, answer should be B

Ans 6:

Class : Class 6

Ans 7:

Class : Class 6
answer is Only

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 6
translucent bcz the light is passing partially from the window

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Subject :NSO    Class : Class 7

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 8
chromium is not cheapif it is cheap then the whole material can be made of chromium, why do they electroplate it if its cheapoption D is wrong and option B is correct

Ans 2:

Class : Class 5
chromium is expensive . so answer should be B

Ans 3:

Class : Class 8
It means that in place of electroplating the object with some other metal like silver ,it is cheaper to electroplate it with chromium

Ans 4:

Class : Class 5

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Subject :NSO    Class : Class 10

Ans 1:

Class : Class 5
a

Ans 2:

Class : Class 4
bOTH

Ans 3:

Class : Class 5
The chicken was born first. Because the formation of egg shell relies upon a protein found only in the chicken's ovaries. Hope you found the answer to your question

Ans 4:

Class : Class 5
C.Both

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 8
Correct option is A

Ans 2:

Class : Class 8
Ans.- (A) Gravity always accelerates any body's speed when it is coming towards the earth. g = 9.8 m/s^2

Ans 3:

Class : Class 8
Correct option is A

Ans 4:

Class : Class 8

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Subject :NSO    Class : Class 2

Ans 1:

Class : Class 8

Ans 2:

Class : Class 8

Ans 3: (Master Answer)

Class : Class 1

The correct answer is A


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Subject :NSO    Class : Class 9

Ans 1:

Class : Class 9
Option b

Ans 2: (Master Answer)

Class : Class 1

The correct answer is B

The gas having lowest boiling point i.e., highly volatile will be distilled out first and the gas having highest boiling point i.e., least volatile will be distilled out at the last. So, the correct order of gases distilling out is neon, nitrogen, oxygen, krypton.


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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 4

Ans 2: (Master Answer)

Class : Class 1

The correct answer is B

Here forces X, Y and Z are Friction, Magnetic force and Gravitational force. It is friction which opposes or slows down moving objects


Ans 3:

Class : Class 4
not understanded

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