National Science Olympiad Forum By SOF Olympiad Trainer

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Subject :NSO    Class : Class 7

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
D

Ans 2:

Class : Class 6
The correct answer is D

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 6
D

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
B

Ans 2:

Class : Class 3
A

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3

Ans 2:

Class : Class 6
lungs and spinal cords are part of nervous system so lungs and kidney are part of excretory system(lungs dispose co2 from body)

Ans 3:

Class : Class 3
i think brain n spinal cord are parts of nervous system whereas kidneys n lungs are part of excretory system,through lungs we inhale o2 n exhale co2,kidneys excrete urines

Ans 4:

Class : Class 3
i think heart is correct answer. please elaborate, how come kidney is right answer a

Ans 5:

Class : Class 3

Ans 6:

Class : Class 3
D

Ans 7:

Class : Class 4
Heart

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 8

Refer to the given passage and answer the following questions.
An experiment is conducted by a student to check the conductivity of potato and the set-up is shown here.

What happens to the compass needle when the switch is closed?

A The compass needle will point towards the right.
B The compass needle will point towards the left.
C The compass needle will not deflect.
D The compass needle will point downwards.


Please answer this

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 8
IN MY OPINION OPTION C IS THE CORRECT ANSWER

Ans 2:

Class : Class 7
Please explain your answer. I am really confused.@UTKARSH SAWARN

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 8
option a

Ans 2:

Class : Class 8
how to do it

Ans 3:

Class : Class 8
option a

Ans 4:

Class : Class 4
how priyanka

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Subject :NSO    Class : Class 7

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