National Science Olympiad Forum By SOF Olympiad Trainer

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 8

Ans 2: (Master Answer)

Class : Class 1
The correct answer is B.

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3

Ans 2:

Class : Class 5
B

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4
I don't know

Ans 2:

Class : Class 4
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Ans 3:

Class : Class 4
c correct

Ans 4:

Class : Class 5
Answer will be A). It is because, humus is found on topsoil and not in deep layers of soil.

Ans 5:

Class : Class 4

Ans 6:

Class : Class 4

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Subject :NSO    Class : Class 8

Read the given statements and select the correct option.
Statement 1 : Venus is hotter than mercury though it is far away from the Sun.
Statement 2 : Cloudy atmosphere of Venus reflects almost 75 percent of the sunlight that falls on it.

A Both statements 1 and 2 are true and statement 2 is the correct explanation of statement 1.
B Both statements 1 and 2 are true but statement 2 is not the correct explanation of statement 1.
C Statement 1 is true but statement 2 is false.
D Both statements 1 and 2 are false.


if it reflects lot of sunlight how can it be the hottest planet??

Ans 1:

Class : Class 9

Ans 2:

Class : Class 9
Hi friend. The ans is b. It is the hottest planet because of large amount of CO2 in it which causes greenhouse effect. It is true that it reflects sunlight but this is not the reason for it being hot. HOPE THIS HELPS YOU!!!

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 8
Hii, This means that you gotta name the planet which takes more than one Earth year i.e. more than 365 days to complete one rotation on its axis...Answer is Jupiter

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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 6

Ans 1:

Class : Class 6
P,R,T. By closing these switches and none of the other open ones, one wire is connected to the filament no 1 of the bulb but 2 to the doorbell. This gives only sound energy.

Ans 2:

Class : Class 6
B

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Subject :NSO    Class : Class 3

Ans 1: (Master Answer)

Class : Class 1
The correct answer is B.

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Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

Class : Class 1
The correct answer is B.

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