National Science Olympiad Forum By SOF Olympiad Trainer

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 8

Ans 1: (Master Answer)

Class : Class 1

D


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Subject :NSO    Class : Class 8

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 2
ok

Ans 2: (Master Answer)

Class : Class 1

C

According to the given flow chart P is not a natural substance. So, it can be a man-made substance. Q, R and S are natural substances. Q is obtained from plants and R is obtained from animals whereas S could be any other natural substance such as metal, air, water, etc.


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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 8

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 4
The correct answer is D as the bicycle is two-wheeler and the others are four-wheeler.

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 3

Ans 1: (Master Answer)

Class : Class 1

D

Diamond is the hardest rock used to cut glass. Graphite is used for making lead of pencils. Tungsten is used to make the filament of the light bulbs. Hence, the right answer is option D.


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Subject :NSO    Class : Class 3

Ans 1: (Master Answer)

Class : Class 1

C

Equator receives almost the same amount of sunlight throughout the year. and has days and nights of equal duration i.e.,12 hours each. 
Poles receive sunlight only for 6 months and remain dark for the next 6 months.


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