National Science Olympiad Forum By SOF Olympiad Trainer

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5
b

Ans 2:

Class : Class 5

Ans 3:

Class : Class 5
B

Ans 4:

Class : Class 5
B

Ans 5:

Class : Class 4
B

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 7
Answer has to be C bcoz density increases till 4 degrees and then decreases.Hence the volume has to be the opposite of what is mentioned above.The volume will first decrease and then increase

Ans 2:

Class : Class 7
D

Ans 3:

Class : Class 7
Answer Is C

Ans 4:

Class : Class 7
Answer should be C

Ans 5:

Class : Class 7
Answer has to be C

Ans 6:

Class : Class 7

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Subject :NSO    Class : Class 6

Read the given statements and select the correct option.
Statement 1 : Clothes made from natural fibres are stronger than the clothes made from synthetic fibres.
Statement 2 : Nylon, rayon and silk are common synthetic fibres.

ABoth statements 1 and 2 are true and statement 2 is the correct explanation of statement 1.
BBoth statements 1 and 2 are true but statement 2 is not the correct explanation of statement 1.
CStatement 1 is true but statement 2 is false.
DBoth statements 1 and 2 are false.


But natural fires and clothes made from them are stronger

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 8
same thing,as by Nishanth K Nizar,it can only detect charges and not measure them

Ans 2:

Class : Class 9
It cannot "measure" the current of a charged object. It can only detect whether a object is charged

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3

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Subject :NSO    Class : Class 8

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Subject :NSO    Class : Class 8

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Subject :NSO    Class : Class 9

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 8

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Subject :NSO    Class : Class 8

Study the given flow chart.

Identify P-S and select the incorrect statement.

A P could be unicellular organism in which locomotion takes place by means of pseudopodia.
B Q could be organism which possesses fins whereas S could be organism which possess feathers.
C R has three stage life cycle whereas S may have four stage life cycle.
D In organism S sex chromosome of male parent might determine the sex of the offspring.


Ans 1:

Class : Class 8
It's D.S lays eggs so it is not human.In humans,male determines gender so S is not human,D is incorrect.

Ans 2:

Class : Class 9
Which animal have four life stages

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