National Science Olympiad Forum By SOF Olympiad Trainer

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
how can peacock population increase if they don't have snakes to eat ?

Ans 2:

Class : Class 5
Yes I also think so

Ans 3:

Class : Class 3
this question is wrong all options are wrong

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Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

Class : Class 1
The correct answer is D.

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Subject :NSO    Class : Class 8

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 8
Its answer is D.It is very simple we have to use 'BODMAS RULE' :)

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Subject :NSO    Class : Class 4

Read the following statements made by two students.
Shuchi : There are three stages in its life cycle. The young one is very similar to its parent. It is P.
Ritu : There are four stages in its life cycle. The young one is very different from its parent. It is Q.
Identify the correct option with regard to P and Q.

----------P-------------------Q
A Housefly --------Cockroach
B Butterfly --------Grasshopper
C Cockroach ------Housefly
D Cockroach ------Grasshopper


please explain

Ans 1:

Class : Class 5
option C

Ans 2:

Class : Class 3
i found this answer effective.

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Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

Class : Class 1
The correct answer is D.

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4
thanks sir

Ans 2:

Class : Class 3
thank u kind sir

Ans 3:

Class : Class 3
Answer: B

II and IV

Solution:
As per the equation of photosynthesis -X is carbon dioxide, Y is chlorophyll and Z is oxygen.
I is incorrect because carbon dioxide constitutes only 0.04% of atmosphere and III is incorrect because oxygen gas does not turn lime water milky.

Ans 4:

Class : Class 4
Thanx sir

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 7
B MUST BE THE ANSWER

Ans 2:

Class : Class 8
Its "b" as in parachutes all the angles formed by ropes are equal and mid rope is connected to the center of it. So here is no center and angle is not equal

Ans 3:

Class : Class 7

Ans 4:

Class : Class 7

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