Subject :NSO Class : Class 8
Subject :NSO Class : Class 1
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Subject :NSO Class : Class 9
Ans 1:
Class : Class 9
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Subject :NSO Class : Class 6
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Subject :NSO Class : Class 4
Ans 10:
Class : Class 5
B because in the first statement,if the grass population will decrease,rabbit population will also decrease as the rabbit exclusively feeds on the grass population and wolf exclusively feeds on the rabbit population.In the second statement,if the tiger population will increase,the rabbit population will decrease as the tiger exclusively feeds on the rabbit population and wolf exclusively feeds on the rabbit population.In the third statement,if the deer population will decrease,the wolf population will decrease as wolf feeds on the deer population.In the fourth statement,if the rabbit population will increase,the wolf population will also increase as wolf feeds on the rabbit population.
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Subject :NSO Class : Class 5
Ans 1:
Class : Class 10
Option A says involuntary muscles are controlled by brain. It is correct as medulla controls all our involuntary actions.
Option B and C are correct as the cardiac muscles are also called as smooth muscles, so statement d is incorrect as the muscles present in our arms and legs are called skeletal or voluntary muscles
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Subject :NSO Class : Class 4
Look at the given, figure carefully. What materials are used to make the parts labelled as R and S ?

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Subject :NSO Class : Class 8
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Subject :NSO Class : Class 6
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Subject :NSO Class : Class 1
Ans 3:
Class : Class 1
1. Jaya said all natural things can breathe. All natural things cannot breathe. Mountain is natural but cannot breathe.2. Rati said all non living things can be moved ( they can move by themselves). No, not all living things can move. Train can move, but it can only move with human's power.3.Sonu said man made things can reproduce. No, man made things cannot reproduce so the answer is D as all of them are incorrect