Subject :NSO Class : Class 3
Subject :NSO Class : Class 5
Select the option that correctly represents chemical change (X) and physical change (Y).
X | Y | |
---|---|---|
A | Bending of wire | Ripening of mango |
B | Cooking of food | Melting of ice |
C | Rusting of iron | Burning of crackers |
D | Formation of cloud | Germination of a seed |
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Subject :NSO Class : Class 3
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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 8
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Subject :NSO Class : Class 5
Study the given relationship.
Soluble impurities : Insoluble impurities : : X : Y
Select the option that correctly identifi es separating methods X and Y.
X | Y | |
---|---|---|
A | Evaporation | Distillation |
B | Distillation | Filtration |
C | Sedimentation | Decantation |
D | Filtration | Distillation |
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Subject :NSO Class : Class 4
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Subject :NSO Class : Class 3
Ans 1:
Class : Class 2
It would be nervous system because, nervous system consists of brain, nerves and spinal cord. It also controls our actions like seeing , hearing, walking and learning. so the answer is option nervous system.
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Subject :NSO Class : Class 4