Subject :NSO Class : Class 6
Class : Class 1
Group P: Sponges, corals, worms, insects, spiders and crabs are all sub-groups of the invertebrate group - they do not have a backbone.
Group Q: Fish, reptiles, birds, amphibians and mammals are different sub-groups of vertebrates - they all have internal skeletons and backbones.
Hence d is the correct option.
Subject :NSO Class : Class 6
Ans 3: (Master Answer)
Class : Class 1
In figure I, evaporation of water from sugar solution is a physical change because there is only change in state of matter from liquid (sugar solution) to solid state (crystals of sugar). In figure II, when sugar is heated, it turns black due to the formation of a new substance and it cannot be reversed. Therefore, it is a chemical change.
Ans 4:
Class : Class 8
In figure II, when sugar is heated, it turns black due to the formation of a new substance and it cannot be reversed. Therefore, it is a chemical change.thats the reason
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Subject :NSO Class : Class 4
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Subject :NSO Class : Class 4
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Subject :NSO Class : Class 5
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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 4
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Subject :NSO Class : Class 10
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Subject :NSO Class : Class 4
Ans 2:
Class : Class 5
Answer is D because you can see that the Q decreases and P increases in Z so M was introduced in Z.And the food chain should be
P then M and then Q and the arrows show who eats whom.For example,the arrow pointing P back pointing to M tells P eats M.
Ans 3:
Class : Class 5
Answer is D because you can see that the Q decreases and P increases in Z so M was introduced in Z.