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In barrons reading section page 27 in thermoregulation question number 15 the answer is D but answer A suits much better right pls help me.
And in question number 20 they have given that the heat exchange in water is 50-100 times faster than on air, coming to the answer the answer is B i.e heat exchange in water is twice as faster as on land. which is the correct answer pls pls pls answer these question.
Welcome to the forum, vikas.
If you wish us to comment on this sort of question, you will need to give us the complete question, including the possible answers given.
Please try to break up what you write into short, clear sentences. Your post was quite difficult to understand.