Question

Small mammals are not found in polar region because A. they have small surface to volume ratio. B. they have large surface to volume ratio. C. they cannot make burrows because of ice cover. D. of scarcity of food.

Answer 1

Answer: Small mammals are not found in polar region because

B. they have large surface to volume ratio.

Explanation: Because of their large surface to volume ratio, they tend to lose body heat very fast. Then in order to maintain thermoregulation they would have to use much energy to generate body heat through metabolism, which small mammals cannot afford.

I hope it helps. If you are satisfied with the answer please mark me as the brainliest.