NEET UG BIOLOGY MCQ: ORGANISMS AND POPULATION

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Heat loss or heat gain is a function of surface area. Since small animals have a …A… relative to their volume, they tend to lose body heat very fast, when it is cold outside; then they have to expend …B… to generate body heat through metabolism. This is the main reason why very small animals are …C… found in polar regions
Choose the correct options for A, B and C

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Correct option: A

A-larger surface area, B-much larger, C-rarely

Option A (A-larger surface area, B-much larger, C-rarely) is correct because small animals have a larger surface area to volume ratio, lose heat quickly, and need to expend more energy, making them rare in polar regions.

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