Home Biology Organisms and Populations Statement Based Questions Which one is correct? (I) In a hot climate.r…
Biology Organisms and Populations Statement Based Questions Single Correct MCQ
Published on: August 14, 2026

Which one is correct?

(I) In a hot climate.reptiles can maintain a constant body temperature in the day by behavioural regulation.

(II) The body temperature of thermoconformers changes with ambient temperature.

(III) In aquatic osmoconformers, the osmolarity of. body fluids changes with that of ambient water.

(IV) Small animals have a larger surface area relative their volume, they tend to lose body heat very fast when it is cold outside, then they have to expend much energy to generate body heat through metabolism.

A
All
B
None
C
Only (IV)
D
(I), (II), (III)

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Text Solution

Verified by Experts
The correct answer is:
A

All four statements are correct: reptiles use behavioral regulation, conformers’ body temperature varies with environment, osmoconformers match surrounding osmolarity, and small animals lose heat faster due to higher surface area to volume ratio.

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