Question

Choose the correct answers from the alternatives given .
The maintenance of internal conditions of an organism within a certain boundary range is called

• A. evolution
• B. metabolism
• C. adaptation
• D. homeostasis

Answer 1

The correct option is D homeostasis

A. Evolution is a change in the inheritable characteristics of species over successive generations.

B. Metabolism is the sum total of all the chemical activities occurring in the body to sustain life.

C. Adaptation is the changes acquired by the body to sustain adverse conditions.

D. Homeostasis refers to the maintenance of a constant internal environment of the body. It is essential to maintain the living state of organisms as they can tolerate the change in internal conditions like temperature, pH etc. within a range.

So the correct answer is 'Homeostasis'.