Multiple choice

Which of the following life processes is not essential for the survival of individual life?

  1. Digestion

  2. Respiration

  3. Excretion

  4. Reproduction

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

For the survival of individual life, reproduction is not essential. An organism will die without digestion, respiration and excretion, but it can live if it does not reproduce. Reproduction is essential for the survival of species, and not an individual.