Question

Which of the following statements about variations is/are true?

• A. Population of different organisms fill different niches in the ecosystem by the ability to reproduce which leads to variation.
• B. Variation increases the chances of survival.
• C. Variation decreases the chances of survival.
• D. Both a and b are true.

Answer 1

The correct option is D Both a and b are true.

Variation is the process by which an individual within a population can adapt to the changing environment. In an ecosystem, different niches will be filled by the population of different organisms due to their the ability to reproduce. Hence, reproduction leads to variation and increases the chance of survival.