Question

Natural Selection theory of Darwin states that

• A. Environment does not play any role in evolution.
• B. Heritable variations arise through changes in gene complex of a species.
• C. Natural selection acts on favourable variations of a species.
• D. Characters acquired during the life of an individual are inherited by its offspring.

Answer 1

The correct option is C Natural selection acts on favourable variations of a species.

• Darwinism is an evolutionary theory proposed by Charles Robert Darwin, an English Naturalist. He believed that evolution is a gradual, rather than a sudden biological event.
• Natural selection: The organisms with less reproductive success are not represented in future generations, however, fit they may be in the struggle for existence. This is called the Natural selection. Herbert Spencer called this phenomenon Survival of the fittest.

So, the correct option is 'Natural selection acts on favourable variations of a species'.