Question

Warrior ants have a chemical signal that tells other ants in the family not to attack. Some have adapted and learned to imitate the chemical signal from other colonies so they can invade and take over another colony and the workers will never know. The given example can be related to 

A

Genetic variation

B

Mutation

C

Natural selection

D

None of the above

Medium

Solution

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Correct option is C)

The given example is of natural selection. According to the theory of natural selection, nature supports the survival of the fittest. It means, only those individuals will survive, who adapt themselves to the change in the environment. In the given case, those ants survived, who adapted the mechanism of chemical signalling and were selected by the nature as fittest. Whereas, those organisms died who didn't adapt the mechanism. So, the correct option is B.

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