AIPMT MAINS 2009 Zoology Natural Selection MCQ Question
In the case of peppered moth (Biston betularia) the black-coloured form became dominant over the light-coloured form in England during industrial revolution. This is an example of:
appearance of the darker coloured individuals due to very poor sunlight
protective mimicry
inheritance of darker colour character acquired due to the darker environment
natural selection whereby the darker forms were selected
Correct Answer
Detailed Explanation
The black-coloured form of the peppered moth became dominant due to protective mimicry, where the darker moths were better camouflaged against the soot-covered trees, reducing predation.
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