Appearance of dark-coloured peppered moths among the light coloured ones as a result of increased industrial pollution is an example of:

Disruptive selection

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Stabilising selection

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Directional selection

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None of the above

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Solution

The correct option is C Directional selection
Directional selection is a natural selection, that favours the establishment of one particular advantageous mutation/variation within a population, resulting in a change in phenotype in that direction. Appearance of dark-coloured peppered moths among the light-coloured ones is an example of directional selection.
So, the correct answer is 'Directional selection'

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