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Question
The peppered moth used to be a light colour with black spots. When the atmosphere in London became filled with soot because of the Industrial Revolution, the white trees became darker and light coloured moths were eaten by birds more readily. Within months, moths became darker and lighter moths were rare. After the Industrial revolution, light coloured moths were found in greater numbers. The given example can be related to
The peppered moth used to be a light colour with black spots. When the atmosphere in London became filled with soot because of the Industrial Revolution, the white trees became darker and light coloured moths were eaten by birds more readily. Within months, moths became darker and lighter moths were rare. After the Industrial revolution, light coloured moths were found in greater numbers. The given example can be related to
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Solution
The correct option is B Natural selection
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, moths changed their colour to adapt themselves according to the change in the environment. They were selected by the nature as fittest. So, the correct option is B.
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, moths changed their colour to adapt themselves according to the change in the environment. They were selected by the nature as fittest. So, the correct option is B.
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