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27. Mention any two examples of evolution by anthropogenic action.


  1. Industrial melanism: It is a phenomenon depicted by light-coloured peppered moth (Biston betularia typica) and dark-coloured moth (Biston betularia carbonaria). It is a evolutionary process in which darker individuals came to predominate over lighter individuals since, the industrial revolution is a result of natural selection.

  2. Overuse of weedicides and pesticides resulted in the evolution of many resistant varieties of weeds and pests respectively.

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