How does natural selection work?

How does natural selection work?
  1. Those who are better fit in an environment, leave more progeny than others
  2. Those who are less fit in an environment, leave more progeny than others
  3. The population size determines the survival of individuals
  4. None of the above

Solution

Those who are better fit in an environment, leave more progeny than others. These, therefore, will survive more and hence are selected by nature.

Asked in: NCERT

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