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Evolution — BIOLOGY STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceBIOLOGYEvolution3 Marks
Question
Study the figure (a) and (b) given below and answer the questions given after the graphs.

  1. Under the influence of which type of Natural Selection would graph (a) become like graph.
  2. What could be the likely reasons of new variations arising in the population?
  3. Who suggested Natural Selection as a mechanism of evolution?
✓

Answer

  1. When disruptive natural selection operates.
  2. Mutation, gene flow genetic drift, recombination.
  3. Charles Darwin.

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