English

The slow process by which new species of organisms arise from the preexisting forms by genetic variation is called ______.

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Question

The slow process by which new species of organisms arise from the preexisting forms by genetic variation is called ______.

Options

  • mutation

  • hybridisation

  • genets

  • evolution

MCQ
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Solution

The slow process by which new species of organisms arise from the preexisting forms by genetic variation is called evolution.

Explanation:

Evolution is the gradual change in populations over generations, which can result in new species. Mutation is one source of variation, not the entire process.

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Chapter 9: Theory of Evolution and Evolution of Man - EXERCISES [Page 516]

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Sarita Aggarwal Biology [English] Class 12 ISC
Chapter 9 Theory of Evolution and Evolution of Man
EXERCISES | Q I. 5. | Page 516
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