Evolution Quiz for Class XII Biology

Class XII

Biology

Evolution

13 questions

MEDIUM

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1. What is the primary mechanism of evolution proposed by Charles Darwin?

Genetic Drift · Natural Selection · Mutation · Gene Flow

2. Which of the following best describes 'survival of the fittest'?

Only the strongest survive · Those best adapted to their environment survive · Only the largest organisms survive · All organisms have equal chances of survival

3. What is the term for the formation of new species?

Speciation · Adaptation · Extinction · Migration

4. Which of the following is NOT a type of evidence for evolution?

Fossil records · Comparative anatomy · Embryology · Astrology

5. What is the significance of homologous structures in evolution?

They indicate a common ancestry · They show adaptations to different environments · They are examples of convergent evolution · They have no evolutionary significance