Evolution Class 12 MCQs Questions with Answers

1. The theory of natural selection was given by

2. The presence of gill slits, in the embryos of vertebrates, supports the theory of

3. The ‘Devonian period’ is considered to be as

4. The scientist who demonstrated experiments that life comes only from pre-existing life was

5. Abiogenesis theory of origin supports

6. Wings of Butterfly and birds are:

7.  Appearance of antibiotic-resistant bacteria is an example of

8. Name the English scientist who proposed the same idea that the Russian scientist proposed

9. Homology indicates

10. Homologous organs indicate

11. Darwin judged the fitness of individuals by

12. The brain capacity of Homo eractus was about

13. Use of herbicides, pesticides etc. has resulted in

14. The first life originated

15. Hardy-Weinberg principle explains :

16. (p+q)² = p² + 2pq + q² = 1 represents an equation used in

17. At a particular locus, frequency of allele A is 0.6 and that of allele a is 0.4. What would be the frequency of heterozygotes in a random mating population at equilibrium ?

18. Identify the correct arrangement of periods of Palaeozoic era in ascending order in geological time scale.

19. The theory of natural selection was given by

20. Fossils are generally found in