Evolution Class 12 MCQs Questions with Answers

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

2. Homologous organs indicate

3. Darwin judged the fitness of individuals by

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

5. The theory of natural selection was given by

6. Wings of Butterfly and birds are:

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

8. 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 ?

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

10. Abiogenesis theory of origin supports

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

12. Fossils are generally found in

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

14. Homology indicates

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

16. Hardy-Weinberg principle explains :

17. The theory of natural selection was given by

18. The brain capacity of Homo eractus was about

19. The first life originated

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