Evolution Class 12 MCQs Questions with Answers

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

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

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

4. Wings of Butterfly and birds are:

5. Homology indicates

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

7. Abiogenesis theory of origin supports

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

9. 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 ?

10. The first life originated

11. Fossils are generally found in

12. Hardy-Weinberg principle explains :

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

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

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

16. Darwin judged the fitness of individuals by

17. The brain capacity of Homo eractus was about

18. The theory of natural selection was given by

19. Homologous organs indicate

20. The theory of natural selection was given by