NCERT Solutions for Chapter: Evolution, Exercise 1: MULTIPLE CHOICE QUESTIONS

Viviparity is considered to be more evolved because

Fossils are generally found in

For the MN-blood group system, the frequencies of M and N alleles are $0.7$and $0.3$ respectively. The expected frequency of MN-blood group bearing organisms is likely to be

Which type of selection explains industrial melanism observed in the moth, Biston betularia?

The most accepted line of descent in human evolution is

Which of the following is an example for link species?

In 1953, S. L. Miller created primitive earth conditions in the laboratory and gave experimental evidence for the origin of the first form of life from pre-existing non-living organic molecules. The primitive earth conditions created include

Variations during mutations of meiotic recombinations are