Free Evolution (Daily Quiz: 9) NEET Biology Questions & Answers with Detailed Explanation & Full Review

Question-1

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

(a) low temperature, volcanic storms, reducing atmosphere

(b) low temperature, volcanic storms, atmosphere rich in oxygen

(c) high temperature, volcanic storms, non-reducing atmosphere

(d) high temperature, volcanic storms, reducing atmosphere containing $CH_4 , NH_3$ , etc.

Question-2

Which one of the following changes involved is irrelevant, in the evolution of man?

(a) Change of diet from hard nuts and hard roots to soft food

(b) Perfection of hand for tool making

(c) Loss of tail

(d) Increase in the ability to communicate with others and develop community behaviour

Question-3

Evolutionary convergence is development of

(a) dissimilar characters in closely related groups

(b) common set of characters in group of different ancestry

(c) common set of characters in closely related groups

(d) random mating.

Question-4

Which of the following are the two key concepts of Darwinian theory of evolution?

(a) Adaptive radiation and homology

(b) Genetic drift and mutation

(c) Mutation and natural selection

(d) Branching descent and natural selection

Question-5

Evolutionary history of an organism is known as

(a) Ontogeny

(b) Ancestry

(c) Palaeontology

(d) Phylogeny