Class 12 Biology - Evolution - Multiple Choice Questions
Q1. When two species of different genealogy come to resemble each other as a result of adaptation, the phenomenon is termed as
(a) microevolution
(b) co-evolution
(c) convergent evolution
(d) divergent evolution
Q2. The theory of spontaneous generation stated that:
(a) life arose from living forms only
(b) life can arise from both living and non-living
(c) life can arise from non-living things only
(d) life arises spontaneously, neither from the living nor from the non-living.
Q3. The theory of spontaneous generation was given by
(a) Redi
(b) Pasteur
(c) Spallanzani
(d) von Helmont
Q4(NEET 2018). According to Hugo de Vries, the mechanism of evolution is
(a) phenotypic variations
(b) saltation
(c) multiple step mutations
(d) minor mutations
Q5. Fossils are generally found in
(a) sedimentary rocks
(b) igneous rocks
(c) metamorphic rocks
(d) any type of rock
Q6. Paleontological evidence for evolution refers to the
(a) development of embryo
(b) homologous organs
(c) fossils
(d) analogous organs.
Q7. The bones of forelimbs of whales, bats, cheetahs and man are similar in structure, because:
(a) one organism has given rise to another
(b) they share a common ancestor
(c) they perform the same function
(d) they have biochemical similarities
Q8(NEET 2016). Genetic drift operates in
(a) small isolated population
(b) large isolated population
(c) non-reproductive population
(d) slow reproductive population
Q9. Which of the following is an example of link species?
(a) Lobe fish
(b) Dodo bird
(c) Sea weed
(d) Chimpanzee
Q10(AIPMT). Industrial melanism is an example of
(a) Neo-Darwinism
(b) natural selection
(c) mutation
(d) Neo-Lamarckism
Answers:
1. (c) convergent evolution
2. (c) life can arise from non-living things only
3. (d) von Helmont
4. (b) saltation
5. (a) sedimentary rocks
6. (c) fossils
7. (b) they share a common ancestor
8. (a) small isolated population
9. (d) Chimpanzee
10. (b) natural selection
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