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Biology TEST SERIES: Evolution (Genetics and Evolution)

Multiple Choice Questions – Set 3 (Q. No. (21-30)

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Evolution (Genetics and Evolution) - Syllabus

Origin of life; Biological Evolution and Evidences for Biological Evolution from Palaeontology, Comparative Anatomy, Embryology and Molecular Evidence; Darwin’s Contribution, Modern Synthetic theory of Evolution; Mechanism of Evolution-Variation (Mutation and Recombination) and Natural Selection with examples, types of Natural Selection; Gene Flow and Genetic Drift; Lamarckism; Darwinism; Mutation Theory of Hugo De Vries; Hardy - Weinberg Principal; Speciation; Adaptive Radiation; Human Evolution.

Biology Solution and Objective Guide: Evolution

MCQ Objective Test Series – Set 3 (Q. No.21-30)

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Question 21: Random genetic drift in a population probably results from –

a. Highly genetically variable individuals

b. Interbreeding within this population

c. Constant low mutation rate

d. Large population size

Question 22: Who was the first civilised man?

a. Cro-Magnon man

b. Neanderthal man

c. Heidelberg man

d. Ternifier man

Question 23: Dryopithecus occurred about –

a. 2.5 x 10⁶ years back

b. 25 x 10⁶ years back

c. 50 x 10⁶ years back

d. 75 x 10⁶ years back

Question 24: Reptilian feature of Archaeopteryx is –

a. U-shaped furcula

b. Beak

c. Abdominal ribs

d. Feathers

Question 25: Coevolution is –

a. That evolution which proceeds gradually with progressive change in a given evolutionary line

b. Evolution by saltation

c. Long term evolutionary adjustment of one group of organisms to another

d. Inclusive fitness

Question 26: Which of the following was likely to have been absent in a free molecule state, in the primitive atmosphere of the earth?

a. Carbon

b. Oxygen

c. Hydrogen

d. Nitrogen

Question 27: Heart is four chambered in –

a. Amphibia

b. Fishes

c. Mammals

d. Reptiles

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Question 28: Dryopithecus has –

a. Semi-erect posture

b. Brow ridges

c. Ape like jaw

d. All of these

Question 29: Due to discovery of which of the following in 1980s, the evolution was termed as RNA world?

a. m-RNA, t-RNA, r-RNA synthesis proteins

b. In some viruses, RNA is genetic material

c. RNA has enzymatic property

d. RNA is not found in all cells

Question 30: Dryopithecus has –

a. Semi-erect posture

b. Brow ridges

c. Ape like jaw

d. All of these

India Study Solution

Biology Guide and Solution: Evolution (Genetics and Evolution)

Solutions of Biology Test Series – Set 3 (Q. No.21 – 30)

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Answer 21: (b). Answer 22: (b). Answer 23: (b). Answer 24: (c). Answer 25: (c). Answer 26: (b). Answer 27: (c). Answer 28: (d). Answer 29: (c). Answer 30: (d).