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Question

Total number of centres of origin of crop plants given by Vavilov is
2
4
8
11

A

11

B

2

C

4

D

8

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Solution

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Nikolai Ivanovich Vavilov was a prominent Russian and Soviet botanist and geneticist best known for having identified the centres of origin of cultivated plants. He devoted his life to the study and improvement of wheat, corn and other cereal crops that sustain the global population. Nikolai Ivanovitch Vavilov proposed different centres of origin for various crop plants on two criteria:
(i) Occurrence of wild relatives.
(ii) Occurrence of maximum variations in the crop.
They are 11 in number.
Thus, the correct answer is option D.

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