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Jurassic period of the Mesozoic era is c...

Jurassic period of the Mesozoic era is characterised by

A

(a) gymnosperms are dominant plants and first birds appear

B

(b) radiation of reptiles and origin of mammal like reptiles

C

(c) dinosaurs become extinct and angiosperms appear

D

(d) flowering plants and first dinosaurs appear

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The correct Answer is:
A
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  12. Which of the following defines Hardy-Weinberg's law?

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