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Who first suggested presence of growth r...

Who first suggested presence of growth regulatory chemicals in plants ?

A

Darwin

B

Went

C

Sachs

D

Paal

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The correct Answer is:
A
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  15. Which hormones help in breaking the dormancy of seed ? (a) ABA (b)...

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  16. Bakanae disease in Japan was due to a fungus known as

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