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Deficiency of Nutrients

Which of the ...

Question

Which of the following is a growth promoting hormone in plants ?

A

2- 4 dichlorophenoxy acetic acid

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B

Abscisic acid

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C

Ethylene

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D

None of these

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Solution

The correct option is A
2- 4 dichlorophenoxy acetic acid

2- 4 dichlorophenoxy acetic acid is a synthetic auxin and auxins are growth promoters.

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