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Which of the following is an example of a gaseous plant hormone?
Question

Which of the following is an example of a gaseous plant hormone?

A.

IAA

B.

Gibberellins

C.

Ethylene

D.

Abscisic acid

Correct option is C

Ethylene is the only gaseous plant hormone that regulates fruit ripening, leaf abscission, and stress responses.

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