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Question

During adverse environmental condition plants develop a stress hormone, which is

A
Abscisic acid
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B
Ethylene
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C
Benzyl amino purine
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D
Dichlorophenoxyacetic acid
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Solution

The correct option is B Abscisic acid
Abscisic acid is a naturally occurring plant stress hormone which is synthesized in plants under stress conditions to enable them to cope with drought and other stress conditions. It stimulates ethylene dependent and independent senescence and ageing. Thus, option A is correct


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