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Cytokinins

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Question

Choose the correct answer from the alternatives given.
Application of which of the following hormones prevents plant tissues from senescing or ageing?

A

Abscisic acid

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B

Auxin

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C

Cytokinin

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D

Ethylene

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Solution

The correct option is C Cytokinin
Cytokinins help overcome apical dominance. They promote nutrient mobilization which helps in the delay of leaf senescence.
So, the correct option is 'Cytokinin'.

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Absence of

M g^{+ +}

ions from plant tissues results in:

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