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Which one of the following phytohormones promotes nutrient mobilization which helps in the delay of leaf senescence in plants? 

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ago in Biology by (47.9k points)

Which one of the following phytohormones promotes nutrient mobilization which helps in the delay of leaf senescence in plants? 

(1) Ethylene 

(2) Abscisic acid 

(3) Gibberellin 

(4) Cytokinin

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1 Answer

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ago by (48.3k points)

Correct option is: (4) Cytokinin  

Cytokinins help to overcome apical dominance. They promote nutrient mobilisation which helps in the delay of leaf senescence. 

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