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    Question

    Which of the following plant hormones is responsible for

    delaying leaf senescence and is known as the "anti-aging hormone"?
    A Abscisic Acid Correct Answer Incorrect Answer
    B Ethylene Correct Answer Incorrect Answer
    C Cytokinin Correct Answer Incorrect Answer
    D Auxin Correct Answer Incorrect Answer
    E Gibberellin Correct Answer Incorrect Answer

    Solution

    Cytokinin delays leaf senescence by promoting cell division and nutrient mobilization. It is called the anti-aging hormone because of its role in retarding the aging process.

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