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    Question

    Which of the following plant hormone, plays a primary

    role in allowing K+ to pass rapidly out of guard cells, causing the stomata to close in response to drought?
    A Cytokinin Correct Answer Incorrect Answer
    B Abscisic Acid Correct Answer Incorrect Answer
    C Ethylene Correct Answer Incorrect Answer
    D Auxin Correct Answer Incorrect Answer

    Solution

    The correct answer is B

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