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    Question

    In nutrient uptake studies, which element is primarily

    associated with the regulation of stomatal movement and enzyme activation?
    A Magnesium Correct Answer Incorrect Answer
    B Sulphur Correct Answer Incorrect Answer
    C Potassium Correct Answer Incorrect Answer
    D Calcium Correct Answer Incorrect Answer
    E Zinc Correct Answer Incorrect Answer

    Solution

    Explanation: Potassium plays a vital role in osmoregulation and is essential for stomatal opening and closing. It also activates over 60 enzymes involved in metabolic processes.

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