Question

    Which among the following nutrient deficiencies is first

    observed as interveinal chlorosis on older leaves due to its mobility within the plant?
    A Iron Correct Answer Incorrect Answer
    B Calcium Correct Answer Incorrect Answer
    C Zinc Correct Answer Incorrect Answer
    D Magnesium Correct Answer Incorrect Answer
    E Manganese Correct Answer Incorrect Answer

    Solution

    Magnesium, being mobile, is translocated to young tissues under deficiency. This causes interveinal chlorosis in older leaves while younger leaves remain green initially.

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