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    Question

    Which one of the following is a micro nutrient

    in the soil?
    A Nitrogen Correct Answer Incorrect Answer
    B Iron Correct Answer Incorrect Answer
    C Phosphorus Correct Answer Incorrect Answer
    D Calcium Correct Answer Incorrect Answer

    Solution

    Micronutrient in plants are those that are needed by plants i concentration less then 100 ppm and it includes iron, copper, nickel, zinc, manganese, molybdenum, chlorine, boron

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