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Railways General Science & Technology Plant Physiology Sample Paper Plant Physiology Sample Test Paper-28

  • question_answer
    Which of the following is not a micronutrient for a plant?

    A)  Iron                 

    B)  Magnesium

    C)  Molybdenum    

    D)  Manganese

    Correct Answer: B

    Solution :

    [b] There are about seven nutrients essential to plant growth and health that are only needed in very small quantities. These are manganese, boron, copper, iron, chlorine, molybdenum, and zinc. Though these are present in only small quantities, they are all necessary.


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