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NEET Biology Mineral Nutrition In Plants Question Bank Critical Thinking

  • question_answer
    Which of the following trace element is essential for auxin synthesis in plants                                 [CBSE PMT 2003]

    A) Molybdenum          

    B) Chlorine

    C) Zinc        

    D) Boron

    Correct Answer: C

    Solution :

    An important function of zinc is synthesis of auxin (IAA or indole acetic acid) or its precursor amino acid tryptophan.


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