AIIMS AIIMS Solved Paper-1999

  • question_answer
    Mycorrhiza help in absorption of:

    A)  calcium                               

    B)         nutrients                           

    C)         metals                

    D)         none of these

    Correct Answer: B

    Solution :

    The term mycorrhizaeis taken from Greek word meaning "fungus" and "roots". Thus, it is an association between fungi and roots of higher plants. In this association, fungi aid in the direct transfer of phosphorus, zinc, copper and probably other nutrients from the soil to plant roots. The plant on the other hand, supplies organic carbon to the symbiotic fungus.


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