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NEET Biology Plant Kingdom Question Bank Pteridium Pteris Dryopteris

  • question_answer
    In Dryopteris the opening mechanism of sporangium is effectively operated by  [MHCET 2003]

    A)                    Stalk                                  

    B)                    Stomium

    C)                    Annulus                                                                               

    D)                    None of these

    Correct Answer: B

    Solution :


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