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  3. BHU PMT

BHU PMT BHU PMT (Screening) Solved Paper-2008

  • question_answer
    Which of the following is most resistant material in pollen grain?

    A)  Sporopollenin                  

    B)  In tine

    C)  Cellulose                            

    D)  Cuticle

    Correct Answer: A

    Solution :

                     In a pollen grain, outer layer exine is made up of sporopollenin (derived from carotenoid), which is most resistant plant material.


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