BHU PMT BHU PMT Solved Paper-2004

  • question_answer
    Double fertilization occurs among :

    A)  aigae                                   

    B)  hryophytes

    C)   angiosperms                                   

    D)  gymnosperms

    Correct Answer: C

    Solution :

                     Double fertilization is the fusion of one male gamete with female gamete (syngamy) and other male gameie with diptoid secondary nucleus (triple fusion), i.e., Double fertilization = Syngamy + triple fusion Triploid endosperm is formed during triple fusion. Double fertilization is characteristic feature of angiosperms. Double fertilization does not takes  place in algae, bryophytes. Pteridophytes and mast gymnosperms.


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