Uttarakhand PMT Uttarakhand PMT Solved Paper-2008

  • question_answer
    Double fertilization occurs among

    A)  algae         

    B)  bryophytes

    C)  angiosperms   

    D)  gymnospenr

    Correct Answer: C

    Solution :

    Double fertilization is the fusion of one mae gamete with female gamete (syngamy) and other male gamete with diploid secondary nucleus (triple fusion), ie, 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 most gymnosperms.


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