12th Class Biology Sample Paper Biology Olympiad Sample Paper-5

  • question_answer
    Select the incorrect statement out of the following with regard to megasporogenesis in angiosperms?                                                           

    A)  A primary archesporial cell develops in the hypodermal region of nucellus usually towards the chalazal end.    

    B)  The primary archesporial cell divides periclinally to form outer parietal cell and inner Sporogenous cell.

    C)  The sporogenous cell functions as MMC, which undergoes reduction division to form haploid megaspores.

    D)  Only the single functional megaspore develops into female gametophyte, this type of embryo sac development is called as monosporic development. 

    Correct Answer: D


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