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    Question

    Flowers do not open at all which ensures complete self

    pollination in
    A Cleistogamy Correct Answer Incorrect Answer
    B Chasmogamy Correct Answer Incorrect Answer
    C Bisexuality Correct Answer Incorrect Answer
    D Homogamy Correct Answer Incorrect Answer
    E All of these Correct Answer Incorrect Answer

    Solution

    Cleistogamy: In this  case, flowers  do  not  open  at  all.  This ensures complete self-pollination since  foreign  pollen  cannot  reach  the  stigma  of  a  closed  flower ex-wheat,  oats,  barley  and  in  a number of other grasses.

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