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Question : Mention two strategies evolved to prevent self -pollination in flowers . |
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Answer» Solution :(i) DICHOGAMY : Maturation of anther and stigma of a flower at DIFFERENT times . Therefore self pollination is not possible in bisexual flowers . (ii) Dicliny : (unisexually ) . The stamens and carpels occur in different flowers . Self sterility : The pollen GRAINS of a bisexual flower are not able to develop its growth on the stigma of the same flower . |
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