GK
BIOLOGY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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In a bisexual flower if androcium and gynoecium mature at different time the phenomenon is known as-
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Dichogamy
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Herpogamy
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Haterogamy monogamy
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None of these
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Explanation:
Detailed explanation-1: -In a bisexual or hermaphrodite flower, when androecium and gynoecium matures at different times, the phenomenon is referred as ‘Dichogamy’. It is nature’s mechanism for avoiding self pollination and promoting cross pollination.
Detailed explanation-2: -In hermaphroditic flowers as a mechanism of preventing the self-pollination androecium and gynoecium of the same flower matures in different time. This phenomenon is called dichogamy.
Detailed explanation-3: -The flowers in which both androecium (male reproductive structure) and gynoecium (female reproductive structure) are absent are called neuter flowers. Example-ray florets of sunflower.
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