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Which one of the following is not a device to promote cross-pollination? |
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a) |
Cleistogamy |
b) |
Heterostyly |
c) |
Herkogamy |
d) |
Dichogamy |
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Which one of the following is not a device to promote cross-pollination? |
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|
a) |
Cleistogamy |
b) |
Heterostyly |
c) |
Herkogamy |
d) |
Dichogamy |
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(a) Cleistogamy is the condition when flowers remain closed and self-pollination is the rule. Commelina benghalensis produces underground cleistogamous and aerial chasmogamous flowers. Cleistogamy is also seen in Impatiens, Viola , Subularia, etc. |