Which one of the following favours herkogamy for cross-pollination?

  • A
    Barrier between the sex organs.
  • B
    Flowers unisexual.
  • C
    Both the sex organs mature at the same time.
  • D
    Anthers mature before the stigma becomes receptive.

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Unisexuality of flowers prevents:

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The maturation of male (anthers) and female (stigma) reproductive structures at different times in the same flower (in order to reduce the possibility of self-pollination) is called:

The devices to discourage self-pollination are:

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