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      Question

      Dichogamy contribute to cross-pollination in

      hermaphroditic species?
      A By promoting self-incompatibility Correct Answer Incorrect Answer
      B By having unisexual flowers Correct Answer Incorrect Answer
      C By varying the lengths of styles and filaments Correct Answer Incorrect Answer
      D By maturing anthers and stigma at different times Correct Answer Incorrect Answer

      Solution

      Dichogamy involves the maturation of anthers and stigma at different times, ensuring cross-pollination even in hermaphroditic species. This can occur through protogyny (pistil matures first) or protandry (anthers mature first).

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