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Sexual Reproduction In Flowering Plants

Question
CBSEENBI12047330

Monoecious plant of Chara shows occurrence of

  • antheridiophore and archegoniophore on the same plant

  • stamen and carpel on the same plant

  • upper antheridium and lower oogonium on the same plant

  • upper oogonium and lower antheridium on the same plant

Solution

D.

upper oogonium and lower antheridium on the same plant

Monoeciuous plants have both male and female flowers. It has two types of flowers that develop at different parts of the plant. It is also known as homothallic condition. In Chara or green algae, it is used to denote upper oogonium and lower antheridium on the same plant. The organisms, which possess both the reproductive organs are called bisexual. Unisexual condition represents both male or female organs in same organism.