A) bisexual flowers which remain opened
B) bisexual flowers which remain closed
C) open female flower
D) open mate flower
Correct Answer: B
Solution :
Cleistogamous flowers are inconspicuous, a petalous flowers. Cleistogamy or automatic self-pollination describes the trait of certain plants that are bisexual and remain closed throughout their life. They propagate by using non-opening self-pollinating flowers, i.e., they fertilise themselves by using stigma and pollen of same flower, e.g., peas, peanuts, beans, etc.
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