Cleistogamous flowers are self-pollinated because [1 mark]
(A) they are bisexual flowers which do not open at all.
(B) they are bisexual and open flowers.
(C) they are unisexual.
(D) their stigma matures before the anthers dehisce.

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Solution

(A) Cleistogamous flowers are self-pollinated because they are bisexual flowers which do not open at all. [1 mark]

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Similar questions

Which one of the following is one of the characteristics of self-pollinated flowers?
(a) Flowers are large and showy
(b) Flowers remain closed and do not open
(c) Stigma and anthers mature at the same time
(d) Pollen is produced in very large quantities

Q. Assertion :Cross pollinated flowers are usually unisexual, where the flowers are bisexual, there are seven checks which help in cross-pollination and discourage self-pollination. Reason: Cleistogamy promote cross-pollination.

Q. What are unisexual and bisexual flowers?

Q. Before a flower opens, they are called__________.

Q. What are bisexual and unisexual flowers? Explain.

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Cleistogamous flowers are self-pollinated because [1 mark] (A) they are bisexual flowers which do not open at all. (B) they are bisexual and open flowers. (C) they are unisexual. (D) their stigma matures before the anthers dehisce.

(A) Cleistogamous flowers are self-pollinated because they are bisexual flowers which do not open at all. [1 mark]

Cleistogamous flowers are self-pollinated because [1 mark]
(A) they are bisexual flowers which do not open at all.
(B) they are bisexual and open flowers.
(C) they are unisexual.
(D) their stigma matures before the anthers dehisce.