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What is the role of cleistogamous flowers in plants?

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An Intiative by Sri Chaitanya

They attract specific types of insects for specialised pollination.

They are only ornamental and do not participate in pollination.

They ensure self-pollination as they do not open at all.

They facilitate cross-pollination by opening wide for pollinators.

answer is B.

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Detailed Solution

Cleistogamous flowers ensure self-pollination without the help of pollinating agents.
As they do not open at all, it ensures assured seed set even in the absence of pollination agents.

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