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Photoperiodism

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Question

What is the site of perception of photoperiod necessary for induction of flowering in plants?

A

Leaves

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B

Lateral buds

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C

Pulvinus

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D

Shoot apex

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Solution

The correct option is A Leaves
Leaves perceive the photoperiod due to which florigen is synthesised in leaves and sent to shoot apical meristem. Hence, the site of perception of light/dark duration or photoperiods in flowering plants are the leaves.

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