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Photoperiodism

The response ...

Question

The response of plants to the changing duration of light and dark periods is termed as .

A

phototropism

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B

photoperiodism

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C

heliotropism

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D

dormancy

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Solution

The correct option is B photoperiodism
The response of plants to changes in the duration for which they are exposed to light and dark conditions is termed as photoperiodism. Plants require a periodic exposure to light and dark to induce flowering.

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