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Question

Pigment taking part in photo-perception in flowering is

A
Carotene
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B
Phytochrome
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C
Cytochrome
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D
Lycopene
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Solution

The correct option is C Phytochrome
Phytochrome is a blue-green pigment present in plants which is used photoperception, perception of light. It act as a photoreceptor. It regulates various plant processes like seed germination, stem growth, pigment synthesis, flowering. It is found in many flowering plants where it regulates the time of flowering based on the length of day and night.
Thus, the correct answer is option B.

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