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Which pigment is involved in photoperiod...

Which pigment is involved in photoperiodie changes in plants ?

A

Phytochrome

B

Cytochrome

C

Chlorophyll

D

Anthocyanin

Text Solution

Verified by Experts

The correct Answer is:
A
Phytochrome is a pigment universally present in green flowering plants and responsible for photomorphogenic changes and developmental processes.
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ARIHANT NEET-PLANT GROWTH AND DEVELOPMENT -CHAPTER EXERCISES (MEDICAL ENTRANCES GALLERY )
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  2. Statement a. Auxins promote apical dominance by suppressing activity o...

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  3. Which pigment is involved in photoperiodie changes in plants ?

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  4. The deteriorative processes in plants that naturally terminate their f...

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  5. Sprouting of potato under storage condition can be prevented by

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  6. The plant hormone produced by Rhizobium for nodulation is

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  7. Which of the following is a day neutral plant ?

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  8. Which of the following is the effect of a plant hormone, which is synt...

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  9. Which one of the following inhibits seed germination for a particular ...

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  10. The ripening of fruits can be hastened by treatment with

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  11. Identify two physiological process induced by two different phytoharmo...

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  12. How does pruning help in making the hedge dense

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  13. One set of a plant was grown at 12 hours day and 12 hours night period...

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  14. Abscisic acid is primarily synthesised in

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  15. Senescence as an active devlopmental cellular process in the growth an...

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  16. Maximum growth rate occur in

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  17. Growth promoting natural hormone is

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  18. Bakanae disease is caused by

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  19. Which of the following induces flowering in long-day plants ?

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  20. Leaf abscission is caused by

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