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When the dark period of short day plants...

When the dark period of short day plants is intrrupted by a brief exposure of light, then the plant

A

will not flower at all

B

flowers immediately

C

gives more flowers

D

turns into a long-day plant

Text Solution

Verified by Experts

The correct Answer is:
A
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ARIHANT NEET-PLANT GROWTH AND DEVELOPMENT -CHAPTER EXERCISES ( TAKING IT TOGETHER )
  1. In many plants the change over from vegetative to reproductive phase t...

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  2. In short-day plants, flowering is induced by

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  3. When the dark period of short day plants is intrrupted by a brief expo...

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  4. Plants which daily require shorter period of darkness for flowering ar...

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  5. If a plant produces flower on exposure to alternating exposures of 4 h...

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  6. In short day plants, flowering is inhibited by

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  7. The long-day plants require

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  8. A long day plant flowers only when it is exposed to

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  9. Types of plants that come to flower after exposure to short photoperio...

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  10. If a short-day plant is grown under conditions of long nights and sho...

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  11. If a long-day plant is grown under conditions of long nights and shor...

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  12. The region of the spectrum, which does not cause photoperiodic inducti...

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  13. Photoperiodic stimulus is picked up by

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  14. What is true about phytochrome ?

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  15. The form of phytochrome that promotes the germination of seeds of some...

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  16. Phytochrome was isolated by

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  17. In the long dark phase

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  18. Red far-red reversible photoreaction was first observed by

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  19. Phytochrome is a

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  20. The seat of synthesis and seat of action of 'florigen' is

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