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Which of the following is a day neutral ...

Which of the following is a day neutral plant ?

A

Helianthus annuus

B

Euphorbia pulcherrima

C

Avena sativa

D

Beta vulgaris

Text Solution

Verified by Experts

The correct Answer is:
A
Day neutral plants do not need a specific photoperiod to produce flowers. They are also called intermediates or photoneutrals. Their photoperiod varies from a few hours to 24 h of uninterrupted light, e.g. tomato, cucumber, sunflower, maize and cotton, etc.
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ARIHANT NEET-PLANT GROWTH AND DEVELOPMENT -CHAPTER EXERCISES (MEDICAL ENTRANCES GALLERY )
  1. Sprouting of potato under storage condition can be prevented by

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  2. The plant hormone produced by Rhizobium for nodulation is

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

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

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

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

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

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  8. How does pruning help in making the hedge dense

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

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  10. Abscisic acid is primarily synthesised in

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

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  12. Maximum growth rate occur in

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  13. Growth promoting natural hormone is

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  14. Bakanae disease is caused by

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

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  16. Leaf abscission is caused by

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  17. The problem of necrosis and gradual senescence, while proforming tissu...

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  18. Genetically dwarf plants can be induced to grow tall by using

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  19. One hormone helps in ripening of fruits while the other stimulates clo...

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  20. Pick out the correct statements (A) Cytokinis specially help in dela...

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