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Elongation of internodes is inhibited b...

Elongation of internodes is inhibited by

A

Gibberellins

B

Morphacttins

C

Both (a) and(b)

D

None of the above

Text Solution

Verified by Experts

The correct Answer is:
b
(b) morphactines have inhibitory efficent on the stem elongation. Increased concentration produces dwarfing in the plants.
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ERRORLESS -PLANT GROWTH AND DEVELOPMENT-Plant Growth And Development
  1. Match List I and List II and select the correct option

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  2. 'Morphactins '' are

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  3. Elongation of internodes is inhibited by

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  4. One hormne help in ripening of fuits while the other stimulates cloure...

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  5. Match the irems in Column -I with Column -II And choose the correct op...

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  6. Which one of the following generally acts as an antagonist to gibberel...

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  7. Absicisic acid Treatment results in

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  8. Which plant hormone promotes seed ,but dormany and caues stomatal clos...

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  9. In the extreme drought condition which of the following plant hormone ...

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  10. Chose the wrongly matched pair fromn the following

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  11. Phyto ron is

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  12. The shedding of leaves , flowers or fruit due to change in the hormona...

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  13. Which one o f the following plant hormone (phytomone ) Is know as a st...

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  14. Which of the following hormone is reposible for senesnce

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  15. The respone of different orgnisms to the environmental rhythms f light...

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  16. With which of the following process cholodny - wnt theory is concerned

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  17. See the following experiment and observe the result Now identify...

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  18. The red absorbing from of phytochorme gets converted to the far - red ...

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  19. The piament involved in red - far red light interconversion is Or ...

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  20. Impotance of day length ( photoperiodism ) in flowering of plants was ...

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