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Foolish seedling disease of rice led to ...

Foolish seedling disease of rice led to the discovery of

A

IAA

B

GA

C

ABA

D

2, 4-D2

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The correct Answer is:
B
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MOTION-PLANT GROWTH AND DEVELOPMENT-Exercise - 3
  1. Which one of the following pairs, is not correctly matched?

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  2. The wavelength of light absorbed by Pr form of phytochrome is

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  3. Foolish seedling disease of rice led to the discovery of

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

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  5. Importance of day length in flowering of plants was first shown in

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  6. One of the synthetic auxin is

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  7. Which one of the following acids is a derivative of carotenoids?

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  8. The annular and spirally thickened conducting elements generally deve...

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  9. Phototropic curvature is result of uneven distribution of

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  10. Photoperiodism was first characterized in

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  11. Root development is promoted by

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

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  13. Vernalisation simulates flowering in

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  14. Through their effect on plant growth regiulators, what do the temperat...

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  15. Dr. F. Went noted that is coleoptile tips were removed and placed on a...

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  16. A few normal seedlings of tomato were kept in a dark room. After few d...

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  17. Which one of the following growth regulators is known as 'stress hormo...

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  18. The rate of growth of any organism follows Or Typical growth curve...

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  19. What causes a green plant exposed to the light on only one side, to be...

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  20. Auxin can be bioassayed by

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