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Senescence as an active devlopmental cel...

Senescence as an active devlopmental cellular process in the growth and functioning of a flowering plant, is indicated in

A

Annual plants

B

Floral parts

C

Vessels and tracheid differentiation

D

Leaf abscission

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The correct Answer is:
D
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MOTION-PLANT GROWTH AND DEVELOPMENT-Exercise - 3
  1. The wavelength of light absorbed by Pr form of phytochrome is

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

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

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

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  5. One of the synthetic auxin is

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

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

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  8. Phototropic curvature is result of uneven distribution of

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  9. Photoperiodism was first characterized in

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  10. Root development is promoted by

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

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  12. Vernalisation simulates flowering in

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

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

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

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

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

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

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  19. Auxin can be bioassayed by

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  20. The Avena curvature is used for bioassay of

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