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Importance of day length in flowering of...

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

A

Cotton

B

Petunina

C

Lemna

D

Tobacco

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The correct Answer is:
D
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MOTION-PLANT GROWTH AND DEVELOPMENT-Exercise - 3
  1. Foolish seedling disease of rice led to the discovery of

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

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

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  4. One of the synthetic auxin is

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

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

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  7. Phototropic curvature is result of uneven distribution of

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  8. Photoperiodism was first characterized in

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  9. Root development is promoted by

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

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  11. Vernalisation simulates flowering in

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

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

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

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

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

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

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  18. Auxin can be bioassayed by

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  19. The Avena curvature is used for bioassay of

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  20. You are given a tissue with its potential for differ- entiation in an ...

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