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The Avena curvature is used for bioassay...

The Avena curvature is used for bioassay of

A

Ethylene

B

ABA

C

`GA_(3)`

D

IAA

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The correct Answer is:
D
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Make corrections wherever you find mistake in spellings/words in the following parapraphs/sentences. (A) During the period of senescence, a gradual addition occurs in the structure and functioning of an organ or organism which is characterised by the accumulation of active metabolic materials and increase in dry weight. (B) When the movement of curvature is produced by diffused stimuli and affects the whole plant uniformly, it is of tropic type. If the curvature is produced by directional mutimuli and does not affect the whole plant, it is of nastic type. (C) Shoot elongation in some dwarf varieties and barley endosperm test are used as bioassays for auxins and Avena curvature test is used as bioassay for ethylene.

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AAKASH INSTITUTE-PLANT GROWTH AND DEVELOPMENT-ASSIGNMENT (SECTION -C)
  1. You are given a tissue with its potential for differentiation in an ar...

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  2. Phytochrome is a

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  3. The Avena curvature is used for bioassay of

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  4. Auxin can be bioassayed by

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

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

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  7. A few normal seedlingd of tomato were kept in a dark room. After a few...

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

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

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  10. During seed germination, its stored food is mobilised by

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

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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. Photoperiodism was first characterized in

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  15. Phototropic curvature is result of uneven distribution of

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  16. Coiling of graden pea tendrils around any support is an example of

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  17. One of the commonly used plant growth hormone in tea plantations is

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  18. Root development is promoted by

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  19. One of the synthetic auxin is

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

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