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Avena curvature test is a bioassay for e...

Avena curvature test is a bioassay for examining the activity of

A

auxins

B

gibberellins

C

cytokinins

D

ethylene

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A
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A bioassay for determining the activity of auxin is

The Avena curvature is used for bioassay of

Avena curvature test was first of all done by

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.

Define bioassay.

Avena curvature test and dwarf maize test are bioassays of, respectively,

Bioassay of IAA is

Bioassay for gibberellin is

A2Z-PLANT GROWTH AND DEVELOPMENT-Section C : Previous Years' Examination Questions (AIIMS Questions )
  1. Induction of cell division activity and delay in senescence is caused ...

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  2. Curling of tendrils is due to

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  3. Bud dormancy is induced by

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  4. Pruning of plants promotes branchin becaues the axillary buds get sen...

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  5. Gibberellins can promote seed germination because of their influence o...

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  6. Avena curvature test is a bioassay for examining the activity of

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  7. Bean seeds were planted and put on a sunny windowsill. As the plants g...

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  8. Coconut water is rich in

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  9. Gibberellins can promote seed germination because of their influence o...

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  10. Read the given statements and identify the plant hormones X,Y and Z. ...

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  11. Gibberellins can promote seed germination because of their influence o...

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  12. Match the column and select the correct option: (2016)

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  13. Which of the following sets contain natural hormone?

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  14. Assertion: Photomodulation of howering is a phytochrome regulated proc...

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  15. Assertion: Vemalization is acceleration of subsequent llowenng by low ...

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  16. Assertion: Dark period play more important part in flowering than ligh...

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  17. Assertion.Plant growth regulators are very important for plant growth ...

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  18. Assertion : A correct concentration of auxin and cytokinin is required...

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  19. Assertion : Auxins help to prevent fruits and leaves droo at early sta...

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