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Which increases in the absence of light?...

Which increases in the absence of light?

A

Uptake of minerals

B

Uptake of water

C

Elongation of internodes

D

Ascent of sap

Text Solution

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The correct Answer is:
C
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TRUEMAN BIOLOGY-PLANT GROWTH AND DEVELOPMENT AND PLANT MOVEMENTS -MULTIPLE CHOICE QUESTIONS
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  2. The phenomenon pf apical dominance can be overcome by exogenous applic...

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  3. Which increases in the absence of light?

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  4. The effect of IAA on the synthesis of ethylene is that it 1. is redu...

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  5. IAA was first isolated from 1. Corn germ oil 2. Gibberella 3. Huma...

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  6. Artificial application of auxins like IAA, IBA and NAA to unpollinated...

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  7. Who amongst the following is discoverer of auxin ? 1. Skoog 2. Went...

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  8. "" are sprayed on the cotton fields to defoliate and hence facilita...

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  9. The nature of all gibberellins is

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  10. In a plant the concentration of gibberellins is highest in 1. seeds a...

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  11. Dwarfness can be controlled by treating the plant with

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  12. Hormone that breaks dormancy of seeds/potato tuber is 1. IAA 2. ABA ...

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  13. The first cytokinin was isolated by

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  14. The first natural cytokinin of plants is

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  15. Hormone primarily concern with cell division is 1. Ethylene 2. NAA ...

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  16. Morphogenesis is controlled by an interaction between 1. auxins and ...

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  17. The phenomenon of delay of senescence by cytokinin is known as 1. Ri...

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  18. The hormones which regulate phloem transport are

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  19. Cytokinin synthesis is maximum in

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  20. Name the hormone which stimulates transverse or isodiametric growth

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