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Which one demonstrates process associate...

Which one demonstrates process associated with abscission of a leaf

A

In the leaf concentration of both auxin and ABA decreases.

B

In the leaf concentration of both auxin and ABA increases.

C

Reduction in ABA concentration and increase of auxin concentration in the leaf.

D

Reduction in concentration of auxin and increase of concentration ofABA in the leaf.

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The correct Answer is:
D
Reductuction in concentration of auxin and increase of concentrauon of ABA in the leaf dmnnonstratés process associated with abscxssina of a leaf.
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A2Z-PLANT GROWTH AND DEVELOPMENT-Section C : Previous Years' Examination Questions (NEET /AIPMT Questions)
  1. Bending of tentacles of Drosera over the insect is

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  2. Which locomotory movement is not correct

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  3. Which one demonstrates process associated with abscission of a leaf

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  4. Which one the following plant function is not generally governed or co...

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  5. Response of plants due to reversibole turgor change in pulvinus as a r...

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  6. Hormone primarily concern with cell division is

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  7. Leaf fall can be prvented by

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  8. Cytokinins which have specific effect in cytokinesis are modified form...

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  9. One of the commonly used plant growth hormone in tea plantation is

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  10. Impotance of day length ( photoperiodism ) in flowering of plants was ...

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  11. Growth in length is measured with the help of

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  12. Vemalisation occurs in response to

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  13. Some flowers (e.g., Oxalis) open in the morning and close during eveni...

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  14. Parthenocarpic fruits can be produced by application of auxin

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  15. Which wavelengths are the most effective in photoperiodism ?

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  16. Transport of cytokinin in the plant body is

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  17. Which one hastens flowering in plants

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  18. Auxanometer is used to measure plant organ

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  19. Day neutral plant

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  20. Study of phototropic lead to the discovery of

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