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Senescence of leaves can be delayed and ...

Senescence of leaves can be delayed and shelf life of fruits can be increased by the spray of

A

Cytokinins

B

Gibberellins

C

auxins and Ethylene

D

ABA

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The correct Answer is:
A
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TRUEMAN BIOLOGY-PLANT GROWTH AND DEVELOPMENT AND PLANT MOVEMENTS -MULTIPLE CHOICE QUESTIONS
  1. Maryland mammoth variety of tobacco is a

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  2. A long day plant flowers only when it is exposed to

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  3. Senescence of leaves can be delayed and shelf life of fruits can be in...

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  4. Common inhibitor of germination is

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  5. Differentiation of shoot is promoted by

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  6. Coconut milk contains:

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  7. Size of grapes increases in application of

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

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  9. One set of a plant was grown at 12 hours day and 12 hours night period...

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  10. Leaf fall occurs in a tree when there is increase in concentration of

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

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  12. Touch me not belongs to

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  13. Tendrils exhibit/twining of tendrils is due to

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  14. Plants normally flowering in winter remain vegetative in summer even i...

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  15. Which of the following statements are correct? 1.Gibberellins can su...

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  16. The shoot branching depends upon the development of axillary buds but ...

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  17. Consider the following statements 1. In climacteric fruits, ethylene...

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  18. Which one does not exhibit seed dormancy ?

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  19. Which of the following plant hormones is correctly matched with its fu...

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  20. A long day plant with critical day length of 14 hrs will flower under ...

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