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Morphogenesis is controlled by an intera...

Morphogenesis is controlled by an interaction between
1. auxins and gibberellins
2. auxins and cytokinins
3. gibberellins and cytokinins
4. none of the above

A

auxins and gibberellins

B

auxins and cytokinins

C

gibberellins and cytokinins

D

none of the above

Text Solution

Verified by Experts

The correct Answer is:
B

In some of the species , auxins and gibberelins have a similar effect .
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TRUEMAN BIOLOGY-PLANT GROWTH AND DEVELOPMENT AND PLANT MOVEMENTS -MULTIPLE CHOICE QUESTIONS
  1. The first natural cytokinin of plants is

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

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

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

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  5. The hormones which regulate phloem transport are

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  6. Cytokinin synthesis is maximum in

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  7. Name the hormone which stimulates transverse or isodiametric growth

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  8. Major precursor of ethylene production in plants is

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  9. Match the items of column I and column II {:("Column I","Column II")...

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  10. Abscisic acid is mostly found in

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  11. Which one of the following is a natural growth inhibitor ?

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  12. Closure of stomata' is brought about by

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  13. A natural growth regulator is

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  14. Abscisic acid controls/ promotes

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  15. Who first suggested presence of growth regulatory chemicals in plants ...

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  16. Banana is natural parthenocarpic fruit due to

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  17. Low concentraion of auxin inhibits growth in

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  18. To secure a good crop of tea leaves from a single healthy plant, the g...

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  19. A hormone used to induce root formation in horticulture

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  20. In plants auxin synthesis. with high concentration occurs in

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