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One hormone hastens maturity period in j...

One hormone hastens maturity period in juvenile conifers, a second hormone control xylem differentiation , while the third increases the tolerance of plants to various stresses they are respectively

A

Gibberellin, Auxin, Ethylene

B

Auxin, Gibberellin, Cytokinin

C

Gibberellin, Auxin, ABA

D

Auxin, Gibberellin, ABA.

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The correct Answer is:
C
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MOTION-PLANT GROWTH AND DEVELOPMENT-Exercise - 4
  1. One hormone hastens maturity period in juvenile conifers, a second hor...

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  2. Cytokinin involves

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  3. Auxin was first isolated from

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  4. Which of the following statement is wrong about Abscisic acid :

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  5. Assertion :- Growth is one of the part of plant development. Reason...

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  6. Assertion :- Plants show open form of growth. Reason:- Plants retai...

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  7. Assertion :- During arithmetic growth there is growth at constant rate...

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  8. Assertion :- A sigmoid curve is characteristic of plants growing in na...

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  9. Assertion :- Plant growth and development is intimately linked with th...

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  10. Assertion :- Environmental signals such as light and gravity also affe...

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  11. Assertion :- Oxygen is compulsory for growth Reason:- Oxygen is mus...

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  12. Assertion :- The act leading to maturation is known as differentiation...

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  13. Assertion :- Beside growth, differentiation in plants is also open. ...

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  14. Assertion :- Development is a broad and extensive aspect of the life o...

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  15. Assertion :- Buttercup produces two different kind of leaves within th...

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  16. Assertion :- Growth regulators are intrinsic and intercellular factors...

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  17. Assertion :- Auxins help to prevent fruit and leaf drop at early stage...

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  18. Assertion :- 2,4-D is one of the selective weedicide. Reason:- 2,4-...

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  19. Assertion :- GA3 is used to speed up the malting process in brewing in...

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  20. Assertion :- Spraying of gibberellin leads to early seed formation in ...

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