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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, Cytokinin

B

Auxin, Gibberellins, Cytokinin

C

Gibberellins, Auxin , ABA

D

Auxin, Gibberellins, ABA

Text Solution

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The correct Answer is:
C
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ERRORLESS -PLANT GROWTH AND DEVELOPMENT-Plant Growth And Development
  1. the given figure shows four coleoptiles set up at the start of an expe...

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  2. Two blocks of Agare 1 and 2 were kept in the positions hown in the dia...

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  3. One hormone hastens maturity period in juvenile conifers, a second hor...

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  4. Which of the following enhances or induces fusion of protoplasts

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  5. Seed domarncy can be broken by the following combination of chemicals

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  6. Seedless fruits can be induced by

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  7. Assertion : Gibberelins induce flowering in long day plants. Reason ...

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  8. Assertion: Agent orange is a mixture of 2,4-D and 2,3,4-T , used durin...

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  9. Assertion: Auxins promote apical dominance by suppressing the activeit...

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  10. Assertion: "Touch" responses in Mimosa is an example of such movement....

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  11. Assertion: Photomodulation of flowering is phytochrome-regulated proc...

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  12. Assertion: Secondary roots and shoots are plagiogeotropic. Reason: P...

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  13. Assertion: The apical bub is the only source of auxins Reason: Remov...

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  14. Assertion: Cytokinin are antisenescent. Reason : Effects of cytokini...

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  15. Assertion: Ethylene cause climacteric ripening of fruits. Reason : ...

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  16. Assertion: Strtification of seeds may promote their germination. Rea...

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  17. Assertion: Sigmoid growth curve consists of four parts. Reason : La...

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  18. Assertion: Dark period play more important part in flowering than ligh...

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  19. Assertion: Phytochrome exists in two forms P(r) and P("fr") Reason...

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  20. Assertion: Phytochrome exists in two form P(r) and P("fr") form inhibi...

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