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Which of the following hormones is used ...

Which of the following hormones is used in root formation on stem cutting?

A

Kinetin

B

GA

C

ABA

D

IBA

Text Solution

Verified by Experts

The correct Answer is:
D
Auxins stimulate root formation on the stem cuttings, e.g. IBA, IBA-alanine, NA A, NA A is synthetic auxin while IBA is considered as both natural and synthetic.
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NCERT FINGERTIPS-PLANT GROWTH AND DEVELOPMENT-Plant Growth And Development
  1. High concentration of auxin is present in

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  2. Which of the following effects of auxins on plants is the basis for th...

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  3. Which of the following hormones is used in root formation on stem cutt...

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  4. Select the correct statements (s) regarding auxins.

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  5. Apical dominance is dicot plants is due to the presence of morein the ...

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  6. The term 'auxin precursor' refers to

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  7. Read the given statements and select the correct option. (i) Darwin ...

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  8. In the process of apical dominance, lateral buds are unable to grow in...

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  9. Decapitation i.e. removal of shoot tips in a plant usually results in

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  10. In tea plantations and hedge making, gardeners trim the plants regular...

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  11. Removal of auxin source demonstrates that leaf abscission is by auxin,...

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  12. The hormone responsible for apical dominance is

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  13. Functions of auxins include

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  14. To get a carpet like grass, lawns are mowed regularly, this is done to

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  15. Arificial application of auxins like IA A, IBA and NA A to unpollinate...

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  16. The term 'antiauxin' refers to

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  17. Which of the following statements regarding gibberellins is incorrect?

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  18. The fruits can be left on the three longer using GA so as to extend th...

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  19. To speed up the malting process in brewing industry the growth hormone...

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  20. Read the given statements and select the correct option. statement 1...

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