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प्रश्न
A farmer is fed up of weeds in his Wheat farm. Which of the following chemicals he can use to overcome the problem?
पर्याय
IBA
IAA
NAA
2,4 – D
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उत्तर
2,4 – D
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संबंधित प्रश्न
How does chemical coordination occur in plants?
Auxins are abundantly produced in
List five plant growth hormones and briefly describe their roles.
Multiple choice question.
Abscisic acid controls ______.
Very Short Answer Question:
What is role of gibberellin in rosette plants?
The active ingredient of Agent Orange is an egual mixture of two phenoxy herbicides ____________.
Apical dominance refers to ____________.
Flowering in pineapple is promoted by ____________.
Name the plant hormones responsible for the following
- elongation of cells
- growth of stem
- promotion of cell division
- falling of senescent leaves.
The box given below contains twelve words. Out of these, ten can be arranged in five suitable matching pairs. Make these five pairs in the form of a table.
| Auxins, Abscisic acid, Fruit ripening, Cytokinins, Closure of stomata, Parthenocarpy, Ethylene, Gibberellins, Tropism, Stem elongation, Cuscuta, Cell division. |
