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प्रश्न
First natural cytokinin was obtained from ______.
पर्याय
Rice plants
Tobacco callus
Maize grains
Human urine
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उत्तर
First natural cytokinin was obtained from Maize grains.
संबंधित प्रश्न
List five plant growth hormones and briefly describe their roles.
A farmer is fed up of weeds in his Wheat farm. Which of the following chemicals he can use to overcome the problem?
Why is ABA known as antitranspirant?
Write the name of______
- First hormone discovered in plants.
- Biological name of fungus from which Gibberellins were first isolated.
- The name given to the first cytokinin by Skoog and Miller.
Which hormone promotes the production of male flowers in Cucurbits?
Which of the following is a NOT a naturally occurring phytohormone?
Coleoptile tips were removed and placed on agar for one hour, the agar would produce a bending when placed on one side of freshly cut coleoptile stumps.
What is the significance of the above experiment performed by Dr. F. Went?
IAA stands for ______.
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. |
Which plant hormone is called an antitranspirant?
