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प्रश्न
First natural cytokinin was obtained from ______.
विकल्प
Rice plants
Tobacco callus
Maize grains
Human urine
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उत्तर
First natural cytokinin was obtained from Maize grains.
संबंधित प्रश्न
What is the general name of chemical substances which bring about control and coordination in plants?
Apical dominance phenomenon is caused by
Common gibberellin is
Match the column A with B
| A | B | |
| i. | Epinasty of flower | GA3 |
| ii. | Natural auxin | NAA |
| iii. | Flowering in Litchi | IAA |
| iv. | Bolting of Beet | Ethylene |
Write the name of Hormone that can overcome the requirement of vernalization.
Which hormone promotes the production of male flowers in Cucurbits?
Which hormone causes Bakanae disease of rice?
In which part of plant does auxin synthesis occur?
A plant growth inhibitor hormone which causes wilting of leaves is ______.
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. |
