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प्रश्न
Gibberellins promote the formation of ______ flowers on genetically _____ plants in Cannabis whereas ethylene promotes formation of _______ flowers on genetically ______ plants.
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उत्तर
Gibberellins promote the formation of male flowers on genetically female plants in Cannabis whereas ethylene promotes the formation of female flowers on genetically male plants.
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संबंधित प्रश्न
Ethylene was discovered by
The affect of apical dominance can be overcome by which of the following hormone ______.
Match the following:
| Column A | Column B |
| A. IAA | i. Herring sperm DNA |
| B. ABA | ii. Bolting |
| C. Ethylene | iii. Stomatal closure |
| D. GA | iv. Weed-free lawns |
| E. Cytokinins | v. Ripening of fruits |
Apples are generally wrapped in waxed paper to ______.
The term synergistic action of hormones refers to ______.
To increase sugar production in sugarcanes, they are sprayed with ______.
ABA acts antagonistic to ______.
Plant growth substances (PGS) have innumerable practical applications. Name the PGS you should use to
Increase yield of sugar cane
Plant growth substances (PGS) have innumerable practical applications. Name the PGS you should use to
Promote lateral shoot growth
Plant growth substances (PGS) have innumerable practical applications. Name the PGS you should use to
Inhibit seed germination
In botanical gardens and tea gardens, gardeners trim the plants regularly so that they remain bushy. Does this practice have any scientific explanation?
Auxins are growth hormones capable of promoting cell elongation. They have been used in horticulture to promote growth, flowering and rooting. Explain the meaning of the following terms related to auxins.
Auxin precursors
While experimentation, why do you think it is difficult to assign any affect seen to any single hormone?
Name a hormone which is gaseous in nature
Name a hormone which induces femaleness in flowers of cucumber
