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प्रश्न
Fill in the blanks:
Apical dominance is due to ______.
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उत्तर
Apical dominance is due to the presence of auxins.
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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
Promote lateral shoot growth
Plant growth substances (PGS) have innumerable practical applications. Name the PGS you should use to
Cause sprouting of potato tuber
Plant growth substances (PGS) have innumerable practical applications. Name the PGS you should use to
Inhibit seed germination
Gibberellins promote the formation of ______ flowers on genetically _____ plants in Cannabis whereas ethylene promotes formation of _______ flowers on genetically ______ plants.
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.
Synthetic auxins
Define parthenocarpy. Name the plant hormone used to induce parthenocarpy.
Fill in the blanks:
______ hormone initiate rooting.
Name a hormone which is gaseous in nature
Name a hormone which is used for killing weeds (dicots)
Spraying sugarcane crop with which of the following plant growth regulators, increases the length of stem, thus, increasing the yield?
