Q. No.Subtopic: Abscisic Acid |
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Three independent researches reported which of the following PGR?
| 1. | ABA | 2. | Ethylene |
| 3. | Auxin | 4. | Cytokinin |
Subtopic: Abscisic Acid |
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During mid 1960s, the purification and chemical characterisation of which of the following PGR was performed?
(1) ABA
(2) GA
(3) Auxin
(4) Cytokinins
Subtopic: Abscisic Acid |
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Cousins confirmed the release of a volatile substance from ripened oranges that
| 1. | Hastened the ripening of already ripened bananas |
| 2. | Hastened the ripening of unripened banana |
| 3. | Slowed the ripening of unripened bananas |
| 4. | Slowed the ripening of oranges |
Subtopic: Ethylene |
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Subtopic: Growth Hormones & Auxin |
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Subtopic: Growth Hormones & Auxin |
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Subtopic: Growth Hormones & Auxin | Auxin Function |
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For all natural and synthetic compounds involved in growth, which of the following term is used
(1) Auxein
(2) Auxin
(3) GA3
(4) GAs
Subtopic: Growth Hormones & Auxin | Auxin Function |
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Auxins
Find the odd one.
| 1. | Initiate rooting in stem cuttings |
| 2. | Promote flowering e.g. Pineapples |
| 3. | Prevent fruit and leaf drop at early stages |
| 4. | Prevent the abscission of older mature leaves and fruits |
Subtopic: Growth Hormones & Auxin | Auxin Function |
84%
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In most higher plants, the growing apical bud inhibits the growth of …….. or axillary buds, a phenomenon called………….
| 1. | Lateral, lateral Dominance |
| 2. | Lateral, Apical Dominance |
| 3. | Apical, Lateral Dominance |
| 4. | Apical, Apical Dominance |
Subtopic: Growth Hormones & Auxin | Auxin Function |
90%
Level 1: 80%+
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