- 1(current)
Q. No.Match the following plant growth regulators with their functions as given in NCERT:
Options:
1. 1-B, 2-C, 3-A
2. 1-C, 2-A, 3-B
3. 1-A, 2-B, 3-C
4. 1-B, 2-A, 3-C
| Column A | Column B | ||
| 1. | Auxins | A. | Stimulate cell division and growth of lateral buds |
| 2. | Cytokinins | B. | Promote stem elongation and fruit growth |
| 3. | Gibberellins | C. | Promote cell enlargement and stem elongation |
1. 1-B, 2-C, 3-A
2. 1-C, 2-A, 3-B
3. 1-A, 2-B, 3-C
4. 1-B, 2-A, 3-C
Subtopic: Auxin Function | Gibberellin | Cytokinin |
60%
Level 2: 60%+
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Hints
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How many of the following statements regarding plant growth regulators (PGRs) are correct?
1. One
2. Two
3. Three
4. Four
| I: | Auxins promote cell elongation and root growth in plants. |
| II: | Gibberellins are responsible for seed germination and stem elongation. |
| III: | Cytokinins inhibit apical dominance and promote lateral bud growth. |
| IV: | Ethylene stimulates fruit ripening and senescence in plants. |
2. Two
3. Three
4. Four
Subtopic: Growth Hormones & Auxin | Gibberellin | Cytokinin | Ethylene |
70%
Level 2: 60%+
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Hints
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Match the following plant hormones with their primary functions:
| Column I | Column II | ||
| 1 | Cytokinins | A | Stimulates fruit ripening |
| 2 | Abscisic acid | B | Inhibits shoot growth and promotes seed dormancy |
| 3 | Ethylene | C | Promotes cell division in plant tissues |
| 4 | Gibberellins | D | Stimulates growth and elongation of stems and leaves |
| 1. | 1-C, 2-B, 3-D, 4-A |
| 2. | 1-D, 2-C, 3-B, 4-A |
| 3. | 1-B, 2-D, 3-C, 4-A |
| 4. | 1-C, 2-B, 3-A, 4-D |
Subtopic: Gibberellin | Cytokinin | Ethylene | Abscisic Acid |
93%
Level 1: 80%+
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- 1(current)
Q. No.
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