- 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: Â Auxin Function |Â Gibberellin |Â Cytokinin |
 58%
Level 3: 35%-60%
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Subtopic: Â Cytokinin |
Level 3: 35%-60%
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Given below are two statements:
In light of the above statements, choose the most appropriate answer from the options given below:
| Statement I: | Cytokinins help to initiate rooting in stem cuttings during plant propagation. |
| Statement II: | In most cases, ABA acts as a synergist to Gibberellins. |
| 1. | Statement I is correct but Statement II is incorrect. |
| 2. | Statement I is incorrect but Statement II is correct. |
| 3. | Both Statement I and Statement II are correct. |
| 4. | Both Statement I and Statement II are incorrect |
Subtopic: Â Growth Hormones & Auxin |Â Gibberellin |Â Cytokinin |
Level 3: 35%-60%
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Consider the given two statements:
| Assertion (A): | Cytokinins are synthesized in roots and transported to other parts of the plant. |
| Reason (R): | Cytokinins promote cell division and differentiation. |
| 1. | Both (A) and (R) are True and (R) correctly explains (A) |
| 2. | Both (A) and (R) are True but (R) does not correctly explain (A) |
| 3. | (A) is True but (R) is False |
| 4. | Both (A) and (R) are False |
Subtopic: Â Cytokinin |
 55%
Level 3: 35%-60%
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- 1(current)
Q. No.
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