- 1(current)
Q. No.Gibberellins promote:
| 1. | Cell division in meristems |
| 2. | Fruit ripening in plants |
| 3. | Root initiation in cuttings |
| 4. | Stem elongation in plants |
Subtopic: Gibberellin |
85%
Level 1: 80%+
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Gibberellins are particularly effective in promoting:
1. Leaf abscission
2. Internode elongation
3. Stomatal closure
4. Root hair formation
1. Leaf abscission
2. Internode elongation
3. Stomatal closure
4. Root hair formation
Subtopic: Gibberellin |
98%
Level 1: 80%+
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Consider the following statements regarding auxins:
Which of the statements given above are correct?
1. I and II only
2. I and III only
3. II and III only
4. I, II and III
| I: | They promote cell elongation in stems. |
| II: | They delay senescence in leaves. |
| III: | They show apical dominance. |
1. I and II only
2. I and III only
3. II and III only
4. I, II and III
Subtopic: Growth Hormones & Auxin | Gibberellin | Cytokinin |
Level 4: Below 35%
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Subtopic: Gibberellin |
95%
Level 1: 80%+
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Which PGFR is used to speed up the malting process in brewing industry?
1. Gibberellins
2. Auxins
3. Cytokinins
4. Ethylene
1. Gibberellins
2. Auxins
3. Cytokinins
4. Ethylene
Subtopic: Gibberellin |
92%
Level 1: 80%+
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Consider the given two statements:
1. Both (A) and (R) are True and (R) explains (A)
2. Both (A) and (R) are True but (R) does not explain (A)
3. (A) is True but (A) is False
4. (A) is False but (R) is True
| Assertion (A): | Spraying sugarcane crop with gibberellins increases the yield by as much as 20 tonnes per acre. |
| Reason (R): | Spraying sugarcane crop with gibberellins increases the length of the stem. |
1. Both (A) and (R) are True and (R) explains (A)
2. Both (A) and (R) are True but (R) does not explain (A)
3. (A) is True but (A) is False
4. (A) is False but (R) is True
Subtopic: Gibberellin |
93%
Level 1: 80%+
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- 1(current)
Q. No.
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