- 1(current)
Q. No.Which one of the following phytohormones promotes nutrient mobilization which helps in the delay of leaf senescence in plants?
1. Gibberellin
2. Cytokinin
3. Ethylene
4. Abscisic acid
1. Gibberellin
2. Cytokinin
3. Ethylene
4. Abscisic acid
Subtopic: Â Cytokinin |
 64%
From NCERT
NEET - 2025
Please attempt this question first.
Hints
Please attempt this question first.
Match List-I with List-II
Choose the correct answer from the options given below:
| List-I | List-II | ||
| A. | Ethylene | I. | Increase length of stem |
| B. | Cytokinins | II. | Promotion of senescence and abscission |
| C. | ABA | III. | Delaying leaf senescence |
| D. | Gibberellins | IV. | Inhibition of seed germination |
| 1. | A-III, B-I, C-IV, D-II |
| 2. | A-II, B-III, C-IV, D-I |
| 3. | A-IV, B-II, C-I, D-III |
| 4. | A-III, B-IV, C-I, D-II |
Subtopic: Â Gibberellin |Â Cytokinin |Â Ethylene |Â Abscisic Acid |
 88%
From NCERT
NEET - 2024
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NEET 2026 - Target Batch - Vital
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NEET 2026 - Target Batch - Vital
Given below are some statements about plant growth regulators:
Choose the correct set of statements from the ones given below:
| A. | All GAs are acidic in nature. |
| B. | Auxins are antagonists to GAs. |
| C. | Zeatin was isolated from coconut milk. |
| D. | Ethylene induces flowering in Mango. |
| E. | Abscisic acid induces parthenocarpy. |
| 1. | A,C,D | 2. | B,E |
| 3. | A,B,C | 4. | B,D,E |
Subtopic: Â Growth Hormones & Auxin |Â Gibberellin |Â Cytokinin |Â Ethylene |Â Abscisic Acid |
 78%
From NCERT
NEET - 2024
To view explanation, please take trial in the course.
NEET 2026 - Target Batch - Vital
Hints
To view explanation, please take trial in the course.
NEET 2026 - Target Batch - Vital
Match List-I with List-II:
Choose the correct answer from the options given below:
1. A-II, B-III, C- IV, D- I
2. A-III, B-II, C- I, D- IV
3. A-II, B-I, C- IV, D- III
4. A-II, B-I, C- III, D- IV
| List-I | List-II | ||
| A. | Abscisic acid | I. | Promotes female flowers in cucumber |
| B. | Ethylene | II. | Helps seeds to withstand desiccation |
| C. | Gibberellin | III. | Helps in nutrient mobilisation |
| D. | Cytokinin | IV. | Promotes bolting in beet cabbage etc |
Choose the correct answer from the options given below:
1. A-II, B-III, C- IV, D- I
2. A-III, B-II, C- I, D- IV
3. A-II, B-I, C- IV, D- III
4. A-II, B-I, C- III, D- IV
Subtopic: Â Gibberellin |Â Cytokinin |Â Ethylene |Â Abscisic Acid |
 80%
From NCERT
NEET - 2024
To view explanation, please take trial in the course.
NEET 2026 - Target Batch - Vital
Hints
To view explanation, please take trial in the course.
NEET 2026 - Target Batch - Vital
Match List-I with List-II
Choose the correct answer from the options given below:
| List-I | List-II | ||
| (A) | Auxin | (I) | Promotes female flower formation in cucumber |
| (B) | Gibberellin | (II) | Overcoming apical dominance |
| (C) | Cytokinin | (III) | Increase in the length of grape stalks |
| (D) | Ethylene | (IV) | Promotes flowering in pineapple |
Choose the correct answer from the options given below:
| Options: | (A) | (B) | (C) | (D) |
| 1. | II | I | IV | III |
| 2. | IV | III | II | I |
| 3. | I | III | IV | II |
| 4. | III | II | I | IV |
Subtopic: Â Auxin Function |Â Gibberellin |Â Cytokinin |Â Ethylene |
 86%
From NCERT
NEET - 2023
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NEET 2026 - Target Batch - Vital
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NEET 2026 - Target Batch - Vital
- 1(current)
Q. No.
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