- 1(current)
Q. No.| Assertion: | 2, 4-D is artificial auxin. |
| Reason: | 2, 4-D is a weedicide and quickly kills mature monocots. |
| 1. | Both assertion and reason are true and the reason is the correct explanation of the assertion. |
| 2. | Both assertion and reason are true but the reason is not the correct explanation of the assertion. |
| 3. | Assertion is true but the reason is false. |
| 4. | Both assertion and reason are false statements. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyA: 2,4-D is widely used as an herbicide.
R: It is used to kill mature monocotyledonous plants.
| 1. | If both Assertion & Reason are true and the reason is the correct explanation of the assertion. |
| 2. | If both Assertion & Reason are true but the reason is not the correct explanation of the assertion. |
| 3. | If Assertion is a true statement but the reason is false. |
| 4. | If both Assertion and Reason are false statements. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyMatch the Following:
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Column I |
Column II |
|
A. IAA B. ABA C. Ethylene D. GA E. Cytokinin |
1. Herring sperm DNA. 2. Bolting 3. Stomatal closure 4. Weed-free lawns 5. Ripening of fruits. |
Codes
| Options: | A | B | C | D | E |
| 1. | 4 | 3 | 5 | 2 | 1 |
| 2. | 5 | 3 | 4 | 2 | 1 |
| 3. | 4 | 1 | 4 | 3 | 2 |
| 4. | 5 | 3 | 2 | 4 | 4 |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology| List I | List II |
| A. Indole Acetic Acid | I. Increase length of grapes stalks |
| B. Zeatin | II. Hastens fruit ripening in tomatoes |
| C. Gibberellic acid | III. Overcome apical dominance |
| D. Ethephon | IV. Rooting in stem cuttings |
1. A-II, B-I, C-IV, D-III
2. A-IV, B-II, C-I, D-III
3. A-IV, B-III, C-I, D-II
4. A-III, B-IV, C-II, D-I
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology- 1(current)
Q. No.
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