- 1(current)
Q. No.Identify the incorrectly matched pair:
| PGR | Chemical nature | |
| 1. | Auxins | Indole compounds |
| 2. | Cytokinin | Pyrimidine derivatives |
| 3. | ABA | Carotenoid derivative |
| 4. | Gibberellic acid | Terpenes |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIdentify the incorrectly matched pair:
| Scientist | PGR discovery | |
| 1. | Cousins | Ethylene |
| 2. | Kurosawa | Gibberellin |
| 3. | Skoog and Miller | ABA |
| 4. | F. W. Went | Auxin |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyCytokinins do not help in:
1. Production of new leaves
2. Lateral shoot growth
3. Adventitious shoot formation
4. Promotion of apical dominance
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyMatch the following :
| A. IAA | i. Herring sperm DNA |
| B. ABA | ii. Bolting |
| C. Ethylene | iii. Stomatal closure |
| D. GA | iv. Weed-free lawns |
| E. Cytokinins | v. Ripening of fruits |
Options:
| A | B | C | D | E | |
| 1. | iv | iii | v | ii | i |
| 2. | v | iii | iv | ii | i |
| 3. | iv | i | v | iii | ii |
| 4. | v | iii | ii | i | iv |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology| 1. | They were discovered as kinetin, a modified form of adenine. |
| 2. | Zeatin was isolated from corn-kernels and coconut milk. |
| 3. | Kinetin occurs widely in almost all plants. |
| 4. | Natural cytokinins are synthesized in region where rapid cell division occurs. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology- 1(current)
Q. No.
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