Q. No.
This picture suggests that
1.
Tip of the coleorrhiza is the source of Auxin
2.
Tip of coleoptile is the source of Auxin
3.
Base of coleoptile is the source of Auxin
4.
Base of coleorrhiza is the source of Auxin
Subtopic: Growth Hormones & Auxin |
93%
From NCERT
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Here arrows indicate
| 1. | Source of Auxin |
| 2. | Direction of bending |
| 3. | Direction of light |
| 4. | Direction of cap removal |
Subtopic: Growth Hormones & Auxin |
73%
From NCERT
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Foolish Seedling-
Find the odd one.
| 1. | Bakane |
| 2. | Disease of Rice seedlings |
| 3. | Caused by viral pathogen |
| 4. | Gibberella fujikuroi |
Subtopic: Gibberellin |
85%
From NCERT
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E. Kurosawa
| 1. | Reported the appearance of symptoms of the disease in rice seedlings |
| 2. | In 1926 |
| 3. | Used sterile filtrates of the fungus |
| 4. | All of these |
Subtopic: Gibberellin |
96%
From NCERT
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Find the incorrect statement.
F. Skoog and his co-workers obeserved that
| 1. | Callus proliferated only if Auxin is there |
| 2. | Callus proliferated only if Auxin + extracts of vascular tissue was there |
| 3. | Callus proliferated only if Auxin + Yeast extract was there |
| 4. | Callus proliferated only if Auxin + coconut milk/DNA was there |
Subtopic: Cytokinin |
57%
From NCERT
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Cytokinesis promoting substance was crystallised by
| 1. | Skoog and Darwin | 2. | Skoog and Miller |
| 3. | Kurosawa | 4. | Cousins |
Subtopic: Cytokinin |
88%
From NCERT
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Kinetin term was used for …..by…
| 1. | Cytokinins, Darwin |
| 2. | Cytokinin, Skoog And Miller |
| 3. | ABA, Darwin |
| 4. | ABA, F. Skoog |
Subtopic: Cytokinin |
96%
From NCERT
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Subtopic: Abscisic Acid |
97%
From NCERT
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Three independent researches reported which of the following PGR?
| 1. | ABA | 2. | Ethylene |
| 3. | Auxin | 4. | Cytokinin |
Subtopic: Abscisic Acid |
77%
From NCERT
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During mid 1960s, the purification and chemical characterisation of which of the following PGR was performed?
(1) ABA
(2) GA
(3) Auxin
(4) Cytokinins
Subtopic: Abscisic Acid |
73%
From NCERT
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