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Q. No.Vernalisation is:
1. Low pH treatment
2. Low temp treatment
3. High temp treatment
4. High pH treatment
Subtopic: Vernalization (OLD NCERT) |
92%
From NCERT
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Subtopic: Growth Hormones & Auxin |
69%
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Induction of flowering by low temperature treatment is?
1. vernalization
2. cryobiology
3. photoperiodism
4. pruning
1. vernalization
2. cryobiology
3. photoperiodism
4. pruning
Subtopic: Vernalization (OLD NCERT) |
92%
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The bioassay of auxin is?
1. Avena curvature
2. callus formation
3. culture of fungus
4. seed dormancy
1. Avena curvature
2. callus formation
3. culture of fungus
4. seed dormancy
Subtopic: Growth Hormones & Auxin |
85%
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The bioassay of auxin is?
1. avena curvature test
2. callus formation
3. culture of fungus
4. seed dormancy
1. avena curvature test
2. callus formation
3. culture of fungus
4. seed dormancy
Subtopic: Growth Hormones & Auxin |
95%
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Subtopic: Abscisic Acid |
76%
From NCERT
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Subtopic: Growth Hormones & Auxin |
91%
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Consider the given two statements:
1. Statement I is correct; Statement II is incorrect
2. Statement I is correct; Statement II is correct
3. Statement I is incorrect; Statement II is incorrect
4. Statement I is incorrect; Statement II is correct
| Statement I: | Development in plants is the sum of two processes: growth and differentiation. |
| Statement II: | The development of a mature plant from a zygote (fertilised egg) follows a precise and highly ordered succession of events. |
1. Statement I is correct; Statement II is incorrect
2. Statement I is correct; Statement II is correct
3. Statement I is incorrect; Statement II is incorrect
4. Statement I is incorrect; Statement II is correct
Subtopic: Growth |
91%
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The form of growth wherein new cells are always being added to the plant body by the activity
of the meristem is called the:
1. closed form of growth.
2. open form of growth.
3. determinate form of growth
4. positive form of growth.
of the meristem is called the:
1. closed form of growth.
2. open form of growth.
3. determinate form of growth
4. positive form of growth.
Subtopic: Growth |
94%
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Which of the following, principally, contribute to the elongation of the plants along their axis?
1. Only I and II
2. Only III and IV
3. Only I and III
4. Only II and IV
| I: | Root apical meristem |
| II: | Shoot apical meristem |
| III: | Vascular cambium |
| IV: | Cork-cambium |
1. Only I and II
2. Only III and IV
3. Only I and III
4. Only II and IV
Subtopic: Growth |
88%
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