- 1(current)
Q. No.Read the following statements on plant growth and development.
Choose the option with all correct statements:
| A. | Parthenocarpy can be induced by auxins. |
| B. | Plant growth regulators can be involved in promotion as well as inhibition of growth |
| C. | Dedifferentiation is a pre-requisite for re-differentiation. |
| D. | Abscisic acid is a plant growth promoter. |
| E. | Apical dominance promotes the growth of lateral buds. |
| 1. | A, D, E only |
| 2. | B, D, E only |
| 3. | A, B, C only |
| 4. | A, C, E only |
Subtopic: Â Auxin Function |Â Abscisic Acid |Â Differentiation, Dedifferentiation and Redifferentiation |
 73%
Level 2: 60%+
NEET - 2025
Please attempt this question first.
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Please attempt this question first.
Formation of interfascicular cambium from fully developed parenchyma cells is an example of
| 1. | Redifferentiation | 2. | Dedifferentiation |
| 3. | Maturation | 4. | Differentiation |
Subtopic: Â Differentiation, Dedifferentiation and Redifferentiation |
 74%
Level 2: 60%+
NEET - 2024
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In tissue culture experiments, leaf mesophyll cells are put in a culture medium to form callus. This phenomenon may be called as
| 1. | Senescence | 2. | Differentiation |
| 3. | Dedifferentiation | 4. | Development |
Subtopic: Â Differentiation, Dedifferentiation and Redifferentiation |
 58%
Level 3: 35%-60%
NEET - 2023
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The living differentiated cells, that lost the capacity to divide anymore, can regain the capacity of division under certain conditions. This phenomenon is termed as:
| 1. | Redifferentiation | 2. | Maturation |
| 3. | Differentiation | 4. | Dedifferentiation |
Subtopic: Â Differentiation, Dedifferentiation and Redifferentiation |
 75%
Level 2: 60%+
NEET - 2022
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The phenomenon by which the undividing parenchyma cells start to divide mitotically during plant tissue culture is called as :
1. Differentiation
2. Dedifferentiation
3. Redifferentiation
4. Secondary growth
1. Differentiation
2. Dedifferentiation
3. Redifferentiation
4. Secondary growth
Subtopic: Â Differentiation, Dedifferentiation and Redifferentiation |
 75%
Level 2: 60%+
NEET - 2022
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- 1(current)
Q. No.
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