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Q. No.Heterophyllous development due to environment is an example of:-
1. Developmental noise
2. Norm of the reaction
3. Convergence
4. Plasticity
Subtopic: Â Development |
 94%
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Plants follow different pathways in response to environment or phases of life to form different kinds of structures. This ability is called:
| 1. | Plasticity | 2. | Maturity |
| 3. | Elasticity | 4. | Flexibility |
Subtopic: Â Development |
 91%
From NCERT
NEET - 2021
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Different types of leaves in different phases of life in cotton, coriander and larkspur are an example of:
1. Pleiotropy
2. Phenotypic plasticity
3. Developmental noise
4. Polygenic trait
1. Pleiotropy
2. Phenotypic plasticity
3. Developmental noise
4. Polygenic trait
Subtopic: Â Development |
 90%
From NCERT
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Which one of the following plants does not show plasticity?
1. Maize
2. Cotton
3. Coriander
4. Buttercup
1. Maize
2. Cotton
3. Coriander
4. Buttercup
Subtopic: Â Development |
 84%
From NCERT
NEET - 2022
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The phenomenon of heterophily:
| 1. | Is found in cotton, coriander, larkspur and buttercup |
| 2. | Is an example of platicity |
| 3. | Occurs as a result of development or in response to environment |
| 4. | All are correct |
Subtopic: Â Development |
 94%
From NCERT
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| Assertion (A): | Development is the sum total of growth and differentiation. |
| Reason (R): | Development is controlled by extrinsic factors as well as intrinsic factors. |
Choices for Assertions and reasons:
| 1. | Both (A) and (R) are true and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are true, but (R) is not the correct explanation of (A). |
| 3. | (A) is true, but (R) is false. |
| 4. | Both (A) and (R) are false. |
Subtopic: Â Development |
 72%
From NCERT
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External stimuli would be received most quickly by a plant cell if the receptors for signal transduction were located in the
1. plasma membrane
2. cytoplasmic matrix.
3. endoplasmic reticulum
4. nuclear membrane
1. plasma membrane
2. cytoplasmic matrix.
3. endoplasmic reticulum
4. nuclear membrane
Subtopic: Â Growth Terminology |Â Development |
 67%
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The ability of plants to follow different pathways in response to environment leading to formation of different kinds of structures are called :
1. Redifferentiation
2. Development
3. Plasticity
4. Differentiation
1. Redifferentiation
2. Development
3. Plasticity
4. Differentiation
Subtopic: Â Development |
 92%
From NCERT
NEET - 2022
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| Assertion (A): | In an organism anabolism and catabolism take place simultaneously. |
| Reason (R): | Senescence occurs when there is an increase in the rate of anabolism with respect to catabolism. |
| 1. | Both (A) and (R) are True and (R) correctly explains (A) |
| 2. | Both (A) and (R) are True but (R) does not correctly explains (A) |
| 3. | (A) is True but (R) is False |
| 4. | Both (A) and (R) are False |
Subtopic: Â Growth |Â Development |
 56%
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All the following plants exhibit difference in shape of leaves in juvenile and in mature phase of their life cycle except:
1. Cotton
2. Coriander
3. Larkspur
4. Buttercup
1. Cotton
2. Coriander
3. Larkspur
4. Buttercup
Subtopic: Â Development |
 77%
From NCERT
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