At the root apex the cells of the meristematic region are not characterized by:-
1. Being rich in protoplasm
2. Abundant plasmodesmatal connections
3. A cell wall that is primary in nature
4. Having small inconspicuous nuclei
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe growth of a root elongating at a constant rate will be represented by:
1. A only
2. B only
3. Both A and B
4. Neither A nor B
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyConsider the following statements regarding growth in plants -
I: | Cell enlargement requires water. |
II: | Oxygen helps in releasing metabolic energy for growth activities. |
III: | Nutrients are required for synthesis of protoplasm and act as source of energy. |
Which of the above statements are true?
1. | I and II only | 2. | I and III only |
3. | II and III only | 4. | I, II, and III |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyGrowth can be measured in various ways. Which of these can be used as parameters to measure growth?
1. increase in cell number
2. increase in cell size
3. increase in length and weight
4. All of these
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology