- 1(current)
Q. No.Choose incorrect statement regarding cells
| 1. | Mycoplasma, the smallest cell, is only 0.3 μm in length while bacteria could be 3 to 5 μm |
| 2. | Hemoglobin associated human cells are about 7μm in diameter |
| 3. | The shape of the cell may not vary with the function they perform |
| 4. | Nerve cells are longest cells |
Choose incorrect statement
1. Leeuwenhoek first saw and described a living cell
2. Robert Brown discovered cell
3. Electron microscope revealed all the structural details of cell
4. A large cell has a higher volume: surface ratio than a smaller cell
Cell is the fundamental structural and functional unit of all living organisms because:
| 1. | Anything less than a complete structure of a cell does not ensure independent living. |
| 2. | The metabolic reactions can only occur inside a living cell. |
| 3. | Nucleic acids present in the cells ensure living state. |
| 4. | The membrane bound organelles cause differentiation for proper functioning. |
Identify the cell organelles labelled as A, B, C and D. Mark the correct option with respect to organelle and its function.
1. A - Major site for synthesis of lipid.
2. B - Performs the function of packaging materials, to be delivered to only intracellular targets.
3. C - Sites of anaerobic respiration.
4. D - Main arena of cellular activities
- 1(current)
Q. No.
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