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Q. No.Cell is the fundamental structural and functional unit of all living organisms. This statement can be best justified by the fact that:
| 1. | The cells contain nucleic acids that contain genetic information |
| 2. | A large number of organelles present in the cell perform various functions |
| 3. | Anything less than a complete structure of a cell does not ensure independent living |
| 4. | All multi-cellular organisms begin their life as a single celled zygote |
Subtopic: Introduction to Cell | Cell Organisation |
75%
From NCERT
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All prokaryotic cells:
1. have a cell wall.
2. can fix atmospheric nitrogen.
3. lack a nuclear membrane.
4. can survive in the absence of oxygen.
1. have a cell wall.
2. can fix atmospheric nitrogen.
3. lack a nuclear membrane.
4. can survive in the absence of oxygen.
Subtopic: Cell Organisation |
92%
From NCERT
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Which of the following is a key difference between prokaryotic and eukaryotic cells?
| 1. | Only eukaryotic cells contain a cell membrane. |
| 2. | Prokaryotic cells have membrane-bound organelles, while eukaryotic cells do not. |
| 3. | Eukaryotic cells have a well-defined nucleus, while prokaryotic cells do not. |
| 4. | Prokaryotic cells are generally larger than eukaryotic cells. |
Subtopic: Cell Organisation |
97%
From NCERT
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Match the following cell types with their average sizes given in the NCERT diagram:
1. A-iii, B-iv, C-ii, D-i
2. A-ii, B-i, C-iv, D-iii
3. A-iii, B-i, C-ii, D-iv
4. A-iv, B-iii, C-i, D-ii
| Column I | Column II | ||
| A | Human Red Blood Cell | i | 0.1-0.5 µm |
| B | Bacteria | ii | 20-30 µm |
| C | Yeast | iii | 7-8 µm |
| D | Virus | iv | 1-2 µm |
1. A-iii, B-iv, C-ii, D-i
2. A-ii, B-i, C-iv, D-iii
3. A-iii, B-i, C-ii, D-iv
4. A-iv, B-iii, C-i, D-ii
Subtopic: Cell Organisation |
93%
From NCERT
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Q. No.
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