CBSE Class 9 Science
Question 15 of 19
The Fundamental Unit of Life — Question 1
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Question Question 1
Fill in the gaps in the following table illustrating differences between prokaryotic and eukaryotic cells.
| Prokaryotic Cell | Eukaryotic Cell |
|---|---|
| 1. Size : generally small ( 1-10 μm) 1 μm = 10-6 m | 1. Size: generally large ( 5-100 μm) |
| 2. Nuclear region: ............... and known as ............... | 2. Nuclear region: well defined and surrounded by a nuclear membrane |
| 3. Chromosome: single | 3. More than one chromosome |
| 4. Membrane-bound cell organelles absent | 4. ............... |
| Prokaryotic Cell | Eukaryotic Cell |
|---|---|
| 1. Size : generally small ( 1-10 μm) 1 μm = 10-6 m | 1. Size: generally large ( 5-100 μm) |
| 2. Nuclear region: Not membrane bound and known as nucleoid. | 2. Nuclear region: well defined and surrounded by a nuclear membrane |
| 3. Chromosome: single | 3. More than one chromosome |
| 4. Membrane-bound cell organelles absent | 4. Membrane-bound cell organelles present |