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प्रश्न
Distinguish between the following pairs of science :
Prokaryotes and eukaryotes
अंतर स्पष्ट करें
उत्तर
| Prokaryotes | Eukaryotes |
| (i) Organisms with cells containing a primitive, undefined nucleus are called prokaryotes. | (i) Organisms with cells containing a well-defined nucleus with a nuclear membrane are called eukaryotes. |
| (ii) They contain small ribosomes. | (ii) They contain larger ribosomes. |
| (iii) They lack other cell organelles. | (iii) They contain other cell organelles. |
| (iv) Examples: Bacteria, blue-green algae | (iv) Examples: Euglena, Human beings. |
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संबंधित प्रश्न
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 is 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. |
____________ |
How does an Amoeba obtain its food?
Distinguish between prokaryotic and enkaryotic cells
What do you mean by prokaryotic cells?
Most organelles in an eukaryotic cell is found in the
Match the following
| 1. | Control center | Energy producer |
| 2. | Food producer (Plant cell) | Mitochondria |
| 3. | Gate of the nucleus | Nucleus |
| 4. | Gate of the cell | Chloroplasts |
| 5. | Energy producer | Nuclear membrane |
Analogy
Prokaryote : Bacteria :: Eukaryote :_______
Which one is the prokaryotic cell among the following?
The prokaryotic cell type of nucleus is called ______.
Amoeba and Paramecium belong to which category of organisms?
