Advertisements
Advertisements
प्रश्न
Distinguish between the following pairs of science :
Prokaryotes and eukaryotes
फरक स्पष्ट करा
Advertisements
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. |
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
APPEARS IN
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 is a prokaryotic cell different from a eukaryotic cell?
How does an Amoeba obtain its food?
What do you mean by prokaryotic cells?
Most organelles in an eukaryotic cell is found in the
Prokaryotes were the first form of life on earth.
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 :_______
The first cell formed in the earth ______.
Amoeba and Paramecium belong to which category of organisms?
