| Diffusion | Osmosis | |
| 1. | It occurs in any medium. | It occurs in liquid medium only. |
| 2. | Diffusing molecules may be solid, liquid or gaseous solutes. | It involves movement of solvent molecules only. |
| 3. | Semipermeable membrane is not required. | Semipermeable membrane is required. |
Question
Differentiate between diffusion and osmosis.
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