Difference between Diffusion and Osmosis
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Q.
What is osmosis? Is it a special type of diffusion?
Q.
Differentiate between members of each of the following pairs with reference to the phrases in brackets.
- Osmosis and diffusion (flow of solvent molecules).
Q. Which of the following statements is true w.r.t both osmosis and diffusion
- Does not require external energy to drive these processes
- Occurs in both living and non-living systems
- Takes place along the concentration gradient.
- All of these
Q. Which of the following is true w.r.t diffusion and not osmosis
- Movement of solid, liquid and gas
- Movement of solvent only.
- Movement of water across a membrane
- Movement molecules need not involve a membrane.
Q. Which of the following is not example of diffusion
- A tea bag placed in water infusing
- Smell of the perfume spreading
- raisins placed in water swell.
- Food colouring dropped in water