The significance of osmosis in plants are :
1. Osmosis helps in absorption of water by plants.
2. The turgidity of plant organs is dependent on water which is absorbed due to osmosis.
3. Movement of water from one cell to another is due to osmosis.
4. The resistance of plants to drought and frost is brought about by osmosis.
5. Opening and closing of stomata is brought about by osmosis.
6. Expansion of cells is dependent upon turgidity.