Complete the following sentences with appropriate words :
1. Raisin swells up when kept in a ....... solution.
2. Water and mineral salts absorbed by root is known as .......
3. The condition opposite to turgid is .......
4. Diffusion is the movement of molecules fro m a region of their ........... concentration to the region of their ......... concentration.
5. Osmosis in the diffusion of ....... molecules from the region of higher ........ potential to that of lower potential across a S.P.M.
6. Wilting and drooping of leaves is due to loss of ........