1.Water enters into the xylem from the root hair through the

2.Semi permeable membrane used in the thistle funnel experiment is

3.outer cell wall of roots is made up of

4.The movement of molecules of liquids, gases or solutes from the regions of higher concentration to regions of lower concentration until the molecules are evenly distributed through the available space is known as

5.The difference between osmosis and diffusion lies in the presence of