Q- What types of cells are present only in xylem? State one difference between them.
Answer- The two types of cells that are present only in xylem are:
1. Tracheids
2. Vessels
The main difference between Tracheids and vessels are as follows:
1. Tracheids are unicellular and have tapering ends while vessels are multicellular and have perforated ends.
Easy way to draw labelled diagram of Xylem tissue: