Question

Explain the nature of vascular tissue in pteridophytes?

Answer 1

Pteridophytes:

1. The main distinguishing feature of pteridophyta is the presence of vascular tissue for conduction
2. Indeed, pteridophytes are thought to be the first vascular plants to have evolved on Earth.
3. Xylem and phloem are types of vascular tissue.
4. However, these plants have only primitive xylem and phloem.
5. Except for the vessels, all of the elements are present in xylem tissue, Tracheids perform vessel functions.
6. Except for companion cells, phloem tissue possesses all of the elements.
7. Sieve cells function as companion cells.