Question

1. Neatly, draw two cross sections showing differences in the arrangements of the vascular tissue found in a dicot herbaceous stem and a six year old dicot woody stem. Identify the following tissues if they are present: ground tissue (soft support), vascular tissue (both primary and secondary conducting tissues), wood, bark, seasonal growth rings, pith rays. (be complete)

2. Color code and explain the location of the living functional vascular tissue and location and function of the different cambiums present in both cross sections.

3. Explain how these growth rings are formed during the growth of a tree.

Can the drawings be in detail please!

Answer 1

3. The secondary xylem in the stems consists of concentric layers and each one represents a seasonal increment. These are called as annual rings or growth rings. They represent the amount of wood produced during one growing season.