Q. Growth rings are formed due to activity of
A) Extrastelar cambium
B) Intrastelar cambium
C) Interstelar cambium
D) Both (b) and (c)
Explanation
Intrastelar cambium is the cambium present between xylem and phloem (i.e., within the stele), and the interstelar cambium, is present between steles (vascular bundle) and show growth rings formation.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.