Q. Secondary xylem and phloem in dicot stem are produced by
A) Phellogen
B) Vascular cambium
C) Apical meristems
D) Axillary meristems
Explanation
[Solution] The vascular cambium cuts off secondary xylem inwards and secondary phloem outwards. Answer (2).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.