Q. Secondary phloem of a dicot root is made up of I. sieve tube II. companion cell III. phloem parenchyma Select the correct option for given statement
A) I and II
B) II and III
C) I and III
D) All of these
Explanation
The secondary phloem is made up of sieve tubes, companion cells and phloem parenchyma. Sclerenchyma fibres are rare. The secondary xylem is formed of vessels, tracheids and xylem parenchyma
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.