Question

You are given a fairly old piece of dicot stem and a dicot root. Which of the following anatomical structures will you use to distinguish between the two?

A. Secondary xylem

B. Secondary phloem

C. Protoxylem

D. Cortical cells

Answer : Protoxylem

Releted Question 1

Regeneration of damaged growing grass following grazing is largely due to:

A. Secondary meristem

B. Lateral meristem

C. Apical meristem

D. Intercalary meristem

Releted Question 2

A. Water only

B. Water and mineral salts only

C. Water, mineral salts and some organic nitrogen only

D. Water, mineral salts, some organic nitrogen and hormones

Releted Question 3

A. Elongation

B. root cap

C. Meristematic activity

D. Maturation

Releted Question 4

A. Collenchyma

B. Phellem

C. Phloem

D. Xylem parenchyma