Plant vascular system - Jamb Biology Past Questions and Answers

Question 16:

• JAMB 2000

Peripherals arrangement of vascular tissues in dicots is a characteristic of the internal structure of the

A. Leaf
B. Petiole
C. Stem
D. Root

Question 17:

• JAMB 2002

The supporting tissue in xylem is most poorly developed in

A. Mangrove swamp plants
B. Grassland plants
C. Submerged water plants
D. Desert plants

Question 18:

• JAMB 2002

The structure labelled I represented the

A. Phloem
B. Xylem
C. Cortex
D. Pericycle

Question 19:

• JAMB 2004

The absence of special food and water-conducting systems restricts the body size in

A. Algae, liverworts and mosses
B. Liverworts, mosses and ferns
C. The bryophytes and the pteridophytes
D. The thallophytes and pteridophytes

Question 20:

• JAMB 2010

Use the diagram above to answer this question.The movement of material in the xylem and phloem tissues of the plant are represented by the arrows labelled

A. Lll and IV respectively
B. Ll and l respectively
C. L and ll respectively
D. L and lll respectively