Transport - Jamb Biology Past Questions and Answers

Question 26:

• JAMB 1993

Manufactured food in the plant is transported through the

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

Question 27:

• JAMB 1994

The failure of transport and respiratory systems in plants as well as the presence of reddish colour in stems and leaves result from the deficiency of

A. Magnesium
B. Nitrogen
C. Potassium
D. Phosphorus

Question 28:

• JAMB 1994

The phloem parenchyma is sometimes used for

A. Food storage
B. Supporting the stem
C. Production of the sieve tube
D. Transporting water

Question 29:

• JAMB 1995

Secondary thickening in dicotyledonous stem is controlled by the

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

Question 30:

• JAMB 1996

One of the function of xylem is

A. Strengthening the stem
B. Manufacturing food
C. Reducing loss of water
D. Conducting manufactured food
E. Storing unused sugar