Transport - Jamb Biology Past Questions and Answers

Question 1:

• JAMB 2019

One of the function of xylem is

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

Question 2:

• JAMB 2019

The function of lenticels is

A. To absorb water from the atmosphere
B. To remove excess water in plant
C. For gaseous exchange
D. To absorb light
E. To store food

Question 3:

• JAMB 2019

A potometer with a leafy shoot weighed 18.9g initially and weighed 17.9g after one hour. From this it follow that

A. The shoot lost 1g of water per hour
B. The potometer water receded at the rate of 1g per hour
C. The shoot absorbed 1g of water per hour
D. The shoot was respiring and lost weight at rate of 1g per hour
E. 1g of water per hour evaporates from the potometer

Question 4:

• JAMB 2019

Which of these tissue serves the function of support and water conduction

A. Sclerenchyma
B. Parenchyma
C. Xylem
D. Collenchymas
E. Phloem

Question 5:

• JAMB 1978

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