Jamb Biology 1981 Past Questions and Answers

Question 11:

• JAMB 1981

Which of the following is NOT a function of the liver?

A. Regulation of blood sugar
B. Storage of iron
C. Formation of bile
D. Breakdown of excess amino acids
E. Excretion of urea from the blood

Question 12:

• JAMB 1981

Spirogyra reproduces vegetatively by

A. Spore production
B. Fragmentation
C. Multiple fission
D. Budding
E. Binary fission

Question 13:

• JAMB 1981

Which of the following instruments is used to demonstrate the response of roots and shoots to gravity?

A. Klinostat
B. Manometer
C. Porometer
D. Potometer
E. Photometer

Question 14:

• JAMB 1981

Milk protein is hydrolyzed by

A. Renin
B. Amylase
C. Lipase
D. Lactase
E. Pepsin

Question 15:

• JAMB 1981

The rate of transpiration of a leafy shoot would be highest under

A. Damp, cold, still air
B. Damp, warm, moving air
C. Dry, warm, moving air
D. Dry, cold, moving air
E. Dry, warm, still air