Jamb Biology Past Questions For Year 1997
Question 41
the part of the stomach nearer the gullet is called th
- A. epiglottis
- B. cardiac spincter
- C. duodenum
- D. pyloric sphincter
Question 42
The process of deamination is essential for the
- A. digestion of protein
- B. secretion of bile
- C. formation of urea
- D. formation of antibody
Question 43
Stomatal pores open when there is
- A. an increase in the sugar content of guard cells
- B. a decreases in the osmotic concentration of the guard cell
- C. a decrease in the sugar content of mesophyll cells
- D. an increase in the sugar content of mesophyll cells
Question 44
Anaerobic respiration differs from aerobic respiration by the production of
- A. less amount of energy and water
- B. greater amount of energy and alcohol
- C. less amount of energy and alcohol
- D. greater amount of energy and water
Question 45
The element that is essential for the coagulation of blood is
- A. potassium
- B. calcium
- C. phosphorus
- D. iron
