FORM AND FUNCTIONS - Jamb Biology Past Questions and Answers

Question 756:

• JAMB 2004

The anaerobic fermentation of a glucose molecule yields

A. 38 ATP molecules
B. 2 ATP molecules and alcohol
C. Pyruvic acid and alcohol
D. Water and carbon (IV) oxide

Question 757:

• JAMB 2004

The opening of the stoma is controlled by the

A. Presence of a pore
B. Increase in solute concentration in the guard cells
C. Presence of guard cells
D. Decrease in solute concentration in the guard cells

Question 758:

• JAMB 2004

The sweat gland is the structure labelled

A. I
B. II
C. III
D. IV

Question 759:

• JAMB 2004

The function of the part labelled III is to

A. Contract to pull the hair erect
B. Conduct nervous impulses
C. Carry blood and nitrogenous waste
D. Produce oil for the skin

Question 760:

• JAMB 2004

The type of reproduction that is common to both Hydra and yeast

A. Conjugation
B. Binary fission
C. Grafting
D. Budding