Jamb Biology Past Questions For Year 2004
Question 21
All living cells require water because it
- A. is a medium for all metabolic reactions
- B. is a medium that neutralizes the acids in cells
- C. is the main source of energy for the cell
- D. prevents the development of dieseases in cells
Question 22
The type of reproduction that is common to both Hydra and yeast
- A. conjugation
- B. binary fission
- C. grafting
- D. budding
Question 23
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 24
The sweat gland is the structure labelled
- A. I
- B. II
- C. III
- D. IV
Question 25
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
