Waec Biology 2002 Past Questions and Answers

Question 11:

• WAEC 2002

The following are methods of measuring plant growth except

A. Determining the fresh and dry weights of the plant
B. Counting the number of fruits produced
C. Measuring the increase in height of the shoot
D. Measuring the length and breadth of a leaf.

Question 12:

• WAEC 2002

Which of the following will ease the friction between the ends of bones in a movable joint?

A. Serum
B. Tissue
C. Blood plasma
D. Synovial fluid.

Question 13:

• WAEC 2002

Diffusion is most effective in living organisms, when the surface area is

A. Large and the thickness is also large
B. Small while the thickness is large
C. Large while the thickness is small
D. The same as its thickness.

Question 14:

• WAEC 2002

The function of the red blood cells is to

A. Engulf invading bacteria
B. Aid in protein formation
C. Transport oxygen to the cells
D. Control blood glucose level

Question 15:

• WAEC 2002

Which of the following is used to measure the rate of water uptake in plants?

A. Potometer
B. Hydrometer
C. Hygrometer
D. Aspirator