Waec Biology 1989 Past Questions and Answers

Question 21:

• WAEC 1989

The upward movement of the sap in the xylem vessel is brought about by

A. Transpiration stream
B. Guttation
C. Capillarity
D. Osmosis
E. Cohesion.

Question 22:

• WAEC 1989

The piece of bone represented in the diagram is found in the

A. Pelvic region
B. Pectoral girdle
C. Vertebral column
D. Skull
E. Thoracic region

Question 23:

• WAEC 1989

The part labelled I is the

A. Lumbar
B. Sacrum
C. Ilium
D. Pubis
E. Coccyx

Question 24:

• WAEC 1989

The bone that articulates with the part labelled III is the

A. Humerus
B. Femur
C. Tibia
D. Sacrum
E. Fibula

Question 25:

• WAEC 1989

Which of the following organisms is at the tissue level of organization?

A. Euglena
B. Paramecium
C. Volvox
D. Hydra
E. Chlamydomonas.