1993 - WAEC Biology Past Questions and Answers - page 2
Which of the following blood vessels carries oxygenated blood into the heart?
The conditions that ensure successful exchange of gases in multicellular organisms include the following except
The respiratory organ found in the cockroach is the
Which of the following structures functions as an excretory, system found in flatworm?
Which of the following organs is associated with deamination of proteins?
Ultrafiltration in the kidney takes place in the
When an axon is at rest, the concentration of ions on either side of the membrane are different. Which of the following is correct about the concentrations ions on either side of the membrane?
The groups of sensory cells found on the upper surface of the tongue are called
Which type of eye defect IS illustrated in the diagram above?
This defect can be corrected by the use of