(Q).
Q: Do motile cilia usually occur in small or large numbers on the cell surface? Choices: - neither - mixed - small - large A:
(A).
large

(Q).
Q: Members of the genus trypanosoma are flagellate protozoa that cause what? Choices: - cancer - hypertension - mutations - sleeping sickness A:
(A).
sleeping sickness

(Q).
Q: What do people build to protect areas from floods? Choices: - reinforced walls - drains - sewers - dams A:
(A).
dams