(Q).
Q: Asthma, pneumonia, and emphysema are diseases of what system? Choices: - reproductive - pulmonary - digestive - respiratory A:
(A).
respiratory

(Q).
Q: What kind of weather change do la nina years usually bring? Choices: - heat - Mass amounts of snow - moisture - drought A:
(A).
drought

(Q).
Q: Name the one metal that melts below room temperature? Choices: - aluminum - gold - bronze - mercury A:
(A).
mercury