REHS Mixed questions Flashcards
1
Q
Define Mortality
A
Frequency of death rate
2
Q
Define Morbidity
A
Frequency of disease rate
3
Q
What rat is known as the sewer rat?
A) Norway rat (Rattus norvegicus)
B) Roof rat
C)House Mouse
A
A) Norway rat (Rattus Norvegicus)
4
Q
Sodium carbonate is used to
a) kill algae
b) lower pH
c) stabilize chlorine
d) raise pH
A
D) Raise pH
5
Q
A
