Which is NOT a way to test water quality?

A. Salinity
B. pH
C. Dissolved Oxygen
D. Humidity

In measuring pH scientifically there are several ways like. Which of these are not the uses of measuring?

A. Lithmus paper or colorimeteric
B. a pH comparator portable pH meter
C. Hach kit or its equivalent
D. Chicken manure

What does pH read?

A. oxygen
B. Acidity and basicity
C. salt
D. Particulates

Oxygen in the water comes from the atmosphere and?

A. Plants
B. Animals
C. Teenage mutant ninja turtles
D. fish breathing

What sources of animals is oxidized to nitrate and less harmful nitrate in oxygenated waters?

A. Death of phytoplankton bloom
B. Denitrification
C. Excretion of aquatic organism
D. Ammonia