Water Treatment Operator Certification Study
Guide (AWWA) questions and answers graded A+
1. A continuously flowing watercourse Perennial Stream
2. Algae causes PH to ....... at night Decrease
3. What contributes to creation of algae blooms Increased nutrients
4. Iron is found mostly in what sources of water Groundwater
5. Also called the rule of reasonable sharing Riparian Doctrine
6. Water high in salinity and warm is Low in dissolved oxygen
7. Reservoir turnover Denser water at
surface sinking toward
the bottom
8. Water that flows into rivers after rainfall Surface runott
9. Recreation can ....... of land adjacent to a reservoir increase the threat of
ero-
sion
10. Water bearing geological zone composed of
material deposited by flowing rivers Alluvial aquifer
11. What effect will algae have on dissolved oxygen Increase DO during the
day and lower DO
during the night
12. How does alkalinity effect the use of copper sulfate Copper sulfate is more
ef-
fective as alkalinity de-
creases
13. The amount of water in a formation depends on..... The porosity of the wa-
ter-bearing formation
1/
9
, Water Treatment Operator Certification Study
Guide (AWWA) questions and answers graded A+
14. What enables blue green algae to grow Nutrients
2/
9
Guide (AWWA) questions and answers graded A+
1. A continuously flowing watercourse Perennial Stream
2. Algae causes PH to ....... at night Decrease
3. What contributes to creation of algae blooms Increased nutrients
4. Iron is found mostly in what sources of water Groundwater
5. Also called the rule of reasonable sharing Riparian Doctrine
6. Water high in salinity and warm is Low in dissolved oxygen
7. Reservoir turnover Denser water at
surface sinking toward
the bottom
8. Water that flows into rivers after rainfall Surface runott
9. Recreation can ....... of land adjacent to a reservoir increase the threat of
ero-
sion
10. Water bearing geological zone composed of
material deposited by flowing rivers Alluvial aquifer
11. What effect will algae have on dissolved oxygen Increase DO during the
day and lower DO
during the night
12. How does alkalinity effect the use of copper sulfate Copper sulfate is more
ef-
fective as alkalinity de-
creases
13. The amount of water in a formation depends on..... The porosity of the wa-
ter-bearing formation
1/
9
, Water Treatment Operator Certification Study
Guide (AWWA) questions and answers graded A+
14. What enables blue green algae to grow Nutrients
2/
9
