| Question | Answer |
| Which step in the treatment of waste water uses bacteria or other microorganisms to consume the organic material? | uu
|
What is an example of non-point source pollution? | pppp
| What happens to the amount of dissolved oxygen when organic waste is added to water? | jjjjj
| What is an example of point source pollution? | hhhh
| What is the largest use of water in US homes? | hhhh
| What are the effects of thermal pollution? | hhh
| What happens to dissolved oxygen levels as temperatures decrease? | hhh
| What is Biological Oxygen Demand? When would it be high? | ll
| What is sludge? | kk
| What type of country would have a high rate of disease causing water pollution? | jj
| What is the most common type of oxygen demanding waste? | hh
| What is an example of an inorganic water pollutant | hh?
| What does fecal coliform tell scientists? | ll
| Is fecal coliform harmful to humans? | ll
| What is an example of something that would cause sediment pollution? | ll
| What is one environmental effect of sediment pollution on an ecosystem? | ll
| What is a HAB? | ll
| What type of process is primary sewage treatment and what does it remove from the water? | k
| What type of process is secondary sewage treatment and what does it remove from the water? | J
| What does tertiary sewage treatment remove from sewage water? | k
| Explain why a community may plant an artificial wetland. | l
| Does San Antonio have tertiary sewage treatment? | k |
