Chapter 14 Review

1. Microorganisms in human intestines that are an indicator species for potentially harmful microorganisms in with contaminated sewage.
3. Nonchemical water pollution that causes a change in the temperature of water.
5. When streams, rivers, lakes, oceans, or groundwater are contaminated with substances produced through human activities.
8. The amount of oxygen water uses over time at differnt temperatures.
9. Legislation that supports the protection of water by maintaining and restoring the chemical, physical, and biological properties of surface waters.
14. The standard for safe drinking water established by the EPA.
16. Legislation that sets the national standards for safe drinking water
17. Harmful chemicals used for rocket fuel.
18. The solid waste material that comes from wastewater.
19. A dramatic change in water temperature that can kill organisms.
20. A species that indicates if disease-causing pathogens are going to be present.
21. An area of water with extremely low oxygen and very little life.
22. A large container that receives wastewater from a house.
24. Acids deposits on Earth that attach to the surfaces of plants, soil, and water.

2. When a body of water becomes very rich in nutrients.
4. Pond lined with rubber built to handle manure produced by livestock.
6. A distinct location where pollution is produced
7. A small and simple sewage treatment system that is made up of a septic tank and a leach field used for homes in rural areas.
10. A point that is harder to identify and produce
11. Produced by livestock and human activities, including human sewage from toilets.
12. Part of a septic system that is made up of underground pipes below the surface of the ground.
13. An increase in fertility in a body of water.
15. tiny plastic particles that are from commercial product development and the breakdown of larger plastics.
22. A layer of clear water in the middle of a septic tank.
23. Industrial compounds used to manufacture plastics and are dangerous