<p> APES Chapter 18 Week 1 quiz</p><p>1. Of the following organisms, the group that is least </p><p> likely to cause disease is</p><p> a. Bacteria</p><p> b. Protozoa</p><p> c. Algae</p><p> d. Parasitic worms</p><p>2. For drinking water, the WHO recommends a level of ____</p><p> coliform bacteria colonies per 100 mls of water?</p><p> a. 0</p><p> b. 5</p><p> c. 10</p><p> d. 100</p><p> e. 1000</p><p>3. A body of water can be depleted of its oxygen by</p><p> a. Viruses and parasitic worms</p><p> b. Organic wastes</p><p> c. Sediments and suspended matter</p><p> d. Organic compounds such as oil</p><p> e. Heavy metals</p><p>4. Which of the following are a point source of water pollution?</p><p> a. Oil tanker</p><p> b. Livestock feedlots</p><p> c. Urban lands</p><p> d. Croplands e. Logged forests</p><p>5. The leading cause of water pollution comes from</p><p> a. Agricultural activities</p><p> b. Industry</p><p> c. Households</p><p> d. Sewage</p><p> e. Land erosion</p><p>6. Oxygen sag curves </p><p> a. May occur during spring floods</p><p> b. Occur when oxygen-demanding wastes are added to the water</p><p> c. Develop in fast-flowing rivers</p><p> d. May occur upstream from a sewage treatment plant</p><p> e. Are positive for aquatic species</p><p>7. The book tells the story of Ohio’s Cuyahoga River that</p><p> a. Has no oxygen</p><p> b. Has no fish</p><p> c. Caught fire and burned for days</p><p> d. Floods 3 times per year</p><p> e. Has no coliform bacteria in it at all</p><p>8. According to the WHO, what % of rivers in the world are</p><p> heavily polluted?</p><p> a. 1% b. 10%</p><p> c. 50%</p><p> d. 75%</p><p> e. 100%</p><p>9. Which river is polluted from throwing ashes of the dead into it?</p><p> a. Guadalupe</p><p> b. Amazon</p><p> c. Thames</p><p> d. Ganges</p><p> e. Frio</p><p>10. What is the Clean Water Act of 1969?</p><p> a. Protesting dirty rivers</p><p> b. Overfishing the ocean</p><p> c. Establishes health related goals to make all surface waters safe for fishing and swimming</p><p> d. Going to cremate himself and be put in the Thames</p><p> e. Study ecoli polluted rivers</p><p>11. Which of the following water sources does the book say is the most vulnerable to contamination?</p><p> a. The ocean</p><p> b. Rivers</p><p> c. Streams</p><p> d. Lakes</p><p> e. Wetlands</p><p>12. Eutrophication is caused by all of the following EXCEPT a. Farmland</p><p> b. Uranium mining</p><p> c. Animal feedlots</p><p> d. Sewage</p><p> e. Fertilized yards</p><p>13. All of the following are ways to deal with eutrophication EXCEPT</p><p> a. Ban or limit household detergents</p><p> b. Treat waste to remove nitrates and phosphates</p><p> c. Reduce nutrient runoff</p><p> d. Control plant growth with herbicides and algaecides</p><p> e. Discharge untreated municipal sewage into rivers</p><p>14. The case study in the text book was about</p><p> a. The great lakes</p><p> b. The Cayuhoga River</p><p> c. The Rio Grande</p><p> d. The Dead Sea</p><p> e. The Aral Sea</p><p>15. All of the following are reasons it is hard to clean up contaminated</p><p> groundwater EXCEPT</p><p> a. Groundwater flows slowly</p><p> b. Groundwater has low levels of dissolved oxygen</p><p> c. Groundwater is usually cold </p><p> d. Contaminants are not diluted effectively</p><p> e. Groundwater is non renewable 16. Leaking underground storage tanks have become a problem to our</p><p> a. Lakes</p><p> b. Rivers</p><p> c. Groundwater</p><p> d. Ocean</p><p> e. Wetlands</p><p>.</p><p>17. According to the WHO, more than 112 million people have </p><p> drinking water contaminated with</p><p> a. Lead</p><p> b. Mercury</p><p> c. PCB’s</p><p> d. Arsenic</p><p> e. Oil</p><p>18. Preventing contamination is the most effective and cheapest </p><p> way to protect groundwater resources.</p><p> a. True</p><p> b. False</p>