1. Mississippi River 2. area above an aquifer 3. bottled water 4. bacteria 5. multiple sources 6. fertilizer runoff 7. law designed to improve water quality 8. surface water that percolates through soil MULTIPLE CHOICE In the space provided, write the letter of the term or phrase that best completes each statement or best answers each question. 9. Ninety-seven percent of the world’s water resources are found in a. fresh water. c. icecaps and glaciers. b. salt water. d. groundwater. 10. Earth’s surface water is found in a. lakes. c. streams. b. rivers. d. All of the above 11. Most of the oil that pollutes the ocean comes from a. operating boats and personal watercraft. b. spills from oil tankers. c. runoff from cities and towns. d. leaking underground storage facilities. 12. The three major global uses of fresh water are a. manufacturing goods, wastewater disposal, and irrigation. b. drinking, bathing, and growing crops. c. drinking, manufacturing goods, and generating power. d. residential, agricultural, and industrial uses.