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- 1. Multiple ChoiceThe environmental cost of hydroelectric power includes ________.increased biodiversitydisruption of valley and river ecosystems
- 2. Multiple ChoiceAll of the following are consequences of air pollution except ________.depletion of the ozone layereutrophication
- 3. Multiple ChoiceThe burning of fossil fuels contributes to all of the following except ________.increased production of greenhouse gasesloss of the ozone layer
- 4. Multiple ChoiceThe rapid growth of plant life and death of animal life in a shallow body of water as a result of excessive organic and inorganic nutrients is ________.biological inversioneutrophication
- 5. Multiple ChoiceWhich of the following is the most significant "greenhouse gas"?carbon dioxidewater vapor
- 6. Multiple ChoiceAll of the following are ways in which human activity has jeopardized freshwater supplies except ________.deforestation and removal of vegetationusing no-till farming practices
- 7. Multiple ChoiceWhich of the following organisms would be expected to have the highest concentration of mercury pollution in its tissues?primary producers such as aquatic plants, phytoplankton, and algaethe tertiary consumers, such as tuna and sharks.
- 8. Multiple ChoiceWhich of the following contributes most to oceanic oil pollution?oil disposal on landnatural seepage
- 9. Multiple ChoiceWhich of the following is the current greatest source of mercury pollution into the environment?natural runoff and leaching into waterwaysthe burning of low-grade coal
- 10. Multiple ChoiceWhich of the following is NOT true about energy?The formation of fossil fuels took millions of years, but they could be consumed in a few centuries.Nuclear energy provides clean, cheap energy with few outside costs.
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