Review of 2nd exam

Review of 2nd exam - 5. Understand waste water treatment...

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PWS 150 Exam 2 Review questions: 1. Define the following: Wetland Preservation Conservation Exploitation Stewardship Eminent Domain Multiple use of federal lands Biodiversity Pesticide Insecticide Fungicide DDT Integrated pest management Nuclear Fission Nuclear Fusion Alpha particle Beta particle gamma ray X ray ½ life
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radioisotope Ionizing Radiation Radioactivity Carcinogen Mutigen Eutrophication Rain shadow groundwater aquifer limiting nutrient 2. List examples: Botanical pesticide Organo-phosphate pesticide Chlorinated hydrocarbon pesticide 3. Where would you find a water table? 4. What causes lake stratification? Define: epilimnion, thermocline, hypolimnion BOD Biochemical Oxygen __________
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Runoff water from a field contains a small amount of decomposable organic matter. That organic matter can be measured with a 5-day BOD test. The dissolved O 2 at the beginning of the test is 8 ppm. After 5 days of incubation the dissolved O 2 is 1 ppm. What is the 5-day BOD of the runoff water?
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Unformatted text preview: 5. Understand waste water treatment process. 6. What are the issues in the wetlands controversy? What are the benefits of wetlands preservation? 7. Discuss energy use and conservation. 8. Contrast active and passive solar heating. What features are associated with each? What are some Pros and Cons of each? 9. What are some forms of renewable energy? How do they work? (wind, solar, thermal vents, hydroelectric, biofuels, etc) 10. How are various fossil fuels formed and mined? And how are the processes of each different? (Coal, Oil, Natural Gas, etc) 11. What are the alternatives to using chemical pesticides? Energy problems: A 1000-kg car strikes a brick wall at a velocity of 2 m/s. Calculate the kinetic energy. A 1000-kg car is parked at the edge of a 10-m cliff. Calculate the potential energy of the car (g=9.8m/s 2 )....
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This document was uploaded on 11/04/2011 for the course PWS 150 at BYU.

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Review of 2nd exam - 5. Understand waste water treatment...

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