This quiz works best with JavaScript enabled. Home > Water Management > Irrigation > Water Management – Quiz 7 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Water Management Quiz 7 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Reusing the water used from houses (eg. sinks, baths) is known as what? A) Recycled Water. B) Black Water. C) Desalinisation. D) Grey Water. Show Answer Correct Answer: D) Grey Water. 2. The electricity produced by dam is called ..... A) Hydroelectricity. B) Water electricity. C) Dam electricity. D) River electricity. Show Answer Correct Answer: A) Hydroelectricity. 3. The ..... made it illegal to release point-source pollution without a permit, set water pollution standards, and funded sewage treatment plant construction. A) Toxic Substances Control Act. B) National Environmental Policy Act. C) Clean Water Act. D) Endangered Species Act. Show Answer Correct Answer: C) Clean Water Act. 4. Conserving water for residential use would involve A) Xeriscaping. B) Drip irrigation. C) Reusing cooling water. D) Manufacturing goods. Show Answer Correct Answer: A) Xeriscaping. 5. Of the following are disadvantages of dam and reservoir systems; one is not. Choose the one that is not. A) Dams and reservoirs disrupt migration of some fish. B) Dams and reservoirs displace people behind the dam. C) Dams and reservoirs lead to devastating flooding if there is a failure. D) Dams and reservoirs increases downstream flooding. Show Answer Correct Answer: D) Dams and reservoirs increases downstream flooding. 6. Which of the following test parameters is a direct measure of pollution? A) Conductivity. B) Turbidity. C) Suspended solids. D) BOD. Show Answer Correct Answer: C) Suspended solids. 7. Where is Lesotho based? A) North Africa. B) Just outside of South Africa. C) It is surrounded by South Africa. D) No where near Africa. Show Answer Correct Answer: C) It is surrounded by South Africa. 8. Aquifers closest to the vadose zone. A) Unconfined. B) Confined. C) Artesian well. D) Aquitards. Show Answer Correct Answer: A) Unconfined. 9. Includes plastics and industrial waste, which can poison organisms, cause cancer, etc. A) Toxic chemical pollution. B) Biological pollution. C) Sediment pollution. D) Nutrient pollution. Show Answer Correct Answer: A) Toxic chemical pollution. 10. Hydrology helps in A) Deciding the minimum reservoir capacity. B) Forecasting the availability of quantity of water at reservoir site. C) Predicting the effects on the river water level on completion of dams. D) All the above. Show Answer Correct Answer: D) All the above. 11. Water borne disease, pollution, food production, potential conflict are all examples if what? A) Factors affecting water security. B) Factors affecting water supply. C) Nothing they are all their own thing. D) Factors affecting water insecurity. Show Answer Correct Answer: D) Factors affecting water insecurity. 12. Removing salt, or saline, from sea water is called ..... A) Dehydration. B) Demoralization. C) Deconstruction. D) Desalination. Show Answer Correct Answer: D) Desalination. 13. Why is fresh water a limited resource? A) It isn't because it is a renewable resource. B) 97% of water is in the oceans and too salty to drink. C) Only 2.5% is drinkable and is stored in icecaps, rivers, and lakes. D) None of above. Show Answer Correct Answer: C) Only 2.5% is drinkable and is stored in icecaps, rivers, and lakes. 14. What 2 important nutrients are tested for in a body of water to check for eutrophication levels? A) Nitrates and phosphates. B) Dissolved oxygen and pH. C) CO2 and O2. D) Nitrates and dissolved oxygen. Show Answer Correct Answer: A) Nitrates and phosphates. 15. Pollution from mining is considered: A) Agricultural. B) Industrial. C) Marine. D) Municipal. Show Answer Correct Answer: B) Industrial. 16. Regulation of water quality standards in the USA: A) Brockovich Bill. B) Qualitative Water Usage Act. C) Potable Drinking Water Act. D) Clean Water Act. Show Answer Correct Answer: D) Clean Water Act. 17. Which one of these is a mechanical process of treating water? A) Screening of sewage. B) Aeration of sewage. C) Digestion of sewage. D) Addition of chlorine to water. Show Answer Correct Answer: A) Screening of sewage. 18. Pumping water out of the ground faster than it's replaced by rainfall causing wells to dry up and high pumping costs is known as what? A) Over Usage Of Water. B) Over Absorption. C) Over Pumping. D) Over Extraction. Show Answer Correct Answer: B) Over Absorption. 19. What is Palar pani? A) Spring. B) Milk. C) River water. D) Rain water. Show Answer Correct Answer: D) Rain water. 20. Pollutants entering waterways from a general area, such as runoff from farmland or suburban communities A) Pollution. B) Point Source Pollution. C) Non-point Source Pollution. D) Turbidity. Show Answer Correct Answer: C) Non-point Source Pollution. ← PreviousNext →Related QuizzesWater Management QuizzesWater Management Quiz 1Water Management Quiz 2Water Management Quiz 3Water Management Quiz 4Water Management Quiz 5Water Management Quiz 6Water Management Quiz 8Water Management Quiz 9Water Management Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books