This quiz works best with JavaScript enabled. Home > Water Management > Irrigation > Water Management – Quiz 6 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Water Management Quiz 6 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. This step removes odors and improves taste. A) Coagulation. B) First filtration. C) Second filtration. D) Aeration. Show Answer Correct Answer: D) Aeration. 2. What amount of the water on the earth is salt water? A) 25%. B) 72%. C) 97%. D) 99%. Show Answer Correct Answer: C) 97%. 3. A paper towel has permeability. A rock can have it too. Permeability is ..... A) The inability to hold water. B) The ability to hold water. C) Allowing water to pass through. D) None of above. Show Answer Correct Answer: C) Allowing water to pass through. 4. Globally the largest user of freshwater is A) Residential. B) Industry. C) Agriculture. D) None of above. Show Answer Correct Answer: C) Agriculture. 5. Process used in water treatment process where chemicals like alum is added to water causing flocs- globs of trash that pathogens stick to. A) Filtration. B) Chlorination. C) Coagulation. D) Bioreactors. Show Answer Correct Answer: C) Coagulation. 6. What is the driving force of the water cycle? A) Evaporation from the ocean. B) Heat from the sun. C) Precipitation from rainfall. D) Runoff from mountains. Show Answer Correct Answer: B) Heat from the sun. 7. Industrial water use includes which of the following activities? A) Irrigation. B) Power generation. C) Drinking. D) Car washing. Show Answer Correct Answer: B) Power generation. 8. What is the term used when a location has access to clean water to sustain good health? A) Water Insecurity. B) Water Security. C) Water Surplus. D) Efficiency Of Water Supply. Show Answer Correct Answer: B) Water Security. 9. Which of the following is one way that a person can conserve water? A) Take a bath instead of a shower. B) Wash laundry in small, partial loads. C) Use a low-flow shower head to take short showers. D) Water the lawn daily and at mid-day. Show Answer Correct Answer: C) Use a low-flow shower head to take short showers. 10. Climate, geology, pollution, over absorption, poverty are all examples of what? A) Factors affecting water security. B) Factors affecting water supply. C) Factors affecting water availability. D) Factors affecting water insecurity. Show Answer Correct Answer: C) Factors affecting water availability. 11. Grit Chamber are used in which of the following process? A) Grit removal. B) Screening. C) Aeration. D) None of above. Show Answer Correct Answer: A) Grit removal. 12. The SF Bay is fed by two watersheds, which of the below is NOT one of the two. A) San Jaoquin River. B) Columbia River. C) Sacramento River. D) None of above. Show Answer Correct Answer: B) Columbia River. 13. Which one of the following statements is correct about the use of macro-invertebrates in monitoring water quality? A) Macro-invertebrate species are not affected by seasonal changes. B) Some macro-invertebrates can be difficult to identify. C) Sampling for macro-invertebrates is difficult. D) Use of macro-invertebrates is expensive. Show Answer Correct Answer: B) Some macro-invertebrates can be difficult to identify. 14. With landscaping, the best ways you can save water are by: A) Keeping your sprinklers running all day. B) Using plants that don't need a lot of water and watering them sparingly during early morning or evening hours. C) Uprooting all the flowers and plants from the garden. D) Not watering anything and lighting a lot of fires on your lawn. Show Answer Correct Answer: B) Using plants that don't need a lot of water and watering them sparingly during early morning or evening hours. 15. Water that falls to Earth as rain, snow, sleet or hail is called A) Condensation. B) Evaporation. C) Precipitation. D) Transpiration. Show Answer Correct Answer: C) Precipitation. 16. Which of the following is a porous layer of an aquifer: A) Aquiclude. B) Artesian well. C) Aquitard. D) Bedrock. Show Answer Correct Answer: C) Aquitard. 17. Aquifer found between 2 aquicludes. A) Confined aquifer. B) Unconfined aquifer. C) Artesian well. D) Aquitard. Show Answer Correct Answer: A) Confined aquifer. 18. Earth's surface water is found in A) Lakes. B) Rivers. C) Streams. D) All of these. Show Answer Correct Answer: D) All of these. 19. What is a sewage treatment plant? A) The place where water is cleaned, filtered and tested before re-entering the water cycle. B) The place where water is cleaned, filtered and tested before going to our houses. C) The network of pipes that carry sewage (dirty water) from our houses. D) The place where water is bottled for drinking. Show Answer Correct Answer: A) The place where water is cleaned, filtered and tested before re-entering the water cycle. 20. Plentiful supply of water with water amount exceeding the demand is an example if what? A) Water Surplus. B) Water Security. C) More than enough water to encourage growth of surrounding areas. D) Water Scarcity. Show Answer Correct Answer: A) Water Surplus. ← PreviousNext →Related QuizzesWater Management QuizzesWater Management Quiz 1Water Management Quiz 2Water Management Quiz 3Water Management Quiz 4Water Management Quiz 5Water Management Quiz 7Water Management Quiz 8Water Management Quiz 9Water Management Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books