This quiz works best with JavaScript enabled. Home > Ugc Net > Paper 1 > Environment > Water Pollution – Quiz 4 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Water Pollution Quiz 4 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of these ways to wash the car saves the most water? A) Make your little brother wash it. B) Take it through a car wash that recycles water. C) Wash it in the driveway with the garden hose. D) Drive it into the lake. Show Answer Correct Answer: B) Take it through a car wash that recycles water. 2. An underwater rock formation that holds water is a(n) ..... A) Watershed. B) Reservoir. C) Dam. D) Aquifer. Show Answer Correct Answer: D) Aquifer. 3. An artificial lake created by building a dam is called a ..... A) Recharge zone. B) Reservoir. C) Aquifer. D) Watershed. Show Answer Correct Answer: B) Reservoir. 4. How can you reduce water pollution? A) Throw your waste in the rivers. B) Dump chemicals in water. C) Don't throw waste in water bodies. D) None of above. Show Answer Correct Answer: C) Don't throw waste in water bodies. 5. Which of the following is NOT a reason why inorganic compounds are dangerous water pollutants? A) Can cause severe neurological problems in humans. B) Can biomagnify through the food chain. C) They are poisonous to many organisms. D) Can lead to a decrease in dissolved oxygen. E) ?. Show Answer Correct Answer: D) Can lead to a decrease in dissolved oxygen. 6. How much of water on Earth is FRESH SURFACE water? A) 3%. B) 0.3%. C) 97%. D) 30%. Show Answer Correct Answer: B) 0.3%. 7. Use of bacteria to clean up a pollutant such as gasoline is known as: A) Nanotechnology. B) Secondary treatment. C) Bioremediation. D) Primary treatment. Show Answer Correct Answer: C) Bioremediation. 8. Allowing liquids to pass through, such as water through the ground A) Yup, you know it. B) Impermeable. C) Pollution. D) Permeable. Show Answer Correct Answer: D) Permeable. 9. ..... soil, the soil that can grow plants, is valuable and a limited resource. A) Special. B) Damp. C) Growing. D) Fertile. Show Answer Correct Answer: D) Fertile. 10. Too much phosphate in water is what category of water pollution? A) Nutrient. B) Heat. C) Organic. D) Inorganic. Show Answer Correct Answer: A) Nutrient. 11. ..... creates a large increase in the overall temperature of a body of water and decrease the dissolved oxygen of the aquatic system. A) Thermal pollution. B) Wastewater. C) Biomagnification. D) Artificial eutrophication. Show Answer Correct Answer: A) Thermal pollution. 12. Which of the following is attributed to nitrogen pollution A) Bacterial infections. B) Water temperature rising. C) Algal blooms. D) None of above. Show Answer Correct Answer: C) Algal blooms. 13. The water along with human wastes that are washed down sinks, showers, and toilets is called ..... A) Sewage. B) Thermal pollution. C) Point pollution sources. D) The water cycle. Show Answer Correct Answer: A) Sewage. 14. The hole in the Ozone Layer is largely attributed to the presence of these chemicals in the atmosphere. A) Chlorofluorocarbons (CFCs). B) Acids. C) Oxides. D) Greenhouse gases. Show Answer Correct Answer: A) Chlorofluorocarbons (CFCs). 15. Which word means "safe to drink? " A) Potable. B) Hardness. C) Clear. D) Turbidity. Show Answer Correct Answer: A) Potable. 16. What is water used for in agriculture? A) As a pesticide. B) Irrigation. C) Cleans crops. D) Water parks. Show Answer Correct Answer: B) Irrigation. 17. Turbidity-cloudy water caused by suspended matter-reduces the amount of what? A) Sunlight. B) Oxygen. C) Carbon dioxide. D) Food. Show Answer Correct Answer: A) Sunlight. 18. Pollution is defined as something that ..... A) Does not belong. B) Is ugly. C) Smells bad. D) Causes harm. Show Answer Correct Answer: D) Causes harm. 19. Why do algae blooms happen? A) There are too many nutrients in the water. B) There are too many fish in the water. C) There is not enough turbidity in the water. D) All of these options. Show Answer Correct Answer: A) There are too many nutrients in the water. 20. When there is a single identifiable and localized source of water pollution, such as a large factory. A) Point source pollution. B) Drainage. C) Non-point source pollution. D) Runoff. Show Answer Correct Answer: A) Point source pollution. 21. Rainbow trout are found in mountain streams and are sensitive to changes in their habitat. Which would be the best description for the use rainbow trout in water quality testing? A) Biological indicator. B) Invasive species. C) Nitrates. D) None of above. Show Answer Correct Answer: A) Biological indicator. 22. Sanitary landfills are designed for disposal of: A) Household garbage. B) Radioactive wastes. C) Hospital wastes (infectious). D) Industrial wastes. Show Answer Correct Answer: A) Household garbage. 23. I can cut down on pollution by ..... A) Walking to the store. B) Driving to the store. C) Throwing everything away. D) None of above. Show Answer Correct Answer: A) Walking to the store. 24. What happens when there is too much algae in water? A) Oxygen level does not change. B) Creates more oxygen. C) Uses up all of the oxygen. D) Cleans water. Show Answer Correct Answer: C) Uses up all of the oxygen. 25. Where is most fresh water found on Earth? A) Oceans. B) Atmosphere. C) Glaciers, polar ice caps. D) Lakes and rivers. Show Answer Correct Answer: C) Glaciers, polar ice caps. 26. Eutrophication can be caused by: A) Lead. B) Farming, building roads and mining. C) Dissolved oxygen. D) Disease-causing organisms. Show Answer Correct Answer: B) Farming, building roads and mining. 27. The first legislation on water quality was A) The Federal Water Pollution Control Act. B) The Clean Water Act. C) The Safe Drinking Water Act. D) The Resource Conservation and Recovery Act. E) The Water Quality Act. Show Answer Correct Answer: A) The Federal Water Pollution Control Act. 28. What is the main source of water pollution? A) Rain. B) Animals. C) Humans. D) Precipitation. Show Answer Correct Answer: C) Humans. 29. Tiny organisms that live on the surface of the water A) Plankton. B) Nekton. C) Benthos. D) None of above. Show Answer Correct Answer: A) Plankton. 30. The build up of nutrients in a lake is a process called ..... A) Algae buildup. B) Eutrophication. C) Pond death. D) Volcanic eruption. Show Answer Correct Answer: B) Eutrophication. ← PreviousNext →Related QuizzesPaper 1 QuizzesUgc Net QuizzesWater Pollution Quiz 1Water Pollution Quiz 2Water Pollution Quiz 3Water Pollution Quiz 5Water Pollution Quiz 6Water Pollution Quiz 7Water Pollution Quiz 8Water Pollution Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books