This quiz works best with JavaScript enabled. Home > Agriculture > Water Resources > Conservation > Water Resources – Quiz 4 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Water Resources Quiz 4 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. From the 200 houses, the net amount of rainwater harvested annually amounts to litres. A) 125, 000. B) 100, 000. C) 150, 000. D) 200, 000. Show Answer Correct Answer: B) 100, 000. 2. ..... is an artificial pond with raised edges used for agriculture. A) Aqueduct. B) Shaduf. C) Chinampa. D) Paddy. Show Answer Correct Answer: D) Paddy. 3. During whose reign were the dams, lakes and irrigation system built extensively A) Ashoka. B) Chandragupta Maurya. C) Akbar. D) None of these. Show Answer Correct Answer: B) Chandragupta Maurya. 4. An area of Earth's surface where water percolates down into the aquifer A) Water shed. B) Zone of saturation. C) River system. D) Recharge zone. Show Answer Correct Answer: D) Recharge zone. 5. Which of the following does NOT result from surface mining? A) Black lung disease. B) Lowered albedo. C) Loss of habitat. D) Soil erosion. Show Answer Correct Answer: A) Black lung disease. 6. As rock becomes more porous ..... A) The more water it can hold. B) The less water it can hold. C) The porosity of rock does not determine how much water it can hold. D) None of above. Show Answer Correct Answer: A) The more water it can hold. 7. Which marine zone has the highest NPP? A) Open ocean. B) Coastal estuaries. C) Coral reefs. D) The bathyal zone. Show Answer Correct Answer: B) Coastal estuaries. 8. ..... are barriers constructed on rivers to control the flow of the water. A) Dams. B) Persian wheel. C) Wells. D) Canals. Show Answer Correct Answer: A) Dams. 9. Which of the following is not an example of an off-stream use? A) Agriculture. B) Recreation. C) Commercial. D) Thermoelectrric. Show Answer Correct Answer: B) Recreation. 10. On which one of the following rivers Mettur dam is constructed? A) Godavari. B) Mahanadi. C) Kaveri. D) Krishna. Show Answer Correct Answer: C) Kaveri. 11. What is one way humans pollute water? A) Chemical waste from factories is sometimes dumped into rivers and lakes. B) Driving cars. C) Swimming in the ocean. D) Dumping their pet gold fish in a lake. Show Answer Correct Answer: A) Chemical waste from factories is sometimes dumped into rivers and lakes. 12. Which of the following are not causes of water scarcity? A) Growing population. B) Growing of water intensive crop. C) Water harvesting techniques. D) Expansion of irrigation facilities. Show Answer Correct Answer: C) Water harvesting techniques. 13. Which one of the following determines the land use pattern? A) Climate. B) Topography. C) Minerals. D) All the above. Show Answer Correct Answer: D) All the above. 14. Which of the following is an example of the direct use of water? A) Washing clothes. B) Generating electricity. C) Food production. D) Making plastic. Show Answer Correct Answer: A) Washing clothes. 15. The buildup of salts in the surface layers of soil A) Salinization. B) Runoff. C) Algal bloom. D) Xeriscaping. Show Answer Correct Answer: A) Salinization. 16. Why is groundwater so important? A) Water is ancient and can't be replaced, only recycled. B) It's all the water we have. C) Desalination is expensive and can't be used in the central plains. D) Most water on earth isn't freshwater and most freshwater comes from groundwater sources. Show Answer Correct Answer: D) Most water on earth isn't freshwater and most freshwater comes from groundwater sources. 17. Which of the following is NOT one of the ways in which humans directly can change water resources? A) Irrigation (diverting water away from original water source to farm lands). B) Building dams. C) Droughts. D) None of above. Show Answer Correct Answer: C) Droughts. 18. Ecosystem services performed by forests include; I. Carbon sequestation II. Aid in aquifer recharge III. Provide wildlife habitat A) II only. B) III only. C) I and III only. D) I, II, and III. Show Answer Correct Answer: D) I, II, and III. 19. Which among the following is not a perennial river A) Brahmaputra. B) Ganga. C) Indus. D) Narmada. Show Answer Correct Answer: D) Narmada. 20. The addition of excess nutrients to waterways from human sources is called ..... eutrophication. A) Natural. B) Anthropogenic. C) Cultural. D) Both anthropogenic and cultural. Show Answer Correct Answer: D) Both anthropogenic and cultural. 21. Pollution traced to a single point A) Non-point source pollution. B) Water shed. C) Permeable. D) Point source pollution. Show Answer Correct Answer: D) Point source pollution. 22. All of the following are environmental disadvantages of dams used to produce energy, EXCEPT A) Flooding downstream is reduced. B) Flooding destroys terrestrial lands and displaces people. C) Migration and reproductive patterns of some fish species are disrupted. D) The amount of nutrient rich-silt reaching downstream ecosystems is reduced. Show Answer Correct Answer: A) Flooding downstream is reduced. 23. Which of these is example of community land? A) A bungalow. B) Sunderban forests. C) The Parliament House. D) None of these. Show Answer Correct Answer: B) Sunderban forests. 24. Which of the following is an example of a positive feedback loop? A) Your brain saying you are hungry. B) Exponential population growth. C) A thermostat maintaining a certain temperature in your house. D) Pesticide resistance. Show Answer Correct Answer: D) Pesticide resistance. 25. This is the total amount of water taken from a water body and much of this water could be returned to circulation in a reusable form. A) Water stress. B) Water scarcity. C) Water consumption. D) Water withdrawal. Show Answer Correct Answer: D) Water withdrawal. 26. ..... eliminate or reduce flooding A) Houses. B) Animals. C) Dams. D) Agriculture land. Show Answer Correct Answer: C) Dams. 27. The direct effect of eutrophication of a body of water is A) Algal Bloom. B) Decreased DO levels. C) Increased turbidty. D) Fish kills. Show Answer Correct Answer: A) Algal Bloom. 28. In which state is the 200-year-old system of tapping stream and spring water by using bamboo pipes still prevalent? A) West Bengal. B) Rajasthan. C) Shillong. D) Meghalaya. Show Answer Correct Answer: D) Meghalaya. 29. The GREATEST use of water globally is A) Agriculture. B) Recreation. C) Residential use. D) Municipal management. Show Answer Correct Answer: A) Agriculture. 30. What is an algal bloom A) Algae on rocks near a river. B) The rapid growth of bacteria. C) Bacteria in water. D) The rapid growth of a population of algal. Show Answer Correct Answer: D) The rapid growth of a population of algal. ← PreviousNext →Related QuizzesWater Resources QuizzesAgriculture QuizzesWater Resources Quiz 1Water Resources Quiz 2Water Resources Quiz 3Water Resources Quiz 5Water Resources Quiz 6Water Resources Quiz 7Water Resources Quiz 8Water Resources Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books