33) Which term describes water that is suitable for drinking a. Gray water b. Se

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33) Which term describes water that is suitable for drinking a. Gray water b. Sewage c. Wastewater d. Potable water 34) Water conservation has been advocated as a solution to the problems of over extraction. Which of these options exemplify water conservation that might significantly reduce our volume of water use? a. b. c. d. e. Alternative landscaping that doesn't require irrigation Desalination Improvements in soil quality by adding organic matter Both a and c a, b, and c reat 35) Water infrastructure is the pipes, canals, and other structures that we use to move, store, t and otherwise manage water. There are many types of water infrastructure in our country. Which of the following correctly matches a type of water infrastructure and an example of an environmental issue that is associated with that type of infrastructure? a. Wastewater Treatment Plants - Erosion b. Reservoirs- Risk of Flooding c. Rivers-changes in flow of sediment d. Interbasin Transfers -water contamination from treatment chemicals 36) If conservation alone is insufficient to address an issue of over extraction, we can look at alternative sources of water. Which of the following is a possible alternative source of water for a coastal city that is already using all of its sustainable surface and groundwater resources? a. Desalination b. Rainwater Capture c. Interbasin Transfer d. All of the above 37) What land use replaced forested land the most during the 1800s in the Eastern United States? a.- Agriculture b. Urban and Suburban Areas c. Roadways d. Wetlands 38) The excessive buildup of nutrients (nitrogen and phosphorus) in water bodies which often leads to algal blooms and depleted oxygen is called a. Nitrification b. Eutrophication c. Phosphorication d. Greening

Explanation / Answer

33) d .potable water

Potable water is suitable for

34) d . Both a and c

Alternative landscapes that does not require irrigation reduce water usage and conserve water.

Adding organic matter to soil increases the  capacity of the soil to hold moisture.

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