Much of the biosolids material that is the end product of a water treatment plant is ________
A) loaded onto barges and sent to underdeveloped countries to use as fertilizer
B) used as crop fertilizer in the United States
C) placed in deep injection wells to keep it out of the water table
D) trucked to special biohazard landfills for disposal
E) used as part of the "fill" to develop wetlands into agriculture or housing areas
B
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Organisms that live in the marine ecosystem above the seafloor are called ____________________
Fill in the blank(s) with correct word
Sri Lanka has about the same land area as the state of West Virginia, but it's population is almost ten times greater. Therefore, it's human development index and per capita income is higher than West Virginia
Indicate whether the statement is true or false
The greatest frequency of hailstorms in the United States is
a. over the western Great Plains. b. along the Gulf Coast. c. along the east coast d. in the Rocky Mountain region. e. along the west coast.
The single largest source of many forms of atmospheric pollutants, including carbon monoxide, is
A. electricity-generating plants. B. waste disposal by incineration. C. transportation. D. industrial and manufacturing activities.