"Biosolids" produced at a wastewater treatment plant are often _________________
A)used as part of the "fill" to develop wetlands into agriculture or housing areas
B)placed in deep injection wells to keep it out of the water table
C)trucked to special biohazard landfills for disposal
D)loaded onto barges and sent to underdeveloped countries to use as fertilizer
E)used as crop fertilizer

Question

Quizplus · Accepted Answer

Biosolids are often used as crop fertilizer after they have undergone treatment and have been tested for contaminants. This practice is a sustainable way to recycle nutrients back into the soil, as well as reduce the amount of waste going to landfills. Options A, B, C, and D are not commonly practiced or ethical methods of disposal for biosolids.

"Biosolids" Produced at a Wastewater Treatment Plant Are Often _________________