Daily Water Treatment Question (12.14)
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Single-choice question: Regarding the treatment of wastewater using the activated sludge process, which of the following statements is incorrect? A. Microorganisms use organic matter in water as food to reproduce. B. Microorganisms use organic matter in water as food to break it down, thereby reducing pollutant concentrations. C. The decomposition of organic matter by microorganisms must take place in an aerobic environment. D. Microorganisms carry out metabolism during the process of breaking down organic matter. **: C
C. The decomposition of organic matter by microorganisms must take place in an aerobic environment