Welcome back to TPO magazine's Exam Study Guide Series, which offers a pair of water/wastewater study questions with in-depth explanations of the answers. Last time, we covered a set of wastewater and drinking water treatment questions on the topics of Smoke Testing and Friction Loss. This time you can test your knowledge about fixed film nitrification and finished water quality parameters.
Wastewater Treatment Sample QuestionIn fixed film processes, what must be reduced before nitrification can occur?
A. Organic loading rateB. Hydraulic loading rateC. AOB and NOB bacteria D. Endogenous respiration
Water Treatment Sample QuestionUsing the table below, what finished water quality parameter(s) should the operator try to improve?
