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 Pumping Heavy Sludge; and Slow Sand Gravity Filters. This time you can test your knowledge about lagoon types, and rate of flow controllers.
Wastewater Treatment Sample Question
What is the most common type of lagoons currently in use to treat municipal wastewater?
A. Anaerobic lagoonsB. Aerated lagoonsC. Polishing lagoonsD. Facultative lagoons
Water Treatment Sample Question
What is the purpose of a rate of flow controller on a gravity filter?
A. Gradually close as the headloss increases
Exam Study Guide: Lagoon Types; and Rate of Flow Controllers
Maintaining your education is important, especially in a career that demands licensing exams. Prove you’re an expert operator by answering these questions and others from our Exam Study Guide Series.
Jun 04, 2020
| by Rick Lallish and Drew Hoelscher |












