Exam Study Guide - April 2022

Licensing exams can be challenging. Our Exam Study Guide helps you prepare by presenting questions similar to those on an actual exam. You can find many more sample questions on the TPO website at www.tpomag.com/study.


By Rick Lallish

Which classification of anaerobic digester is the most efficient at pathogen reduction, increased volatile solids reduction and decreased detention times?

A. Heterophilic

B. Mesophilic

C. Thermophilic


Answer: C. Anaerobic digestion is done...

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