Exam (elaborations)
Basic Wastewater Operator Practice Exam Questions with 100% correct answers
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What is the predominant organism in a healthy activated sludge treatment plant? A. Stalked ciliates B. rotifers C. nematodes D. amoebas - correct answer A. Stalked Ciliates A composite sample must be? A. sporadically collected in the treatment plant B. taken at one time C. analyzed im...
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