Exam (elaborations)
LAT Review| 165 QUESTIONS| WITH COMPLETE SOLUTIONS
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LAT Review| 165 QUESTIONS| WITH COMPLETE SOLUTIONS What is a biological filter? A. An inert substance that binds nitrifying bacteria B. A carbon-activated filter C. A fish D. A snail - ANS-A. An inert substance that binds nitrifying bacteria What is a bio-film? A. A substance applied to t...
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