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AP Environmental Science
Unit 8 – Aquatic & Terrestrial Pollution
Topic 8.11
Which step in the sewage treatment process involves the use of biological processes to break down organic matter?
Primary treatment
Tertiary treatment
Secondary treatment
Activated sludge tanks
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Biological Processes
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Cram Mode
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© 2024 Fiveable Inc. All rights reserved.
AP® and SAT® are trademarks registered by the College Board, which is not affiliated with, and does not endorse this website.
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