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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?
Secondary treatment
Activated sludge tanks
Primary treatment
Tertiary treatment
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Biological Processes
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About Fiveable
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CCPA Privacy Policy
Resources
Cram Mode
AP Score Calculators
Study Guides
Practice Quizzes
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Crisis Text Line
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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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