Environment & Ecology · Environmental Engineering
A wastewater treatment reactor in which a randomly packed solid medium provides the surface area for biofilm growth is called a:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Oxidation pond
- 2Anaerobic sewage lagoon
- 3Trickling filter✓
- 4Fluidized bed reactor
Correct answer
Trickling filter
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