Environment & Ecology · Environmental Engineering
Compared to aerobic biological treatment of wastewater, anaerobic biological treatment process is generally:
- 1slow in reaction rate and less efficient in achieving high effluent standards without post-treatment✓
- 2fast and produces zero sludge
- 3slow and highly effective for high-volume aeration energy requirements
- 4fast and less efficient in pathogen removal
Correct answer
slow in reaction rate and less efficient in achieving high effluent standards without post-treatment
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