Clean Water Act
Liberty University
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Water Treatment Operator Certification TESTS BUNDLE
- Package deal • 10 items • 2023
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Water Treatment Operator Certification TESTS BUNDLE
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Wastewater Operator 4 test prep| 300 questions| with complete solutions
- Exam (elaborations) • 16 pages • 2023
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Heterotrophic Correct Answer: uses organic compounds (BOD) for their carbon source 
 
Autotrophic Correct Answer: • use CO2 as their carbon source 
• Makes own food 
• nitrifiers 
• Use alkalinity as carbon source 
• Convert ammonia to nitrite and nitrate 
• Redox potential of +200 
 
Bacteria shape round Correct Answer: cocci 
 
Bacteria shape rods Correct Answer: bacilli 
 
Bacteria shape spiral Correct Answer: spirilla 
 
• Freely dispersed bacteria Correct Answer: o often...
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