REGULATIONS EXAM REVIEW TESTED
QUESTIONS WITH CORRECT SOLUTIONS FOR
GUARANTEED PASS
◉Pathogenic Microorganisms . Answer: Microorganisms found in
sewage, including bacteria, viruses, helminths, protozoa, and
spirochetes, which pose a health risk.
◉Enteric Pathogens . Answer: Microorganisms causing intestinal
diseases, such as shigellosis, salmonella infections, infectious hepatitis
A, viral gastroenteritis, and other enteric viral diseases.
◉Primary Sedimentation . Answer: A wastewater treatment process
removing 0-30% of all viruses, 50-90% of bacteria, taenia ova, and
cholera vibrio, and varying percentages of other pathogens.
◉Trickling Filters . Answer: A treatment system removing 90-95% of
viruses, bacteria, and cholera vibrio, 50-99% of taenia ova, and varying
percentages of other pathogens.