REHS Study Guide Questions with 100% Correct Answers | Latest Version 2024 | Verified

What is the depth at which flies can emerge from a landfill? - 6 inches compacted and 5 inches noncompacted Why is the use of cooper sulfate crystals recommended for some septic tanks systems - It will destroy roots that the solutions comes in contact with What is the overall purpose of bar screens, comminutors, and grit chambers when it comes to wastewater treatment? - It removes larger solid What is the most plentiful form of available water? - Groundwater What are Waterborne Diseases? - Results from ingestion of water that is harboring a pathogen example: Typhoid fever. What are Water-washed Diseases? - Spread by fecal-oral route or person to person contact. Facilitated by lack of personal hygiene. What are Water-based Diseases? - Caused by infection arising through ingestion of pathogenic agent Example: guinea worm larvae, Termatode larvae. What are Water-related Diseases? - Facilitated by insects vector that breed in water: example filariastus abthropods that carry Dengue fever. What are Inhalation of contaminated water aerosols? - Legionella Pneumophila