NEHA REHS RS EXAM - PRACTICE QUESTIONS|2023/24 UPDATE|GRADED A+

The Inverse Square Law is commonly used in which environmental health program areas to calculate the intensity or strength of a substance at a specified distance from the point source? a. radiation, lighting, and noise b. noise, air emissions, and radiation c. radiation, fluoridation in water, lighting, and noise d. lighting, sewage contamination in stream, and air emissions A If 15x + 3 = 7x - 13, then x equals a. - 2.0 b. +2.0 c. +2.5 d. +4.0 A What is the legal term which describes the failure to perform an official duty as an Environmental Health Specialist without sufficient excuse? a. malfeasance b. misfeasance c. nonfeasance d. criminal responsibility C In the field of public health law, state government's police power is an attribute of a sovereign government; whereas, the federal government is a government of a. absolute police power. b. delegated police power. c. limited delegated powers. d. constitutional police power. C An epidemiological study which follows a group of people over time is a _____ study. a. regressive b. prospective c. progressive d. retrospective B A sample collected over a short time period where the atmospheric concentration is assumed to be consistent throughout the sample period is called a(an) _____ sample. a. grab b. small c. partial d. integrated A Adequate cooking will not always prevent Clostridium perfringens food poisoning because a. the enterotoxin is heat stable. b. the spores are heat-resistant and may survive. c. it is a rapidly growing pyrophilic organism. d. incomplete heat distribution results in new bacterial colony formation. B The level that a vacuum breaker must be installed above the flood rim of the fixture or receptacle it is serving is called the _____ level. a. installation b. anti-siphoned c. critical d. backflow C Pursuant to the California Right to Know Law, facilities that handle hazardous materials are primarily required to submit a. Material Safety Data Sheets. b. a business plan. c. a list of all hazardous materials. d. a list of all acutely hazardous materials. B The Paint Filter Liquid Test is used at landfills to determine a. the soil permeability of cover material. b. the sludge content of incoming waste. c. if leachates have been formed. d. if wastes may be landfilled. D