NEHA REHS RS Exam - Practice Questions and

NEHA REHS RS Exam - Practice Questions and Correct CORRECT ANSWER wers Latest Version 2023 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.

• grab
• small
• partial
• integrated - CORRECT ANSWER A

Adequate cooking will not always prevent Clostridium perfringens food poisoning because

• the enterotoxin is heat stable.
• the spores are heat-resistant and

may survive.

• it is a rapidly growing pyrophilic

organism.

• incomplete heat distribution results

in new bacterial colony formation. - CORRECT ANSWER B

An epidemiological study which follows a group of people over time is a _____ study.

• regressive
• prospective
• progressive
• retrospective - CORRECT ANSWER B

Assuming a high-rate sand filter is operated at 15 gallons per minute per square foot, the minimum size filter needed for a 36,000-gallon swimming pool operating with a six hour turnover rate is _____ square feet.

• 6.67
• 12.72
• 23.33
• 40.01 - CORRECT ANSWER A

If 15x + 3 = 7x - 13, then x equals

• - 2.0 1 / 2

• +2.0
• +2.5
• +4.0 - CORRECT ANSWER A

In the event of a natural disaster, the safest source of drinking water would be from a(an)

• toilet tank.
• open cistern.
• water heater.
• swimming pool. - CORRECT ANSWER 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

• absolute police power.
• delegated police power.
• limited delegated powers.
• constitutional police power. - CORRECT ANSWER C

Inhalation of asbestos fibers may cause asbestosis,

• cancer, and mesothelioma.
• eye irritation, and skin rash.
• coughing, and pulmonary edema.
• lyphotheliomia, and sensitization. - CORRECT ANSWER A

Pursuant to the California Right to Know Law, facilities that handle hazardous materials are primarily required to submit

• Material Safety Data Sheets.
• a business plan.
• a list of all hazardous materials.
• a list of all acutely hazardous

materials. - CORRECT ANSWER B

Radon does not have the characteristic of

• being known to cause cancer.
• having a long half-life.
• having the ability to enter homes

through a water well.

• occurring naturally in the soil. - CORRECT ANSWER B

The causative agent of Weil's Disease resulting from direct or indirect contact

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