REHS TESTS COMPILATION BUNDLE

Which is not one of the core functions of Environmental Public Health? A. Assurance B. Coordination C. Assessment D. Policy Development correct answer: B. Coordination Monitoring environmental and health status to identify and solve community environmental health problems is one of the: A...

Soil permeability procedure involves evaluating a soil core or test pit. What does the procedure yield? a. Permeability estimated seepage rate b. Permeability estimated application rate c. Permeability estimated range correct answer: b. Permeability estimate How does chlorine kill microorga...

lag, log, stationary, decline correct answer: Bacterial growth phases Thermophillic correct answer: 113-158F Mesophillic correct answer: 59-112 Psychrophillic correct answer: 35-50 Flat Sour Spoilage correct answer: Caused by bacteria that thrive inside canned foods and produce lact...

______________ is the zone where gravity pulls water to a depth where all openings in soil or rock are filled with water correct answer: Saturated Zone _____________ is the top of the saturated zone. May rise or falls according to season or weather correct answer: Water Table _________ is pa...

A Cohert Study is characterized by: correct answer: Group of exposed individuals who can easily be identified Allows for comparison of risk by what was and was not eaten ex: wedding A Case-Control Study is characterized by: correct answer: Exposed group that is very large or not easily identi...

Which of the following soil conditions is the most favorable for removal of viruses? correct answer: Fine loamy sand over course sand & gravel Which of the following organisms are most resistant to unfavorable env. conditions & indicates past or possibly intermittent pollution? correct answer: ...

(General Math & Science): 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? correct answer: radiation, lighting, and noise inverse sqaure law: principle that exp...

What does photodecomposition in a plastic bottle do in a landfill or waste dump? correct answer: Reduce the amount of waste In a newborn hospital wing humidifiers will? correct answer: Need to be cleaned frequently due to bacterial growth on the components What is LEAST effected when contami...

Cross-connection controls include air gaps, backflow preventers, vacuum breakers and a. gate valves b. indirect waste piping c. air vents d. water meters correct answer: b. indirect waste piping A BSC national performance standard has been developed by a. NSF b. NSC c. NIH d. ABSA...

The effectiveness of an inspection program depends on technical competence and the ______ of regulatory staff correct answer: attitude Inspections of nonpublic areas can be made by consent of the owner or occupant and correct answer: on the basis of a general administrative plan A well devel...

What is the slowest pool filter? correct answer: Cartridge You see dumpster overflowing with food, what should you communicate to the owner as the biggest concern? correct answer: Breeding areas/rodents Flies A chef prepares sandwiches with cold cut meats for a catering event, how soon shou...

Which sex of the mosquito bites? correct answer: -Females. 2.Why does a female mosquito have to take a blood meal? correct answer: -Needed in order to mature her eggs. 3.Why are mosquitos known as a vector? correct answer: -Because they release infectious agents when taking a blood meal. In...

When conducting a food inspection, you want to look for ___________________ first correct answer: foodborne illness factors first Define Good Retail Practice (GRP) correct answer: housekeeping stuff that is not a foodborne illness factor A thin probe thermometer is used to measure what type ...

% recirc from gutters/skimmers correct answer: 60% Indirect or direct connection to water supply correct answer: indirect how does deck and pool water drain to sewer correct answer: air gap public pool chlorination correct answer: automatic chlorinator Bacterial disease correct answe...

REHS Exam: Water Questions With Complete Solutions

What is the most plentiful form of available water? correct answer: Groundwater What are Waterborne Diseases? correct answer: Results from ingestion of water that is harboring a pathogen example: Typhoid fever. What are Water-washed Diseases? correct answer: Spread by fecal-oral route or pe...

Question 1 An action authorized by law to restrict or prevent the movement of goods for the protection of public health, safety and welfare is called Choose one answer. a. an injunction b. an embargo c. an order to cease and desist d. a subpoena correct answer: an embargo Question 2...

Tapeworm infection is probably due to: correct answer: echinococcus most outdoor air emissions are derived from correct answer: transportation indoor air quality depends on correct answer: sources of air pollution in the building, sources of pollution outside the building, and the exchange ...

What is an emetic? Describe a few examples observed in Environmental Health. correct answer: It is a chemical that induces vomiting. In E.H. emetics are used in Vector Control for rodent control, Red Squill What does USDA stamp on meat signify? correct answer: The meat products have been proces...

1. A factor or agent which increases the risk of cancer is known as a a. teratogen b. mutagen c. carcinogen d. fomite correct answer: carcinogen 2. The four major causes of death among all age groups of Americans include all of the following except. a. homicide b. accidents c. m...

What is the depth at which flies can emerge from a landfill? correct answer: 6 inches compacted and 5 inches noncompacted Why is the use of cooper sulfate crystals recommended for some septic tanks systems correct answer: It will destroy roots that the solutions comes in contact with What is...

In research and problem identification, the evaluation of the community contains all of the following EXCEPT a. transportation systems b. population and demographic studies c. special planning studies d. economic studies and proposals correct answer: c. special planning studies The purpose...