REHS UPDATED EXAMS SCRIPT ALL QUESTIONS
AND ANSWERS RATED A+
✔✔What kind of respirator do you need in 15% oxygen?
Half
Full
SCBA
None - ✔✔SCBA
Positive pressure full face mask SCBA (self contained breathing apparatus)
✔✔There was heavy rain and a septic tank has not been buried. What is the main
concern? - ✔✔Floating of the tank
✔✔Nosocomial infections are most severe in?
a. schools
b. restaurants
c. hospitals
d. prison commissary - ✔✔Hospitals
✔✔What disease is commonly spread through wastewater? - ✔✔HEP A
✔✔What type of soil is best for an onsite wastewater system? - ✔✔Red, Brown, or
Yellow
✔✔What is the goal of onsite wastewater systems? - ✔✔collect, treat, and disperse
wastewater generated by a home or business.
✔✔What is the biggest concern at a festival lasting more than three days? - ✔✔water,
sewage, food protection
,✔✔When confirming there are enough portable bathrooms at a 3-day music event for
200,000 people, what must an RS also look for?
They are all centrally located
all across from the food location
Accessible from the camping location
That they are located to be easily serviced - ✔✔That they are located to be easily
serviced
✔✔A complaint is received stating a rash after swimming in a hot tub. What is likely to
have caused the rash? - ✔✔Pseudomonas Aeruginosa
✔✔What travels the furthest in a septic field bacteria or viruses? - ✔✔Viruses
✔✔What temp are shell eggs received at? - ✔✔45°F or below
✔✔Temp. to cook eggs for immediate service? - ✔✔145°F for 15 seconds
✔✔Temp, to cook scrambled eggs for hot holding? - ✔✔155°F for 15 seconds
✔✔What temp do you cook chicken to? - ✔✔165°F for 1 second
✔✔What is the process of moderating the temperature of a food, such as allowing it to
gradually increase from a frozen temperature to facilitate heat penetration during
cooking? - ✔✔Slacking
✔✔When you add a disposal to a kitchen and septic system what do you expect to see
an increase of? - ✔✔Biochemical Oxygen Demand (BOD)
✔✔How do you calibrate a thermometer? - ✔✔32°F ice water or 212°F boiling water
✔✔Salmonella grows best in what pH? - ✔✔6.5-7.5
✔✔What amount of space is needed per person on a bathing beach? - ✔✔Bather use-
A minimum of 25 square feet of water surface per bather shall be provided if less than
four feet deep. At least 75 square feet per bather must be provided in an area over four
feet deep.
Land area - At least 35 square feet of land area per bather should be provided.
✔✔When reviewing plans for new septic insulation, what is the least important?
Distance to house
Distance to bedrock
Distance from well
Distance from a stream or river - ✔✔Distance to house
, ✔✔What chemical dechlorinates water? - ✔✔sodium thiosulfate
✔✔What is another name for Oriental cockroach? - ✔✔Water bug
✔✔What is another name for American cockroach - ✔✔Palmetto bug
✔✔The strongest pesticide control is used by? - ✔✔Dursban
✔✔What is the recommended level of cyanuric acid? - ✔✔30 to 50 ppm
Shall not exceed 70 ppm
✔✔What is the overall purpose of a site review? - ✔✔To evaluate whether a sewage
system can fit on the property
✔✔How many feet away from property lines of sewer lines of a mobile park? - ✔✔10
feet
✔✔What are the 6 air pollutants? - ✔✔ozone(O3)
carbon monoxide (CO)
nitrogen oxides(NO2)
particulate matter (PM)
sulfur dioxide(SO2)
lead(Pb).
✔✔What product takes up the most volume in landfills?
Plastics, Metals, Paper - ✔✔Paper
✔✔What is a food disease is spore former? - ✔✔Clostridium perfringens and bacillus
cereus
✔✔When doing ROP what disease is more susceptible? - ✔✔C. Botulism
✔✔What sample is used for water sampling or potable water? - ✔✔Grab
✔✔What is the OPTIMAL temperature for storing pool test kits? - ✔✔36-85 degrees?
✔✔When being exposed to or consuming chemicals, how early is the onset symptoms?
- ✔✔Less than 1 hour
✔✔Flea/file penetrate how many inches of soil of compaction? - ✔✔6 inches
AND ANSWERS RATED A+
✔✔What kind of respirator do you need in 15% oxygen?
Half
Full
SCBA
None - ✔✔SCBA
Positive pressure full face mask SCBA (self contained breathing apparatus)
✔✔There was heavy rain and a septic tank has not been buried. What is the main
concern? - ✔✔Floating of the tank
✔✔Nosocomial infections are most severe in?
a. schools
b. restaurants
c. hospitals
d. prison commissary - ✔✔Hospitals
✔✔What disease is commonly spread through wastewater? - ✔✔HEP A
✔✔What type of soil is best for an onsite wastewater system? - ✔✔Red, Brown, or
Yellow
✔✔What is the goal of onsite wastewater systems? - ✔✔collect, treat, and disperse
wastewater generated by a home or business.
✔✔What is the biggest concern at a festival lasting more than three days? - ✔✔water,
sewage, food protection
,✔✔When confirming there are enough portable bathrooms at a 3-day music event for
200,000 people, what must an RS also look for?
They are all centrally located
all across from the food location
Accessible from the camping location
That they are located to be easily serviced - ✔✔That they are located to be easily
serviced
✔✔A complaint is received stating a rash after swimming in a hot tub. What is likely to
have caused the rash? - ✔✔Pseudomonas Aeruginosa
✔✔What travels the furthest in a septic field bacteria or viruses? - ✔✔Viruses
✔✔What temp are shell eggs received at? - ✔✔45°F or below
✔✔Temp. to cook eggs for immediate service? - ✔✔145°F for 15 seconds
✔✔Temp, to cook scrambled eggs for hot holding? - ✔✔155°F for 15 seconds
✔✔What temp do you cook chicken to? - ✔✔165°F for 1 second
✔✔What is the process of moderating the temperature of a food, such as allowing it to
gradually increase from a frozen temperature to facilitate heat penetration during
cooking? - ✔✔Slacking
✔✔When you add a disposal to a kitchen and septic system what do you expect to see
an increase of? - ✔✔Biochemical Oxygen Demand (BOD)
✔✔How do you calibrate a thermometer? - ✔✔32°F ice water or 212°F boiling water
✔✔Salmonella grows best in what pH? - ✔✔6.5-7.5
✔✔What amount of space is needed per person on a bathing beach? - ✔✔Bather use-
A minimum of 25 square feet of water surface per bather shall be provided if less than
four feet deep. At least 75 square feet per bather must be provided in an area over four
feet deep.
Land area - At least 35 square feet of land area per bather should be provided.
✔✔When reviewing plans for new septic insulation, what is the least important?
Distance to house
Distance to bedrock
Distance from well
Distance from a stream or river - ✔✔Distance to house
, ✔✔What chemical dechlorinates water? - ✔✔sodium thiosulfate
✔✔What is another name for Oriental cockroach? - ✔✔Water bug
✔✔What is another name for American cockroach - ✔✔Palmetto bug
✔✔The strongest pesticide control is used by? - ✔✔Dursban
✔✔What is the recommended level of cyanuric acid? - ✔✔30 to 50 ppm
Shall not exceed 70 ppm
✔✔What is the overall purpose of a site review? - ✔✔To evaluate whether a sewage
system can fit on the property
✔✔How many feet away from property lines of sewer lines of a mobile park? - ✔✔10
feet
✔✔What are the 6 air pollutants? - ✔✔ozone(O3)
carbon monoxide (CO)
nitrogen oxides(NO2)
particulate matter (PM)
sulfur dioxide(SO2)
lead(Pb).
✔✔What product takes up the most volume in landfills?
Plastics, Metals, Paper - ✔✔Paper
✔✔What is a food disease is spore former? - ✔✔Clostridium perfringens and bacillus
cereus
✔✔When doing ROP what disease is more susceptible? - ✔✔C. Botulism
✔✔What sample is used for water sampling or potable water? - ✔✔Grab
✔✔What is the OPTIMAL temperature for storing pool test kits? - ✔✔36-85 degrees?
✔✔When being exposed to or consuming chemicals, how early is the onset symptoms?
- ✔✔Less than 1 hour
✔✔Flea/file penetrate how many inches of soil of compaction? - ✔✔6 inches
