Cole's EHS NEHA Exam Study Guide || VERIFIED
QUESTIONS WITH PERFECT ANSWERS.
How do you filter out giardia lambia? correct answers Rapid sand filtration
Pharmaceuticals in water treatment plants are correct answers Both solid and liquid
Which mosquito is the highest cause of encephalitis in the US? correct answers Culex
What is it called when milk is heated to 191-212 correct answers Pasteurization
Order of priority: power outage at restaurant, chlorine gas leak at pool, no hand sink at food
festival correct answers Chlorine gas, power outage, no hand sink
What is an antibacterial agent used on skin tissue called ? correct answers Antiseptic
What is the most common cockroach in US? correct answers German
What type of cockroach is referred to as a water bug? correct answers Either American or
Oriental
What is the minimum distance between a water line and a sewer line in a trailer park? correct
answers 10 ft
What is the slope for ramps determined by the Americans with Disabilities Act (ADA) correct
answers 1:12 or less
NSF and USL are organizations that correct answers Certify food service equipment.
What is the amount of soil you must put on a finished landfill correct answers 24 inches
What is most likely to carry Hantavirus? correct answers Rodents
Which is least likely to cause bites and itching in an urban setting correct answers Ticks
What does HACCP stand for? correct answers Hazard Analysis and Critical Control Points
Methemoglobinemia (a blood disorder) is caused by : correct answers Nitrates
Hazardous waste : CRIT correct answers Corrosive, reactive, ignitable, toxic
Organization that tests breathing apparatus correct answers OSHA
Who is the incident commander? correct answers The person with jurisdiction, person
responsible for all aspects of emergency response
,What is the calculation for pool turnover rate? correct answers Turnover rate (hours)= pool
volume (gallons) / flow rate (gallons per minute) x 60 (minutes per hour)
Sous vide foods can lead to what foodborne illness? correct answers Clostridium botulinum
What can you use after a national disaster? correct answers Canned goods
Where do you store iced fish in the refrigerator? correct answers Below ready to eat foods and
above raw meats
What is considered comminuted? correct answers Hot dogs and hamburgers
What is bacteria that cannot grow in oxygen called? correct answers Anaerobic
Which of these is different from the others? NSF, UL, ASNI, TLE correct answers TLE
Freezing a toxin will have what affect? correct answers No affect
True of false? Alpha particles are easily absorbable correct answers True (easiest to absorb to
hardest to absorb: gamma , beta, alpha),
What can alpha particles be blocked by? correct answers A sheet of paper (beta can pass through
paper, stopped by aluminum. Gamma is difficult to stop, needs concrete or other heavy shielding
What kind of respirator do you need in 15% oxygen correct answers SCBA (self contained
breathing apparatus
Who regulates proper respirators? correct answers OSHA (occupational safety and health
administration)
What is the gap in an ice machine for? correct answers Air gap to prevent backflow
contamination
Giardia cyst concentration that causes disease correct answers 500:1
What mosquito carries malaria? correct answers Anopheles
What cockroach is most common in urban areas correct answers German
What was modeled after the National Emergency Response correct answers NIMS (national
incident management system)
The REHS did something that they knew was unlawful and they did it in an unapproved way
correct answers Malfeasance
, What role can REHS perform when helping with an ice machine to prevent contamination
correct answers Create a cleaning schedule
There has been a flood and the septic tank has not been buried. What is a concern for pumping?
correct answers Floating of the tank
Noscomial infections are most severe in correct answers Hospitals
Which airflow from hospitals is least critical? correct answers Hallway to dirty laundry area
What is NIMS? correct answers National Incident Management System , a systematic proactive
approach to guide departments and agencies at all levels of government
What is ICS? correct answers Incident Command System , a systematic tool for the command,
control, and coordination of emergency response
Depth to water table of six inches requires a correct answers Sand mound
Fast food facilities create the most correct answers F.O.G (fats, oil, grease)
Which bacteria does HACCP target? correct answers Listeria monocytogenes
Prevailing winds ... correct answers Blow predominantly from a single direction over a particular
point on earth's surface
What is the first thing you do if you come across mold in a room? correct answers Open a
window
What is the effect of adding co2 to a septic tank? correct answers Lowers ph
What disease is commonly spread through wastewater? correct answers Hep A
What guidance do you give a homeowner with a new septic tank? correct answers Pump
regularly
What is the best system for a small community? correct answers Rapid sand
Nitrogen is transformed into what during conventional biological processes? correct answers
Ammonia and biological sludge
A family complains of multiple bites and a rash. What is the least likely organism to cause it?
correct answers Tick
There is a vacant lot that has been used for dumping of unwanted items. What is the correct
action that REHS should perform? correct answers Contact the owner and explain the public
QUESTIONS WITH PERFECT ANSWERS.
How do you filter out giardia lambia? correct answers Rapid sand filtration
Pharmaceuticals in water treatment plants are correct answers Both solid and liquid
Which mosquito is the highest cause of encephalitis in the US? correct answers Culex
What is it called when milk is heated to 191-212 correct answers Pasteurization
Order of priority: power outage at restaurant, chlorine gas leak at pool, no hand sink at food
festival correct answers Chlorine gas, power outage, no hand sink
What is an antibacterial agent used on skin tissue called ? correct answers Antiseptic
What is the most common cockroach in US? correct answers German
What type of cockroach is referred to as a water bug? correct answers Either American or
Oriental
What is the minimum distance between a water line and a sewer line in a trailer park? correct
answers 10 ft
What is the slope for ramps determined by the Americans with Disabilities Act (ADA) correct
answers 1:12 or less
NSF and USL are organizations that correct answers Certify food service equipment.
What is the amount of soil you must put on a finished landfill correct answers 24 inches
What is most likely to carry Hantavirus? correct answers Rodents
Which is least likely to cause bites and itching in an urban setting correct answers Ticks
What does HACCP stand for? correct answers Hazard Analysis and Critical Control Points
Methemoglobinemia (a blood disorder) is caused by : correct answers Nitrates
Hazardous waste : CRIT correct answers Corrosive, reactive, ignitable, toxic
Organization that tests breathing apparatus correct answers OSHA
Who is the incident commander? correct answers The person with jurisdiction, person
responsible for all aspects of emergency response
,What is the calculation for pool turnover rate? correct answers Turnover rate (hours)= pool
volume (gallons) / flow rate (gallons per minute) x 60 (minutes per hour)
Sous vide foods can lead to what foodborne illness? correct answers Clostridium botulinum
What can you use after a national disaster? correct answers Canned goods
Where do you store iced fish in the refrigerator? correct answers Below ready to eat foods and
above raw meats
What is considered comminuted? correct answers Hot dogs and hamburgers
What is bacteria that cannot grow in oxygen called? correct answers Anaerobic
Which of these is different from the others? NSF, UL, ASNI, TLE correct answers TLE
Freezing a toxin will have what affect? correct answers No affect
True of false? Alpha particles are easily absorbable correct answers True (easiest to absorb to
hardest to absorb: gamma , beta, alpha),
What can alpha particles be blocked by? correct answers A sheet of paper (beta can pass through
paper, stopped by aluminum. Gamma is difficult to stop, needs concrete or other heavy shielding
What kind of respirator do you need in 15% oxygen correct answers SCBA (self contained
breathing apparatus
Who regulates proper respirators? correct answers OSHA (occupational safety and health
administration)
What is the gap in an ice machine for? correct answers Air gap to prevent backflow
contamination
Giardia cyst concentration that causes disease correct answers 500:1
What mosquito carries malaria? correct answers Anopheles
What cockroach is most common in urban areas correct answers German
What was modeled after the National Emergency Response correct answers NIMS (national
incident management system)
The REHS did something that they knew was unlawful and they did it in an unapproved way
correct answers Malfeasance
, What role can REHS perform when helping with an ice machine to prevent contamination
correct answers Create a cleaning schedule
There has been a flood and the septic tank has not been buried. What is a concern for pumping?
correct answers Floating of the tank
Noscomial infections are most severe in correct answers Hospitals
Which airflow from hospitals is least critical? correct answers Hallway to dirty laundry area
What is NIMS? correct answers National Incident Management System , a systematic proactive
approach to guide departments and agencies at all levels of government
What is ICS? correct answers Incident Command System , a systematic tool for the command,
control, and coordination of emergency response
Depth to water table of six inches requires a correct answers Sand mound
Fast food facilities create the most correct answers F.O.G (fats, oil, grease)
Which bacteria does HACCP target? correct answers Listeria monocytogenes
Prevailing winds ... correct answers Blow predominantly from a single direction over a particular
point on earth's surface
What is the first thing you do if you come across mold in a room? correct answers Open a
window
What is the effect of adding co2 to a septic tank? correct answers Lowers ph
What disease is commonly spread through wastewater? correct answers Hep A
What guidance do you give a homeowner with a new septic tank? correct answers Pump
regularly
What is the best system for a small community? correct answers Rapid sand
Nitrogen is transformed into what during conventional biological processes? correct answers
Ammonia and biological sludge
A family complains of multiple bites and a rash. What is the least likely organism to cause it?
correct answers Tick
There is a vacant lot that has been used for dumping of unwanted items. What is the correct
action that REHS should perform? correct answers Contact the owner and explain the public
