Cole's EHS NEHA Exam Study Guide: Comprehensive Review
How do you filter out giardia labia? - correct answer ✔✔Rapid sand filtration
Pharmaceuticals in water treatment plants are - correct answer ✔✔Both solid and liquid
Which mosquito is the highest cause of encephalitis in the US? - correct answer ✔✔Culex
What is it called when milk is heated to 191-212 - correct answer ✔✔Pasteurization
Order of priority: power outage at restaurant, chlorine gas leak at pool, no hand sink at food festival -
correct answer ✔✔Chlorine gas, power outage, no hand sink
What is an antibacterial agent used on skin tissue called ? - correct answer ✔✔Antiseptic
What is the most common cockroach in US? - correct answer ✔✔German
What type of cockroach is referred to as a water bug? - correct answer ✔✔Either American or Oriental
What is the minimum distance between a water line and a sewer line in a trailer park? - correct answer
✔✔10 ft
What is the slope for ramps determined by the Americans with Disabilities Act (ADA) - correct answer
✔✔1:12 or less
NSF and USL are organizations that - correct answer ✔✔Certify food service equipment.
What is the amount of soil you must put on a finished landfill - correct answer ✔✔24 inches
,What is most likely to carry Hantavirus? - correct answer ✔✔Rodents
Which is least likely to cause bites and itching in an urban setting - correct answer ✔✔Ticks
What does HACCP stand for? - correct answer ✔✔Hazard Analysis and Critical Control Points
Methemoglobinemia (a blood disorder) is caused by : - correct answer ✔✔Nitrates
Hazardous waste : CRIT - correct answer ✔✔Corrosive, reactive, ignitable, toxic
Organization that tests breathing apparatus - correct answer ✔✔OSHA
Who is the incident commander? - correct answer ✔✔The person with jurisdiction, person responsible
for all aspects of emergency response
What is the calculation for pool turnover rate? - correct answer ✔✔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 answer ✔✔Clostridium botulinum
What can you use after a national disaster? - correct answer ✔✔Canned goods
Where do you store iced fish in the refrigerator? - correct answer ✔✔Below ready to eat foods and
above raw meats
What is considered comminuted? - correct answer ✔✔Hot dogs and hamburgers
What is bacteria that cannot grow in oxygen called? - correct answer ✔✔Anaerobic
Which of these is different from the others? NSF, UL, ASNI, TLE - correct answer ✔✔TLE
, Freezing a toxin will have what affect? - correct answer ✔✔No affect
True of false? Alpha particles are easily absorbable - correct answer ✔✔True (easiest to absorb to
hardest to absorb: gamma , beta, alpha),
What can alpha particles be blocked by? - correct answer ✔✔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 answer ✔✔SCBA (self contained breathing
apparatus
Who regulates proper respirators? - correct answer ✔✔OSHA (occupational safety and health
administration)
What is the gap in an ice machine for? - correct answer ✔✔Air gap to prevent backflow contamination
Giardia cyst concentration that causes disease - correct answer ✔✔500:1
What mosquito carries malaria? - correct answer ✔✔Anopheles
What cockroach is most common in urban areas - correct answer ✔✔German
What was modeled after the National Emergency Response - correct answer ✔✔NIMS (national incident
management system)
The REHS did something that they knew was unlawful and they did it in an unapproved way - correct
answer ✔✔Malfeasance
What role can REHS perform when helping with an ice machine to prevent contamination - correct
answer ✔✔Create a cleaning schedule
How do you filter out giardia labia? - correct answer ✔✔Rapid sand filtration
Pharmaceuticals in water treatment plants are - correct answer ✔✔Both solid and liquid
Which mosquito is the highest cause of encephalitis in the US? - correct answer ✔✔Culex
What is it called when milk is heated to 191-212 - correct answer ✔✔Pasteurization
Order of priority: power outage at restaurant, chlorine gas leak at pool, no hand sink at food festival -
correct answer ✔✔Chlorine gas, power outage, no hand sink
What is an antibacterial agent used on skin tissue called ? - correct answer ✔✔Antiseptic
What is the most common cockroach in US? - correct answer ✔✔German
What type of cockroach is referred to as a water bug? - correct answer ✔✔Either American or Oriental
What is the minimum distance between a water line and a sewer line in a trailer park? - correct answer
✔✔10 ft
What is the slope for ramps determined by the Americans with Disabilities Act (ADA) - correct answer
✔✔1:12 or less
NSF and USL are organizations that - correct answer ✔✔Certify food service equipment.
What is the amount of soil you must put on a finished landfill - correct answer ✔✔24 inches
,What is most likely to carry Hantavirus? - correct answer ✔✔Rodents
Which is least likely to cause bites and itching in an urban setting - correct answer ✔✔Ticks
What does HACCP stand for? - correct answer ✔✔Hazard Analysis and Critical Control Points
Methemoglobinemia (a blood disorder) is caused by : - correct answer ✔✔Nitrates
Hazardous waste : CRIT - correct answer ✔✔Corrosive, reactive, ignitable, toxic
Organization that tests breathing apparatus - correct answer ✔✔OSHA
Who is the incident commander? - correct answer ✔✔The person with jurisdiction, person responsible
for all aspects of emergency response
What is the calculation for pool turnover rate? - correct answer ✔✔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 answer ✔✔Clostridium botulinum
What can you use after a national disaster? - correct answer ✔✔Canned goods
Where do you store iced fish in the refrigerator? - correct answer ✔✔Below ready to eat foods and
above raw meats
What is considered comminuted? - correct answer ✔✔Hot dogs and hamburgers
What is bacteria that cannot grow in oxygen called? - correct answer ✔✔Anaerobic
Which of these is different from the others? NSF, UL, ASNI, TLE - correct answer ✔✔TLE
, Freezing a toxin will have what affect? - correct answer ✔✔No affect
True of false? Alpha particles are easily absorbable - correct answer ✔✔True (easiest to absorb to
hardest to absorb: gamma , beta, alpha),
What can alpha particles be blocked by? - correct answer ✔✔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 answer ✔✔SCBA (self contained breathing
apparatus
Who regulates proper respirators? - correct answer ✔✔OSHA (occupational safety and health
administration)
What is the gap in an ice machine for? - correct answer ✔✔Air gap to prevent backflow contamination
Giardia cyst concentration that causes disease - correct answer ✔✔500:1
What mosquito carries malaria? - correct answer ✔✔Anopheles
What cockroach is most common in urban areas - correct answer ✔✔German
What was modeled after the National Emergency Response - correct answer ✔✔NIMS (national incident
management system)
The REHS did something that they knew was unlawful and they did it in an unapproved way - correct
answer ✔✔Malfeasance
What role can REHS perform when helping with an ice machine to prevent contamination - correct
answer ✔✔Create a cleaning schedule
