Cole’s EHS NEHA Exam Study Guide EXAM LATEST ACTUAL EXAM QUESTIONS AND CORRECT DETAILED ANSWERS | EVERYTHING YOU NEED TO PASS EXAM
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Cole’s EHS NEHA
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Cole’s EHS NEHA
Cole’s EHS NEHA Exam Study Guide EXAM LATEST ACTUAL EXAM QUESTIONS AND CORRECT DETAILED ANSWERS | EVERYTHING YOU NEED TO PASS EXAM
What are the four stages of an infected individual? - ANSWER-1. Incubation period, 2. Carrier state. nante infection 4. Remission/immunity
What is the principle of...
Cole’s EHS NEHA Exam Study Guide EXAM LATEST 2024 - 2025 ACTUAL EXAM QUESTIONS AND CORRECT DETAILED ANSWERS | EVERYTHING YOU NEED TO PASS EXAM What are the four stages of an infected individual? - ✔✔✔ANSWER -
1. Incubation period, 2. Carrier state. 3.fulminante infection 4. Remission/immunity What is the principle of multiple barriers? - ✔✔✔ANSWER -
Interruption of disease at each if the three points of disease transmission ( host, environment, and agent) How is E. coli 0157: H7 spread? - ✔✔✔ANSWER -By direct contact and under -cooked food What is the desirable alkalinity of water? - ✔✔✔ANSWER -30 to 100 mg/l A hydropneumatic tank typically contains what percent of its volume of water? - ✔✔✔ANSWER -20% or 1/5 How frequently are emergency response plans, nuclear power plans, reviewed? - ✔✔✔ANSWER -Every two years When below 5000 ft elevation, what is the minimum time you should hold water at a rolling boil to disinfect it? - ✔✔✔ANSWER -1 minute What agencies respond to bioterrorism attacks? - ✔✔✔ANSWER -
FBI weapons of mass destruction coordinator, FBI joint terrorism task force, certified hazmat unit, local law enforcement, local public health department Sound frequencies of ________ intensity, but ________ frequency are most effective against bacteria - ✔✔✔ANSWER -Low, high How do you filter out giardia lambia? - ✔✔✔ANSWER -Rapid sand filtration Pharmaceuticals in water treatment plants are - ✔✔✔ANSWER -
Both solid and liquid Which mosquito is the highest cause of encephalitis in the US? - ✔✔✔ANSWER -Culex What is it called when milk is heated to 191 -212 - ✔✔✔ANSWER -
Pasteurization Order of priority: power outage at restaurant, chlorine gas leak at pool, no hand sink at food festival - ✔✔✔ANSWER -Chlorine gas, power outage, no hand sink What is an antibacterial agent used on skin tissue called ? - ✔✔✔ANSWER -Antiseptic What is the most common cockroach in US? - ✔✔✔ANSWER -
German What type of cockroach is referred to as a water bug? - ✔✔✔ANSWER -Either American or Oriental What is the minimum distance between a water line and a sewer line in a trailer park? - ✔✔✔ANSWER -10 ft What is the slope for ramps determined by the Americans with Disabilities Act (ADA) - ✔✔✔ANSWER -1:12 or less NSF and USL are organizations that - ✔✔✔ANSWER -Certify food service equipment. What is the amount of soil you must put on a finished landfill - ✔✔✔ANSWER -24 inches What is most likely to carry Hantavirus? - ✔✔✔ANSWER -Rodents Which is least likely to cause bites and itching in an urban setting - ✔✔✔ANSWER -Ticks What does HACCP stand for? - ✔✔✔ANSWER -Hazard Analysis and Critical Control Points Methemoglobinemia (a blood disorder) is caused by : - ✔✔✔ANSWER -Nitrates
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