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Cole's EHS NEHA Exam Study Guide Questions and Answers All Correct Latest Update

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Cole's EHS NEHA Exam Study Guide Questions and Answers All Correct Latest Update Bacteria activity in soil ceases when - Answer- Moisture content is less than 14-16% What is onchocerciasis? - Answer- river blindness, caused by a worm and transmitted by black flies What is scabies? - Answ...

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  • November 2, 2024
  • 17
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • coles ehs neha
  • coles ehs neha exam
  • what is onchocerciasis
  • coles ehs neha exam study guide questions
  • bacteria activity in soil ceases when

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Cole's EHS NEHA Exam Study Guide
Questions and Answers All Correct
2024-2025 Latest Update

Bacteria activity in soil ceases when - Answer- Moisture content is less than 14-16%

What is onchocerciasis? - Answer- river blindness, caused by a worm and transmitted
by black flies

What is scabies? - Answer- Infectious disease of the skin caused by burrowing of the
female mite into the skin where it deposits its eggs

What is leptospirosis? - Answer- Bacterial disease caused by contaminated animal
urine. Symptoms; kidney damage and meningitis

What is enzootic? - Answer- Denoting a disease that regularly affects animals in a
particular district or season

Who are the primary stakeholders of a temporary food event? - Answer- Health
department or regulating authority and the food vendors and event planner

What is the best time for bat proofing? - Answer- Mid autumn through spring

Skimmers and gutters should receive what minimum percent of flow in a standard pool?
- Answer- 60%

What is soda ash used in pool water for? - Answer- To raise the ph

What is a high rate sand filter? - Answer- 12-20 dpm/ ft2

What is shell stock? - Answer- Raw, in shell, molluscum shellfish

What is slacking? - Answer- The gradual thawing of frozen food (increasing from -10 to
25 degrees F ) to prep it for deep-frying or to facilitate even heat penetration.

What is red squill? - Answer- Single dose rodenticide

What is the norway rat home range? - Answer- 100-150 feet

,How much food does an adult rat eat? - Answer- 1 oz of food per day

What is a ratite? - Answer- a flightless bird (emu, ostrich, rhea)

What are the problems of food technology? - Answer- Contamination, food spoilage,
canning spoilage

How does meat spoil? - Answer- Beef spoils from surface inward. Pork spoils bone
outward. Ground beef decomposes rapidly

What is Food Net? - Answer- Foodborne diseases active surveillance network. Has
been monitoring foodborne diseases in US since 1996

What are the holding temps to reduce foodborne illness? - Answer- Hot foods: 135-140
degrees F; cold foods: 40-45 degrees F

When must a priority violation be corrected? - Answer- At time of inspection

When must a priority foundation violation be corrected ? - Answer- Immediately or within
10 days

When must a core violation be corrected? - Answer- Within a 90 day timeframe

What is a core item? - Answer- general sanitation, operational controls, SSOPs,
facilities or structures, equipment design, general maitenance

What is a priority item? - Answer- Quantifiable measure to show control of hazards such
as cooking reheating cooling and handwashing

What is a priority foundation item? - Answer- Purposeful incorporation of specific
actions, equipment, or procedures by industry management. hACCP, record keeping,
labeling

What temperature is chlorine most effective at? - Answer- Per COMAR: 50 ppm @
75degrees F for more than 7 seconds. Per food code: about 75 degrees F

What level of methane is explosive in landfills? - Answer- Between 5-15%

When using liquid, unscented household chlorine bleach to disinfect water in an
emergency , how many drops per gallon should be added? - Answer- 8 drops per gallon

What are white goods? - Answer- Refrigerators, freezers, home appliances

What are the nonpotable uses of water? - Answer- Industrial purposes, agricultural
irrigation, GWr recharge, desert reclamation, fish farming, irrigation of lawns etc,
landscape and golf course watering, toilet flushing

, Where are photochemical oxidants produced? - Answer- The troposphere

Fluorides cause what damage in cattle? - Answer- Crippling skeletal damage

Contamination in a block of ice can be identified by - Answer- Discoloration in the
geometric center

What are the three stages of lakes? - Answer- Oligotrophic (young), mesotrophic,
eutrophic (mature)

What does ozone cause in plants? - Answer- Bleaching, frecks, stipple and growth
suppression

What is a Roentgen? - Answer- A unit of radiation or intensity (x-rays or gamma rays)

Excessive condensation, corrosion, and mildew occur when the relative humidity
exceeds - Answer- 60%

Who protects waterways? - Answer- EPA

What are the outbreak times? - Answer- Less than 1 hour : chemical poisoning
1-7 hours : staphylloccous food poisoning
8-14 hours: C Perfringeas food poisoning
Greater than 14 hrs: other infectious or toxic agents

Dichloroethylene: - Answer- 1.1: solvents 1,2: cleaning fluid

radiation shielding - Answer- Half valve layer (HVL)

What is the solid waste collection frequency? - Answer- Residential : 2 times per week
summer, 1 times per week min
Business: daily except sunday

When addressing the public on emergency situation - Answer- Be accurate and
authoritative

What is passive health surveillance? - Answer- Regular reporting of disease data by all
institutions that see patients (or test specimens) and are part of a reporting network

What is HIA ? - Answer- Health impact assessment. A combination of procedures,
methods, or tools by which a policy program or project may be judged as to its potential
effects on the health of a population and the distribution of those effects within the
populatiom

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