1
REHS/RS NEHA PRACTICE EXAM
Questions and Answers Latest
Updates 2025 TOP RATED A+
Relative humidity measured by: - Answer Psychrometer
Which place can we test radon in school? - Answer First floor (or lowest floor-basement
is best)
A BSC (biological safety cabinet) national performance standard has been developed
by? - Answer NSF (National Sanitation Foundation) and UL (Underwriters Laboratories)
Hand washing water temperature? - Answer 98-100 degrees F
What are the effects of substandard houses? - Answer More accidents
What measure should the sanitarian take if occupants of a building are complaining of
skin irritations? - Answer Check HVAC system
When will we start to take history during a food borne illness outbreak? - Answer 72
prior to the onset of symptoms
Psychrophilic bacteria best grow in what temperature range? - Answer Below 45
degrees
, 2
Which one is used to kill bacteria by boiling? - Answer Sterilization (and pasteurization
is heating and then immediately cooling)
When we store food that contains spores of bacteria, the spores: - Answer Have no
significant change
Which one is the most common cause of food borne illness/outbreak? - Answer
Salmonella
Salmonella is a: - Answer Bacteria
How can we control S. Enteritis (gastroenteritis) associated with eggs? - Answer Store
and transport the eggs under refrigeration at an ambient air temperature of no more
than 45 degrees
In daycare center patrons, what is a common problem? - Answer Food poisoning
The Fourth Amendment covers: - Answer Unreasonable/illegal search and seizure
Which is the best place to store shellfish in a walk in refrigerator? - Answer Far from the
entrance door (on a lower shelf)
Which is not allowed in a school kitchen? - Answer Sanitizing towel
Which one is not a recommended dishwashing detergent? - Answer Phenol
What body part is the most likely to transmit disease? - Answer Hands
What is a good indicator for good frozen foods? - Answer Tightened water and air (no
crystallization)
Which organism can be a test for the efficiency of canned foods? - Answer Clostridium
botulinum
What information is protected by HIPAA? (Health Insurance Portability & Accountability
Act) - Answer Personal Medical Data
What does negative phosphatase mean? (negative enzyme test) - Answer Proper
pasteurization
Egg heating? - Answer 145 (beef and fish too)
When inspecting fresh fish, look for: - Answer Red gills
In fried frozen chicken the critical point in HACCP principle is? - Answer Temperature to
heat internally to 165 degrees
, 3
In the disposal of waste from a poultry processing unit the expected disease is: -
Answer Salmonella
Who is authorized to regulate FIFRA (Federal Insecticide Fungicide and Rodenticide
Act)? - Answer EPA
HACCP is mainly designed for? - Answer All foods (but Salvato says the primary foods
are those dealing with beef and chicken).
Which is the most common roach species in the kitchen and table area? - Answer
German Cockroach
What is the most common contributing factor to foodborne illness? - Answer Improper
holding temperatures
Which food does not require refrigeration at 41degrees? - Answer Ultra-pasteurized
creamers
What is the maximum accumulated time that potentially hazardous food can safely be
exposed to the temperature danger zone? - Answer 4 hours
Unpasteurized eggs not intended for immediate service should be cooked at? - Answer
155 degrees for 15 seconds
What is the most important rule of food storage? - Answer Follow the "First In, First Out"
rule
Shellfish tags should be kept for how many days after the container is empty? - Answer
90 days
What is the appropriate procedure for bottle washing in a large plant? - Answer Wash,
rinse, sanitize (and air dry) (NOTE: for hand washing dishes it is the same, except add
"scrape" to the beginning.)
What is the minimum recommended space of Beach area per person? - Answer 50 sq ft
Skin irritation can be caused by prolonged exposure to water with a pH of ? - Answer
Below 7.4 or 7.0 (eye irritation is prolonged exposure to 7.4 and below as well)
The filter in a swimming pool should run for how long? - Answer Continuously
At what time interval should water in a spa, whirlpool or hot tub recirculate? - Answer
Entire body of water should recirculate in 30 minutes (30 minute turnover rate)
REHS/RS NEHA PRACTICE EXAM
Questions and Answers Latest
Updates 2025 TOP RATED A+
Relative humidity measured by: - Answer Psychrometer
Which place can we test radon in school? - Answer First floor (or lowest floor-basement
is best)
A BSC (biological safety cabinet) national performance standard has been developed
by? - Answer NSF (National Sanitation Foundation) and UL (Underwriters Laboratories)
Hand washing water temperature? - Answer 98-100 degrees F
What are the effects of substandard houses? - Answer More accidents
What measure should the sanitarian take if occupants of a building are complaining of
skin irritations? - Answer Check HVAC system
When will we start to take history during a food borne illness outbreak? - Answer 72
prior to the onset of symptoms
Psychrophilic bacteria best grow in what temperature range? - Answer Below 45
degrees
, 2
Which one is used to kill bacteria by boiling? - Answer Sterilization (and pasteurization
is heating and then immediately cooling)
When we store food that contains spores of bacteria, the spores: - Answer Have no
significant change
Which one is the most common cause of food borne illness/outbreak? - Answer
Salmonella
Salmonella is a: - Answer Bacteria
How can we control S. Enteritis (gastroenteritis) associated with eggs? - Answer Store
and transport the eggs under refrigeration at an ambient air temperature of no more
than 45 degrees
In daycare center patrons, what is a common problem? - Answer Food poisoning
The Fourth Amendment covers: - Answer Unreasonable/illegal search and seizure
Which is the best place to store shellfish in a walk in refrigerator? - Answer Far from the
entrance door (on a lower shelf)
Which is not allowed in a school kitchen? - Answer Sanitizing towel
Which one is not a recommended dishwashing detergent? - Answer Phenol
What body part is the most likely to transmit disease? - Answer Hands
What is a good indicator for good frozen foods? - Answer Tightened water and air (no
crystallization)
Which organism can be a test for the efficiency of canned foods? - Answer Clostridium
botulinum
What information is protected by HIPAA? (Health Insurance Portability & Accountability
Act) - Answer Personal Medical Data
What does negative phosphatase mean? (negative enzyme test) - Answer Proper
pasteurization
Egg heating? - Answer 145 (beef and fish too)
When inspecting fresh fish, look for: - Answer Red gills
In fried frozen chicken the critical point in HACCP principle is? - Answer Temperature to
heat internally to 165 degrees
, 3
In the disposal of waste from a poultry processing unit the expected disease is: -
Answer Salmonella
Who is authorized to regulate FIFRA (Federal Insecticide Fungicide and Rodenticide
Act)? - Answer EPA
HACCP is mainly designed for? - Answer All foods (but Salvato says the primary foods
are those dealing with beef and chicken).
Which is the most common roach species in the kitchen and table area? - Answer
German Cockroach
What is the most common contributing factor to foodborne illness? - Answer Improper
holding temperatures
Which food does not require refrigeration at 41degrees? - Answer Ultra-pasteurized
creamers
What is the maximum accumulated time that potentially hazardous food can safely be
exposed to the temperature danger zone? - Answer 4 hours
Unpasteurized eggs not intended for immediate service should be cooked at? - Answer
155 degrees for 15 seconds
What is the most important rule of food storage? - Answer Follow the "First In, First Out"
rule
Shellfish tags should be kept for how many days after the container is empty? - Answer
90 days
What is the appropriate procedure for bottle washing in a large plant? - Answer Wash,
rinse, sanitize (and air dry) (NOTE: for hand washing dishes it is the same, except add
"scrape" to the beginning.)
What is the minimum recommended space of Beach area per person? - Answer 50 sq ft
Skin irritation can be caused by prolonged exposure to water with a pH of ? - Answer
Below 7.4 or 7.0 (eye irritation is prolonged exposure to 7.4 and below as well)
The filter in a swimming pool should run for how long? - Answer Continuously
At what time interval should water in a spa, whirlpool or hot tub recirculate? - Answer
Entire body of water should recirculate in 30 minutes (30 minute turnover rate)
