NEHA RS/REHS TEST REVIEW LATEST
QUESTIONS WITH ACTUAL CORRECT
VERIFIED ANSWERS |COMPLETE STUDY GUIDE
2026/2027
A daycare with a wading pool needs to do what of the following?
a. Drained and cleaned daily or after each use
b. Have a chlorine level of 5 ppm
c. Stay less than 18 inches of water
d. Have lifeguard training - ✔✔✔ANSWER>>>>Drained and cleaned daily
or after each use
When using heat to kill bed bugs, what temperature is needed for a 90-
minute removal?
90 °F
100 °F
120 °F
1 40°F - ✔✔✔ANSWER>>>>120°F
Sous vide food can lead to what foodborne illness? - CORRECT
ANSWER>>>>Clostridium botulinum
What would be the safest to do at a school event and then sell?
Page 1 of 49
,Cooking vegetables from a home garden
Canning Fruits
Baking custard pies
Freeze-drying ice cream, fruits, and candy - ✔✔✔ANSWER>>>>Cooking
vegetables from a home garden
What can you use after a national Disaster? - ✔✔✔ANSWER>>>>Canned
Goods
What is considered comminuted?
a. pizza
b. hot dogs and hamburgers
c. chili
d. fruits and vegetables - ✔✔✔ANSWER>>>>Hot dogs and hamburgers
Freezing a toxin will have what effect?
a. decrease toxins drastically
b. decrease slightly
c. increases
d. no effect - ✔✔✔ANSWER>>>>no effect
What kind of respirator do you need in 15% oxygen?
Half
Full
SCBA
None - ✔✔✔ANSWER>>>>SCBA
Positive pressure full face mask SCBA (self contained breathing apparatus)
Page 2 of 49
,There was heavy rain and a septic tank has not been buried. What is the main
concern? - ✔✔✔ANSWER>>>>Floating of the tank
Nosocomial infections are most severe in?
a. schools
b. restaurants
c. hospitals
d. prison commissary - ✔✔✔ANSWER>>>>Hospitals
What disease is commonly spread through wastewater? - CORRECT
ANSWER>>>>HEP A
What type of soil is best for an onsite wastewater system? - CORRECT
ANSWER>>>>Red, Brown, or Yellow
What is the goal of onsite wastewater systems? - CORRECT
ANSWER>>>>collect, treat, and disperse wastewater generated by a home or
business.
What is the biggest concern at a festival lasting more than three days? - CORRECT
ANSWER>>>>water, sewage, food protection
Which would require a variance according to the FDA food code?
a. Cook, cool and reheat of chili
b. Sous Vide
c. ROP of raw meat
d. Smoking meat for preservation - ✔✔✔ANSWER>>>>Smoking meat for
preservation
Page 3 of 49
, Order the following for an inspection based on importance most to least?
a. food festival without a hand sink
b. restaurant without power
c. chlorine leak at a public pool - ✔✔✔ANSWER>>>>Chlorine leak at a
public pool, restaurant without power, food festival without a hand sink
What causes infections in tattoos? - ✔✔✔ANSWER>>>>Staphylococcus
aureus
What chemical raises the pH of the pool? - ✔✔✔ANSWER>>>>sodium
bicarbonate (soda ash)
Which would require an inspection first based on the risk caused to the public if
you only have time for one inspection?
a. The hotel is 6 months past due for an inspection
b. Tattoo parlor is nine months past due for an inspection
c. Fast food restaurant one month past due for an inspection
d. A pool that's not open but is looking to open in 2 weeks - CORRECT
ANSWER>>>>Tattoo parlor nine months past due
When conducting a reinspection at a pool, what will you look at first?
a. The main drain is visible at the bottom of the pool
b. The flow rate in range
c. pH of the pool
d. Chemical log being filled out daily - ✔✔✔ANSWER>>>>The main drain
is visible at the bottom of the pool
Page 4 of 49
QUESTIONS WITH ACTUAL CORRECT
VERIFIED ANSWERS |COMPLETE STUDY GUIDE
2026/2027
A daycare with a wading pool needs to do what of the following?
a. Drained and cleaned daily or after each use
b. Have a chlorine level of 5 ppm
c. Stay less than 18 inches of water
d. Have lifeguard training - ✔✔✔ANSWER>>>>Drained and cleaned daily
or after each use
When using heat to kill bed bugs, what temperature is needed for a 90-
minute removal?
90 °F
100 °F
120 °F
1 40°F - ✔✔✔ANSWER>>>>120°F
Sous vide food can lead to what foodborne illness? - CORRECT
ANSWER>>>>Clostridium botulinum
What would be the safest to do at a school event and then sell?
Page 1 of 49
,Cooking vegetables from a home garden
Canning Fruits
Baking custard pies
Freeze-drying ice cream, fruits, and candy - ✔✔✔ANSWER>>>>Cooking
vegetables from a home garden
What can you use after a national Disaster? - ✔✔✔ANSWER>>>>Canned
Goods
What is considered comminuted?
a. pizza
b. hot dogs and hamburgers
c. chili
d. fruits and vegetables - ✔✔✔ANSWER>>>>Hot dogs and hamburgers
Freezing a toxin will have what effect?
a. decrease toxins drastically
b. decrease slightly
c. increases
d. no effect - ✔✔✔ANSWER>>>>no effect
What kind of respirator do you need in 15% oxygen?
Half
Full
SCBA
None - ✔✔✔ANSWER>>>>SCBA
Positive pressure full face mask SCBA (self contained breathing apparatus)
Page 2 of 49
,There was heavy rain and a septic tank has not been buried. What is the main
concern? - ✔✔✔ANSWER>>>>Floating of the tank
Nosocomial infections are most severe in?
a. schools
b. restaurants
c. hospitals
d. prison commissary - ✔✔✔ANSWER>>>>Hospitals
What disease is commonly spread through wastewater? - CORRECT
ANSWER>>>>HEP A
What type of soil is best for an onsite wastewater system? - CORRECT
ANSWER>>>>Red, Brown, or Yellow
What is the goal of onsite wastewater systems? - CORRECT
ANSWER>>>>collect, treat, and disperse wastewater generated by a home or
business.
What is the biggest concern at a festival lasting more than three days? - CORRECT
ANSWER>>>>water, sewage, food protection
Which would require a variance according to the FDA food code?
a. Cook, cool and reheat of chili
b. Sous Vide
c. ROP of raw meat
d. Smoking meat for preservation - ✔✔✔ANSWER>>>>Smoking meat for
preservation
Page 3 of 49
, Order the following for an inspection based on importance most to least?
a. food festival without a hand sink
b. restaurant without power
c. chlorine leak at a public pool - ✔✔✔ANSWER>>>>Chlorine leak at a
public pool, restaurant without power, food festival without a hand sink
What causes infections in tattoos? - ✔✔✔ANSWER>>>>Staphylococcus
aureus
What chemical raises the pH of the pool? - ✔✔✔ANSWER>>>>sodium
bicarbonate (soda ash)
Which would require an inspection first based on the risk caused to the public if
you only have time for one inspection?
a. The hotel is 6 months past due for an inspection
b. Tattoo parlor is nine months past due for an inspection
c. Fast food restaurant one month past due for an inspection
d. A pool that's not open but is looking to open in 2 weeks - CORRECT
ANSWER>>>>Tattoo parlor nine months past due
When conducting a reinspection at a pool, what will you look at first?
a. The main drain is visible at the bottom of the pool
b. The flow rate in range
c. pH of the pool
d. Chemical log being filled out daily - ✔✔✔ANSWER>>>>The main drain
is visible at the bottom of the pool
Page 4 of 49
