REHS EXAM Question and Answer 2026
| Ultimate Exam Preparation Bundle |
Grade A+
• the total amount of oxygen demand in a sample (in mg/L) as measured by a
specific strong chemical oxidation procedure is called the: -✓✓COD
• a black light is used by food inspectors to -✓✓determine the presence of
rodent urine
• sodium thiosulfate is added to water sample bottles to -✓✓inactivate chlorine
in water
• minimum separation distance are required and specified between the disposal
field and: -✓✓dwelling, property line, water course, and well
(all of the above)
• NIOSH is the research arm of: -✓✓OSHA
• the mandated public health activities listed in title 8-chapter 52 on the NJ
administrative code are known as: -✓✓core activities
• the legal definition of air pollution in NJ states that is the presence of one or
more air contaminants in the -✓✓outdoor atmosphere
• the venetians took important steps toward the control of communicable
diseases when the introduced the practice of isolating ships that were under
suspicion of carrying epidemic diseases. This practice is called -✓✓quarintine
• the term commonly used when a pathogenic organism enters and multiplies in
the blood of a susceptible host is: -✓✓septicemia
• which of the following organisms produces an environmentally resistant spore?
-✓✓clostridium botulinum
,• a type of resource recovery program currently approved by NJ that, via special
permit, allows clams to be taken from marginally polluted waters and cleansed
prior to release for market sale is -✓✓depuration
• in taking a lab sample for water microbiology, you should: -✓✓use a sterile
container, take at least 100 ml for total coliform, keep the sample cold and have
the sample analyzed within 30 hrs (all of the above)
• in collecting a water sample for volatile organic compounds, you need -✓✓a
40ml glass vial with septum seal and an acid preservative
• in choosing a laboratory, health departments must make sure -✓✓they are
NJDEPE certified for the test you want performed
• good public health management requires -✓✓intelligence, organizational
behavior, human resources, firm knowledge in health and epidedemiology. (all of
the above)
• mixed construction/demolition material consisting of wood, metal, brick and
concrete is considered a source separated recyclable and can be used as clean fill
-✓✓false
• which of the following characteristics may cause a chemical to be categorized as
hazardous? -✓✓flammable, toxic, corrosive, explosive (all of the above)
• which of the following act as sources of oxygen into a surface water? -
✓✓atmospheric reaeration and photosynthesis
(both c and d)
• bacteria reproduce by -✓✓fission
• which of the following is not a method of classifying viruses -✓✓gram stain
reaction
, • which of the following is not a method of classifying bacteria? -✓✓presence or
absence of spikes on the membranous envelop
• the new jersey worker and community right to know act -✓✓establishes a
program for the disclosure of hazardous chemical substance information and it
helps people in making informed decisions about the chemicals they work with
and may be exposed to in their communities (A and C)
• if you ever wanted to know what hazardous chemicals are present at a covered
facility what would you refer to? -✓✓the right to know survey
• what agency will provide copies of the right to know survey for public and
private sector facilities and hazardous substance fact sheets to anyone who
makes a request? -✓✓right-to-know county lead agencies
• How should shellfish be stored in a retail food establishment? -✓✓ice
• What organ is radon most likely to affect? -✓✓lungs
• If an inspector were to inspect a youth camp, which of the following would he
ask to see? -✓✓pool log containing ph and cl readings, written camp policies,
proof of insurance, and administrative credentials (all of the above)
• A small pond near a farm experienced an algae bloom. Which of the following
was most likely the cause -✓✓Fertilizer runoff causing an increase in nitrogen
and phosphorus
• Why are animals used in laboratory testing of chemicals as opposed to humans?
-✓✓Test results using animals can be analyzed in a much shorter period of time
than if humans were to be used.
• Which of the following is least likely to occur as a product of air pollution? -
✓✓gastrointestinal problems
| Ultimate Exam Preparation Bundle |
Grade A+
• the total amount of oxygen demand in a sample (in mg/L) as measured by a
specific strong chemical oxidation procedure is called the: -✓✓COD
• a black light is used by food inspectors to -✓✓determine the presence of
rodent urine
• sodium thiosulfate is added to water sample bottles to -✓✓inactivate chlorine
in water
• minimum separation distance are required and specified between the disposal
field and: -✓✓dwelling, property line, water course, and well
(all of the above)
• NIOSH is the research arm of: -✓✓OSHA
• the mandated public health activities listed in title 8-chapter 52 on the NJ
administrative code are known as: -✓✓core activities
• the legal definition of air pollution in NJ states that is the presence of one or
more air contaminants in the -✓✓outdoor atmosphere
• the venetians took important steps toward the control of communicable
diseases when the introduced the practice of isolating ships that were under
suspicion of carrying epidemic diseases. This practice is called -✓✓quarintine
• the term commonly used when a pathogenic organism enters and multiplies in
the blood of a susceptible host is: -✓✓septicemia
• which of the following organisms produces an environmentally resistant spore?
-✓✓clostridium botulinum
,• a type of resource recovery program currently approved by NJ that, via special
permit, allows clams to be taken from marginally polluted waters and cleansed
prior to release for market sale is -✓✓depuration
• in taking a lab sample for water microbiology, you should: -✓✓use a sterile
container, take at least 100 ml for total coliform, keep the sample cold and have
the sample analyzed within 30 hrs (all of the above)
• in collecting a water sample for volatile organic compounds, you need -✓✓a
40ml glass vial with septum seal and an acid preservative
• in choosing a laboratory, health departments must make sure -✓✓they are
NJDEPE certified for the test you want performed
• good public health management requires -✓✓intelligence, organizational
behavior, human resources, firm knowledge in health and epidedemiology. (all of
the above)
• mixed construction/demolition material consisting of wood, metal, brick and
concrete is considered a source separated recyclable and can be used as clean fill
-✓✓false
• which of the following characteristics may cause a chemical to be categorized as
hazardous? -✓✓flammable, toxic, corrosive, explosive (all of the above)
• which of the following act as sources of oxygen into a surface water? -
✓✓atmospheric reaeration and photosynthesis
(both c and d)
• bacteria reproduce by -✓✓fission
• which of the following is not a method of classifying viruses -✓✓gram stain
reaction
, • which of the following is not a method of classifying bacteria? -✓✓presence or
absence of spikes on the membranous envelop
• the new jersey worker and community right to know act -✓✓establishes a
program for the disclosure of hazardous chemical substance information and it
helps people in making informed decisions about the chemicals they work with
and may be exposed to in their communities (A and C)
• if you ever wanted to know what hazardous chemicals are present at a covered
facility what would you refer to? -✓✓the right to know survey
• what agency will provide copies of the right to know survey for public and
private sector facilities and hazardous substance fact sheets to anyone who
makes a request? -✓✓right-to-know county lead agencies
• How should shellfish be stored in a retail food establishment? -✓✓ice
• What organ is radon most likely to affect? -✓✓lungs
• If an inspector were to inspect a youth camp, which of the following would he
ask to see? -✓✓pool log containing ph and cl readings, written camp policies,
proof of insurance, and administrative credentials (all of the above)
• A small pond near a farm experienced an algae bloom. Which of the following
was most likely the cause -✓✓Fertilizer runoff causing an increase in nitrogen
and phosphorus
• Why are animals used in laboratory testing of chemicals as opposed to humans?
-✓✓Test results using animals can be analyzed in a much shorter period of time
than if humans were to be used.
• Which of the following is least likely to occur as a product of air pollution? -
✓✓gastrointestinal problems
