REHS Exam Questions and Answers | Accurate
Solutions with Clear Explanations | 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
• During lunch break, a group of construction workers noticed an unusually high amount
of Rattus rattus running around. This is probably due to the fact that: -✓✓There has
been a recent demolition of several blighted two story houses
• How is the concentration of radon measured? -✓✓PCi/L; picocuries / liter
• What is the most likely source of childhood lead poisoning? -✓✓old painted windows
• What is the best source of protection against radioactivity? -✓✓lead
• out of the following shellfish, which is the least likely to give someone hep A. Mussels,
scallops, clams, or oysters. -✓✓scallops
• Which of the following can cause transmission of Hepatitis B? -✓✓needle sharing,
blood transfusion, plasma transfusion, homosexual activity (all of the above)
• If a child tested for high lead after a finger stick test, what would be the next course of
action? -✓✓venous blood sample
• a child in elementary school has come down with lice. this is an: -✓✓infestation
• placental transfer of immunity is an example of -✓✓natural passive
• A salmonella outbreak has occurred in which 520 people are infected. As a sanitarian
assigned to
the case you should: -✓✓draw up correlations between the infective and non-infective
control groups
• Which of the following is a causative agent of the genus plasmodium is the most
dangerous (fatal) cause of malaria? -✓✓falciparum
Solutions with Clear Explanations | 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
• During lunch break, a group of construction workers noticed an unusually high amount
of Rattus rattus running around. This is probably due to the fact that: -✓✓There has
been a recent demolition of several blighted two story houses
• How is the concentration of radon measured? -✓✓PCi/L; picocuries / liter
• What is the most likely source of childhood lead poisoning? -✓✓old painted windows
• What is the best source of protection against radioactivity? -✓✓lead
• out of the following shellfish, which is the least likely to give someone hep A. Mussels,
scallops, clams, or oysters. -✓✓scallops
• Which of the following can cause transmission of Hepatitis B? -✓✓needle sharing,
blood transfusion, plasma transfusion, homosexual activity (all of the above)
• If a child tested for high lead after a finger stick test, what would be the next course of
action? -✓✓venous blood sample
• a child in elementary school has come down with lice. this is an: -✓✓infestation
• placental transfer of immunity is an example of -✓✓natural passive
• A salmonella outbreak has occurred in which 520 people are infected. As a sanitarian
assigned to
the case you should: -✓✓draw up correlations between the infective and non-infective
control groups
• Which of the following is a causative agent of the genus plasmodium is the most
dangerous (fatal) cause of malaria? -✓✓falciparum
