1|Page
REHS EXAM LATEST WITH ACTUAL QUESTIONS
AND CORRECT VERIFIED ANSWERS/ALREADY
GRADED A+
1. A factor or agent which increases the risk of cancer is
known as a
a. teratogen
b. mutagen
c. carcinogen
d. fomite - .....ANSWER ...✔✔ carcinogen
2. The four major causes of death among all age groups
of Americans include all of the following
except.
a. homicide
b. accidents
c. malignant neoplasms
d. heart disease - .....ANSWER ...✔✔ homicide
3. In recent years, the largest number of rabies cases
were associated with
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a. skunks
b. bats
c. dogs
d. raccons. - .....ANSWER ...✔✔ skunks
4. Asbestosis is caused by fine silicate fibers retained in
the
a. kidneys
b. lungs
c. colon
d. abdomen - .....ANSWER ...✔✔ lungs
5. An illness due to a specific infectious agent or its toxic
product which is transmitted from a
reservoir to a susceptible host either directly or
indirectly is called
a. an infectious disease
b. a communicable disease
c. a genetic disease
d. a noncommunicable disease - .....ANSWER ...✔✔ a
communicable disease
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6. Rocky mountain spotted fever is spread by
a. flies
b. spiders
c. cockroaches
d. ticks - .....ANSWER ...✔✔ ticks
7. Mycotoxins are poisonous chemicals produced by
a. bacteria
b. vertebrates
c. viruses
d. fungi - .....ANSWER ...✔✔ fungi
8. The study of the occurrence, frequency, and
distribution of disease is
a. entomology
b. biology
c. endocrinology
d. epidemiology - .....ANSWER ...✔✔ epidemiology
9. Which of the following organisms are most resistant to
unfavorable environmental conditions and indicate
past or possibly intermittent pollution?
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a. fecal streptococci
b. escherichia coli
c. aerobacter aerogenes
d. clostridium sporulates - .....ANSWER ...✔✔
clostridium sporulates
10. Engineering controls are
a. controls that isolate or remove hazards from the
work place
b. less effective than good training
c. the last option that should be considered
d. less effective than personal protection processes -
.....ANSWER ...✔✔ controls that isolate or remove
hazards from the workplace
11. Which of the following is not considered a
satisfactory solution to the problem of chemical
contamination in
Well systems?
a. abandoning the well
b. boiling the water
c. building a new, properly constructed, drilled well -
.....ANSWER ...✔✔ boiling the water
REHS EXAM LATEST WITH ACTUAL QUESTIONS
AND CORRECT VERIFIED ANSWERS/ALREADY
GRADED A+
1. A factor or agent which increases the risk of cancer is
known as a
a. teratogen
b. mutagen
c. carcinogen
d. fomite - .....ANSWER ...✔✔ carcinogen
2. The four major causes of death among all age groups
of Americans include all of the following
except.
a. homicide
b. accidents
c. malignant neoplasms
d. heart disease - .....ANSWER ...✔✔ homicide
3. In recent years, the largest number of rabies cases
were associated with
,2|Page
a. skunks
b. bats
c. dogs
d. raccons. - .....ANSWER ...✔✔ skunks
4. Asbestosis is caused by fine silicate fibers retained in
the
a. kidneys
b. lungs
c. colon
d. abdomen - .....ANSWER ...✔✔ lungs
5. An illness due to a specific infectious agent or its toxic
product which is transmitted from a
reservoir to a susceptible host either directly or
indirectly is called
a. an infectious disease
b. a communicable disease
c. a genetic disease
d. a noncommunicable disease - .....ANSWER ...✔✔ a
communicable disease
,3|Page
6. Rocky mountain spotted fever is spread by
a. flies
b. spiders
c. cockroaches
d. ticks - .....ANSWER ...✔✔ ticks
7. Mycotoxins are poisonous chemicals produced by
a. bacteria
b. vertebrates
c. viruses
d. fungi - .....ANSWER ...✔✔ fungi
8. The study of the occurrence, frequency, and
distribution of disease is
a. entomology
b. biology
c. endocrinology
d. epidemiology - .....ANSWER ...✔✔ epidemiology
9. Which of the following organisms are most resistant to
unfavorable environmental conditions and indicate
past or possibly intermittent pollution?
, 4|Page
a. fecal streptococci
b. escherichia coli
c. aerobacter aerogenes
d. clostridium sporulates - .....ANSWER ...✔✔
clostridium sporulates
10. Engineering controls are
a. controls that isolate or remove hazards from the
work place
b. less effective than good training
c. the last option that should be considered
d. less effective than personal protection processes -
.....ANSWER ...✔✔ controls that isolate or remove
hazards from the workplace
11. Which of the following is not considered a
satisfactory solution to the problem of chemical
contamination in
Well systems?
a. abandoning the well
b. boiling the water
c. building a new, properly constructed, drilled well -
.....ANSWER ...✔✔ boiling the water
