REHS 2023/ 2024 Exam| Questions and Verified Answers| 100% Correct |Grade A (NEW Update)
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Course
REHS
Institution
REHS
QUESTION
To disinfect clear water using 5% household bleach
a. mix 6 to 8 drops of bleach and drink after setting 5 minutes
b. mix 6 to 8 drop and let stand for 10 minutes
c. mix 1 tablespoon to 10 gallons and let sit 30 minutes
d. drink canned or bottled food and beverage materials even thoug...
REHS 2023/ 2024 Exam| Questions and
Verified Answers| 100% Correct |Grade A
(NEW Update)
QUESTION
To disinfect clear water using 5% household bleach
a. mix 6 to 8 drops of bleach and drink after setting 5 minutes
b. mix 6 to 8 drop and let stand for 10 minutes
c. mix 1 tablespoon to 10 gallons and let sit 30 minutes
d. drink canned or bottled food and beverage materials even thought they were contaminated
Answer:
mix 1 tablespoon to 10 gallons and let sit 30 minutes
QUESTION
Hepatitis B vaccinations for employees that work in contamination risk job areas
a. must be offered at no cost
b. must be made available to the employees at the employers cost
c. are required of such employees
d. are not required due to the non-serious nature of the disease and its difficulty of spread or
employee contraction
Answer:
must be offered at no cost
QUESTION
Most concerns about noise as a pollutant have focused on the
a. home
b. school
c. community
d. worksite
,Answer:
worksite
QUESTION
Which one of the following sources of noise has been declining in recent years?
a. motorcycle
b. automobile
c. aircraft
d. industrial
Answer:
automobile
QUESTION
All of the following are characteristics of an ideal shielding material for lead paint surfaces
except
a. vermin proof
b. low cost
c. high density and mass
d. non toxic
Answer:
high density and mass
QUESTION
The high moisture content of vent gases create
a. acids which eat away the mortar in the chimney
b. C2H2O
c. possible explosion hazard due to combustible gas
Answer:
acids which eat away the mortar in the chimney
,QUESTION
The four biosafety containment levels consist of a combination of
a. lab practices, safety equipment, and facilities
b. lab techniques, research protocols, and safety equipment
c. research protocols, safety training, lab facilities
d. lab practices, safety training, and research protocols
Answer:
lab practices, safety equipment, and facilities
QUESTION
Perhaps the most important feature in implementing programs in biosafety is
a. the extensive use of rules and regulations
b. the reliance on outside contractors
c. working with the client in a consultative mode
d. none of the above
Answer:
working with the client in a consultative mode
QUESTION
_________ is the doing of an authorized act in an unauthorized manner
a. nonfeasance
b. misfeasance
c. malfeasance
d. feasance
Answer:
misfeasance
QUESTION
, The legal authority to conduct a routine environmental health inspection
a. explicitly stated in the US constitution
b. inherent in a health agency
c. granted by judicial decree
d. delegated by legislature
Answer:
delegated by legislature
QUESTION
If a health official failed to close a restaurant known to have imminent health dangers this is
a. misdemeanor
b. malfeasance
c. misfeasance
d. nonfeasance
Answer:
nonfeasance
QUESTION
Major effects on humans are caused by Los Angeles and London type smog, along with
a. sulfur dioxide and hydrogen fluoride
b. sulfur dioxide and carbon monoxide
c. hydrogen sulfide and peroxacyl nitrates
d. ozone and nitrogen
Answer:
sulfur dioxide and hydrogen fluoride
QUESTION
Which component of clean dry air has the smallest volume?
a. carbon monoxide
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