1
Texas RS Study Guide EXAM QUESTIONS AND
VERIFIED ANSWERS 2025(GRADED A+) DETAILED
ANSWERS!
Muerto Canyon virus (MCV) is a Hantavirus mainly carried by... - (ANSWER)Mice
The wastewater from the flushing of a water closet, latrine, or privy is referred to
as: - (ANSWER)Black water
Bloodborne pathogens are regulated by: - (ANSWER)OSHA
A negative pressure fit test for a protective mask: - (ANSWER)Is done by placing
both palms against the intake filters
Excessive condensation, corrosion, and mildew occur when the relative humidity
exceeds... - (ANSWER)60%
Quantitative risk assessments USUALLY measure human exposure through all of
the following EXCEPT: - (ANSWER)Computer models
The maximum size of a stair riser should be: - (ANSWER)8 1/4"
Appropriate freezing is used to destroy... - (ANSWER)Parasites
low acid foods have a pH between... - (ANSWER)4.6 -7.0
,2
Which of the following is MOST effective for controlling ragweed? - (ANSWER)2,
4-D
A joist is used as a... - (ANSWER)Horizontal support
The most common type of injury in a home is... - (ANSWER)a fall from standing
height
What is the primary cause of death resulting from automobile exhaust
accumulation in garages? - (ANSWER)Carbon monoxide
When two pollutants are combined, the effects are greater than the sum of the
individual effects. This is called: - (ANSWER)Synergism
What is the vertical part of the stairs you step on called? - (ANSWER)Riser
An action authorized by law to restrict or prevent the movement of goods for the
protection of public health, safety, and welfare is called an order of: -
(ANSWER)Embargo
An establishment known to have imminent heath hazards is not closed by the
inspecting regulatory authority. This example BEST fits the definition of a: -
(ANSWER)Nonfeasance
, 3
Which component of clean, dry air has the smallest volume? -
(ANSWER)ammonia
Which one of the following phrases MOST accurately describes the term
endemic? - (ANSWER)Constant presence of an illness
Swimmer's itch is a common name for which disease? - (ANSWER)Shistosomiasis
What size particle can reach the lowest parts of the lung? - (ANSWER)3 microns
The absorption of how many ergs (energy-per-gram) of air represents 1 roentgen?
- (ANSWER)~86
A disease transmitted by birds and bird droppings is: - (ANSWER)Psittacosis
What type of filter is recommended for use in small communities and rural
places? - (ANSWER)Slow sand
Gas chlorine provides: - (ANSWER)100% available chlorine
For first responders at an incident, which one of the following is listed correctly
according to order of importance? - (ANSWER)Responder Safety, Public Safety,
Environmental Safety, Property protection
Texas RS Study Guide EXAM QUESTIONS AND
VERIFIED ANSWERS 2025(GRADED A+) DETAILED
ANSWERS!
Muerto Canyon virus (MCV) is a Hantavirus mainly carried by... - (ANSWER)Mice
The wastewater from the flushing of a water closet, latrine, or privy is referred to
as: - (ANSWER)Black water
Bloodborne pathogens are regulated by: - (ANSWER)OSHA
A negative pressure fit test for a protective mask: - (ANSWER)Is done by placing
both palms against the intake filters
Excessive condensation, corrosion, and mildew occur when the relative humidity
exceeds... - (ANSWER)60%
Quantitative risk assessments USUALLY measure human exposure through all of
the following EXCEPT: - (ANSWER)Computer models
The maximum size of a stair riser should be: - (ANSWER)8 1/4"
Appropriate freezing is used to destroy... - (ANSWER)Parasites
low acid foods have a pH between... - (ANSWER)4.6 -7.0
,2
Which of the following is MOST effective for controlling ragweed? - (ANSWER)2,
4-D
A joist is used as a... - (ANSWER)Horizontal support
The most common type of injury in a home is... - (ANSWER)a fall from standing
height
What is the primary cause of death resulting from automobile exhaust
accumulation in garages? - (ANSWER)Carbon monoxide
When two pollutants are combined, the effects are greater than the sum of the
individual effects. This is called: - (ANSWER)Synergism
What is the vertical part of the stairs you step on called? - (ANSWER)Riser
An action authorized by law to restrict or prevent the movement of goods for the
protection of public health, safety, and welfare is called an order of: -
(ANSWER)Embargo
An establishment known to have imminent heath hazards is not closed by the
inspecting regulatory authority. This example BEST fits the definition of a: -
(ANSWER)Nonfeasance
, 3
Which component of clean, dry air has the smallest volume? -
(ANSWER)ammonia
Which one of the following phrases MOST accurately describes the term
endemic? - (ANSWER)Constant presence of an illness
Swimmer's itch is a common name for which disease? - (ANSWER)Shistosomiasis
What size particle can reach the lowest parts of the lung? - (ANSWER)3 microns
The absorption of how many ergs (energy-per-gram) of air represents 1 roentgen?
- (ANSWER)~86
A disease transmitted by birds and bird droppings is: - (ANSWER)Psittacosis
What type of filter is recommended for use in small communities and rural
places? - (ANSWER)Slow sand
Gas chlorine provides: - (ANSWER)100% available chlorine
For first responders at an incident, which one of the following is listed correctly
according to order of importance? - (ANSWER)Responder Safety, Public Safety,
Environmental Safety, Property protection
