Question 36
Marks: 1
The exposure of excreta or sewage on the surface of the ground sets the stage for disease transmission by both direct
contact or
Choose one answer.
a. indirect contact
b. vector
c. vehicle or fomite
d. all of the above
all of the above
Question 37
Marks: 1
After the absorption field has failed, which of the following will NOT correct or repair the field?
Choose one answer.
a. reduce the amount of water used in the home
b. increase the water pressure
c. pump the septic tank
d. use low-flow shower heads
increase the water pressure
Question 38
Marks: 1
The examination of road cuts, stream embankments, and/or building excavations provides only marginal information
about soils due to oxidation.
Choose one answer.
a. True
b. False
False
, Question 39
Marks: 1
A water leak no larger than 1/8 inch in diameter can result in a loss of up to:
Choose one answer.
a. 50 gallons in 24 hours
b. 100 gallons in 24 hours
c. 200 gallons in 24 hours
d. 400 gallons in 24 hours
400 gallons in 24 hours
Question 40
Marks: 1
The sand filter is used to
Choose one answer.
a. remove suspended solids from water
b. remove bacteria from water
c. sterilize water
d. a and b above
a and b above
Question 41
Marks: 1
The typical limitation of use of the septic tank absorption field system is due to
Choose one answer.
a. cost
b. land use considerations
c. soil type and size requirements
Marks: 1
The exposure of excreta or sewage on the surface of the ground sets the stage for disease transmission by both direct
contact or
Choose one answer.
a. indirect contact
b. vector
c. vehicle or fomite
d. all of the above
all of the above
Question 37
Marks: 1
After the absorption field has failed, which of the following will NOT correct or repair the field?
Choose one answer.
a. reduce the amount of water used in the home
b. increase the water pressure
c. pump the septic tank
d. use low-flow shower heads
increase the water pressure
Question 38
Marks: 1
The examination of road cuts, stream embankments, and/or building excavations provides only marginal information
about soils due to oxidation.
Choose one answer.
a. True
b. False
False
, Question 39
Marks: 1
A water leak no larger than 1/8 inch in diameter can result in a loss of up to:
Choose one answer.
a. 50 gallons in 24 hours
b. 100 gallons in 24 hours
c. 200 gallons in 24 hours
d. 400 gallons in 24 hours
400 gallons in 24 hours
Question 40
Marks: 1
The sand filter is used to
Choose one answer.
a. remove suspended solids from water
b. remove bacteria from water
c. sterilize water
d. a and b above
a and b above
Question 41
Marks: 1
The typical limitation of use of the septic tank absorption field system is due to
Choose one answer.
a. cost
b. land use considerations
c. soil type and size requirements
