AALSO Life Support Practice Exam
Questions and Answers Verified 100%
Correct
Before entering a confined space, one should do all of the following EXCEPT:
a) Lock out/tag out all mechanical equipment
b) Ensure adequate ventilation
c) Test oxygen levels and dangerous gases
d) Securely tie a rope around one's waist to ensure recuse if necessary
c) Test oxygen levels and dangerous gases
Which of the following is a type of chemical filtration?
a) Degas tower
b) Carbon filter
c) Sand filter
d) Bag filter
b) Carbon filter
Channeling in a sand filter can be caused by
a) Improper backwashing frequency
b) Broken lateral
c) Low filtering flow rates
d) Both A&B
d) Both A&B
What is the media flow rate range for a sand filter during normal operation?
, a) 5-10 Gal/min/ft2
b) 10-15 Gal/min/ft2
c) 15-18 Gal/min/ft2
d) 18-20 Gal/min/ft2
b) 10-15 Gal/min/ft2
What is the appropriate way to dispose of burnt-out fluorescent bulbs that contain mercury?
a) Recycle
b) Compost
c) Landfill
d) Hazardous waste
c) Landfill
An aquarium to be used as a sump tank of 6 ft long, 2 ft wide, and 2 ft deep. While
normally the sump will be 1/3 full. How many gallons will the sump hold when normally
operating? (Round answer to the nearest gallon)
a) 120 gallons
b) 24 gallons
c) 179 gallons
d) 60 gallons
Calculations:
6ft 2ft 2ft = 24 ft3
24ft3 * 7.48 gpm = 179.52 gallons
179.52 gallons(1/3) = 59.84 ~ 60 gallons
d) 60 gallons
Questions and Answers Verified 100%
Correct
Before entering a confined space, one should do all of the following EXCEPT:
a) Lock out/tag out all mechanical equipment
b) Ensure adequate ventilation
c) Test oxygen levels and dangerous gases
d) Securely tie a rope around one's waist to ensure recuse if necessary
c) Test oxygen levels and dangerous gases
Which of the following is a type of chemical filtration?
a) Degas tower
b) Carbon filter
c) Sand filter
d) Bag filter
b) Carbon filter
Channeling in a sand filter can be caused by
a) Improper backwashing frequency
b) Broken lateral
c) Low filtering flow rates
d) Both A&B
d) Both A&B
What is the media flow rate range for a sand filter during normal operation?
, a) 5-10 Gal/min/ft2
b) 10-15 Gal/min/ft2
c) 15-18 Gal/min/ft2
d) 18-20 Gal/min/ft2
b) 10-15 Gal/min/ft2
What is the appropriate way to dispose of burnt-out fluorescent bulbs that contain mercury?
a) Recycle
b) Compost
c) Landfill
d) Hazardous waste
c) Landfill
An aquarium to be used as a sump tank of 6 ft long, 2 ft wide, and 2 ft deep. While
normally the sump will be 1/3 full. How many gallons will the sump hold when normally
operating? (Round answer to the nearest gallon)
a) 120 gallons
b) 24 gallons
c) 179 gallons
d) 60 gallons
Calculations:
6ft 2ft 2ft = 24 ft3
24ft3 * 7.48 gpm = 179.52 gallons
179.52 gallons(1/3) = 59.84 ~ 60 gallons
d) 60 gallons
