Texas Irrigator Practice Test Section 2
Questions and Answers
A properly designed irrigation system can:
a). Save water, time, and money
b). Save installation time
c). Cost more
d). Last longer - Correct Answers -a). Save water, time, and money
When calculating the available water capacity of an irrigation site, irrigators refer to that
amount in:
a). Precipitation rates
b). Infiltration rates
c). GPM
d). GPH - Correct Answers -c). GPM
When using drip irrigation, the water volume of individual drip emitters is generally
expressed in: a). GPM
b). Gallons per scheduled event
c). GPH
d). Gallons per day - Correct Answers -c). GPH
If the plant watering requirement is .5 for a week, precipitation rate is .75, how many
minutes of watering will be needed per week?
a). 40 minutes
b). 15 minutes
c). 67 minutes
d). 1.5 hours - Correct Answers -a). 40 minutes
Run Time (RT)=.5 (plant requirement)/.75 (precipitation rate) x 60= 40 minutes
The science of applying the required amount of water to promote or maintain the
healthy growth of plant material or turf is: a). Irrigation system
b). Scheduling
c). Landscape irrigation
d). Watering - Correct Answers -c). Landscape irrigation
What is required upon completion of an irrigation system?
a). Final walk-through
b). Maintenance checklist
, c). A permanent sticker affixed to the controller
d). An as-built plan
e). All of the above - Correct Answers -e). All of the above
Upon completion of an irrigation system, the irrigation contractor must furnish the owner
with:
a). A service contract for 3 years
b). A service contract for 1 year
c). A written warranty covering materials and labor
d). A written warranty for 10 years - Correct Answers -c). A written warranty covering
materials and labor
When two, or more, valves are located in the same location or valve box, it is referred to
as:
a). Stacking
b). A Manifold
c). Grouping
d). Uniformity - Correct Answers -b). A Manifold
The TCEQ refers to:
a). Texas Commission of Equality
b). Texas Commerce of Equal Quality
c). Texas Commission on Water Quality
d). Texas Commission on Environmental Quality - Correct Answers -d). Texas
Commission on Environmental Quality
A licensed irrigator can:
a). Sell, design, consult regarding installs, maintenance, alterations, repairs, services
b). Sell, design, consult regarding installs, maintenance, landscapes, alterations,
repairs, services
c). Only design an irrigation system
d). Only install an irrigation system - Correct Answers -a). Sell, design, consult
regarding installs, maintenance, alterations, repairs, services
What more can a licensed irrigator do than a licensed technician?
a). Sell, landscape, and consult
b). Alter and repairs systems
c). Sell, design, and consult
d). Test the backflow - Correct Answers -c). Sell, design, and consult
Sprinkler heads cannot be placed closer to the hardscape than:
a). 4 inches
b). 2 inches
c). 6 inches
d). 12 inches
e). None of the above - Correct Answers -a). 4 inches
Questions and Answers
A properly designed irrigation system can:
a). Save water, time, and money
b). Save installation time
c). Cost more
d). Last longer - Correct Answers -a). Save water, time, and money
When calculating the available water capacity of an irrigation site, irrigators refer to that
amount in:
a). Precipitation rates
b). Infiltration rates
c). GPM
d). GPH - Correct Answers -c). GPM
When using drip irrigation, the water volume of individual drip emitters is generally
expressed in: a). GPM
b). Gallons per scheduled event
c). GPH
d). Gallons per day - Correct Answers -c). GPH
If the plant watering requirement is .5 for a week, precipitation rate is .75, how many
minutes of watering will be needed per week?
a). 40 minutes
b). 15 minutes
c). 67 minutes
d). 1.5 hours - Correct Answers -a). 40 minutes
Run Time (RT)=.5 (plant requirement)/.75 (precipitation rate) x 60= 40 minutes
The science of applying the required amount of water to promote or maintain the
healthy growth of plant material or turf is: a). Irrigation system
b). Scheduling
c). Landscape irrigation
d). Watering - Correct Answers -c). Landscape irrigation
What is required upon completion of an irrigation system?
a). Final walk-through
b). Maintenance checklist
, c). A permanent sticker affixed to the controller
d). An as-built plan
e). All of the above - Correct Answers -e). All of the above
Upon completion of an irrigation system, the irrigation contractor must furnish the owner
with:
a). A service contract for 3 years
b). A service contract for 1 year
c). A written warranty covering materials and labor
d). A written warranty for 10 years - Correct Answers -c). A written warranty covering
materials and labor
When two, or more, valves are located in the same location or valve box, it is referred to
as:
a). Stacking
b). A Manifold
c). Grouping
d). Uniformity - Correct Answers -b). A Manifold
The TCEQ refers to:
a). Texas Commission of Equality
b). Texas Commerce of Equal Quality
c). Texas Commission on Water Quality
d). Texas Commission on Environmental Quality - Correct Answers -d). Texas
Commission on Environmental Quality
A licensed irrigator can:
a). Sell, design, consult regarding installs, maintenance, alterations, repairs, services
b). Sell, design, consult regarding installs, maintenance, landscapes, alterations,
repairs, services
c). Only design an irrigation system
d). Only install an irrigation system - Correct Answers -a). Sell, design, consult
regarding installs, maintenance, alterations, repairs, services
What more can a licensed irrigator do than a licensed technician?
a). Sell, landscape, and consult
b). Alter and repairs systems
c). Sell, design, and consult
d). Test the backflow - Correct Answers -c). Sell, design, and consult
Sprinkler heads cannot be placed closer to the hardscape than:
a). 4 inches
b). 2 inches
c). 6 inches
d). 12 inches
e). None of the above - Correct Answers -a). 4 inches
