Texas Irrigator Practice Test Section 3
Questions and Answers
An engineer scale is:
a). A measuring device that has measurements as a given number of feet per inch.
b). A measuring device that has measurements as a given number of inches per foot.
c). A measuring device in which a fraction of an inch equals 1 foot.
d). None of the above. Correct Answer-a). A measuring device that has measurements as a
given number of feet per inch.
In calculating the available water capacity, pressure loss through the water meter should not
exceed what percentage of the minimum static water pressure available?
a). 5
b). 15
c). 25
d). 10 Correct Answer-d). 10
The maximum water flow through the water meter should not exceed:
a). 75% of the safe flow of the meter.
, Texas Irrigator Practice Test Section 3
Questions and Answers
b). 50% of the safe flow of the meter.
c). 25% of the safe flow of the meter.
d). 10% of the safe flow of the meter. Correct Answer-a). 75% of the safe flow of the meter
What is the maximum acceptable velocity of the water flow through the copper service line?
a). 10 fps
b). 9 psi
c). 9 fps
d). 5 fps Correct Answer-c). 9 fps
Water loss in plant material is a result of:
a). Solar heat
b). Evapotranspiration
c). Run-off
d). Excessive drought periods Correct Answer-b). Evapotranspiration
Evapotranspiration is a combination of:
, Texas Irrigator Practice Test Section 3
Questions and Answers
a). Humidity and solar heat
b). Evaporation and transpiration
c). Solar radiation and wind
d). Soil type and evaporation Correct Answer-b). Evaporation and transpiration
What is capillary action? a). The main effect distributing water vertically through the soil.
b). The main effect distributing water through the piping.
c). The main effect distributing chemicals in the soil.
d). The main effect distributing water horizontally through the soil. Correct Answer-d). The
main effect distributing water horizontally through the soil.
Which soil type has the slowest infiltration rate?
a). Loam
b). Sand
c). Clay
d). Sandy loam Correct Answer-c). Clay
Questions and Answers
An engineer scale is:
a). A measuring device that has measurements as a given number of feet per inch.
b). A measuring device that has measurements as a given number of inches per foot.
c). A measuring device in which a fraction of an inch equals 1 foot.
d). None of the above. Correct Answer-a). A measuring device that has measurements as a
given number of feet per inch.
In calculating the available water capacity, pressure loss through the water meter should not
exceed what percentage of the minimum static water pressure available?
a). 5
b). 15
c). 25
d). 10 Correct Answer-d). 10
The maximum water flow through the water meter should not exceed:
a). 75% of the safe flow of the meter.
, Texas Irrigator Practice Test Section 3
Questions and Answers
b). 50% of the safe flow of the meter.
c). 25% of the safe flow of the meter.
d). 10% of the safe flow of the meter. Correct Answer-a). 75% of the safe flow of the meter
What is the maximum acceptable velocity of the water flow through the copper service line?
a). 10 fps
b). 9 psi
c). 9 fps
d). 5 fps Correct Answer-c). 9 fps
Water loss in plant material is a result of:
a). Solar heat
b). Evapotranspiration
c). Run-off
d). Excessive drought periods Correct Answer-b). Evapotranspiration
Evapotranspiration is a combination of:
, Texas Irrigator Practice Test Section 3
Questions and Answers
a). Humidity and solar heat
b). Evaporation and transpiration
c). Solar radiation and wind
d). Soil type and evaporation Correct Answer-b). Evaporation and transpiration
What is capillary action? a). The main effect distributing water vertically through the soil.
b). The main effect distributing water through the piping.
c). The main effect distributing chemicals in the soil.
d). The main effect distributing water horizontally through the soil. Correct Answer-d). The
main effect distributing water horizontally through the soil.
Which soil type has the slowest infiltration rate?
a). Loam
b). Sand
c). Clay
d). Sandy loam Correct Answer-c). Clay
