IRRIGATION COMPREHENSIVE
QUESTIONS AND SOLUTIONS
◉ T F Worn or cracked gaskets can be replaced to reduce leaks
between sections of aluminum sprinkler pipe by the farmer?
Answer: True
◉ T F Gaskets between 3 inch hand line sprinklers are made of
only one material, rubberized leather.
Answer: False
◉ T F The lateral carries water from the pump to the mainline.
Answer: False
◉ T F Organic matter percentage and soil texture affect the intake
or infiltration rate of water?
Answer: True
◉ T F Trimming an impeller means to put it into a different volute
case?
Answer: False
, ◉ T F If water is applied to a soil in excess of the infiltration rate,
runoff will occur?
Answer: True
◉ T F The volute case is a protective covering on a center pivot
"big gun?"
Answer: False
◉ T F Pump panels contain the electrical protection and on/off
switch for pump motors?
Answer: True
◉ T F A displacement pump can have the discharge valve closed
most of the way without damaging the pump?
Answer: False
◉ ________impellers can pass the largest debris but have lower
pressure capabilities.
Answer: Open
◉ _______ is used to convey water from the mainline to furrows in a
surface irrigation system where it is then discharged through
small adjustable openings in the pipe.
Answer: Gated Pipe
QUESTIONS AND SOLUTIONS
◉ T F Worn or cracked gaskets can be replaced to reduce leaks
between sections of aluminum sprinkler pipe by the farmer?
Answer: True
◉ T F Gaskets between 3 inch hand line sprinklers are made of
only one material, rubberized leather.
Answer: False
◉ T F The lateral carries water from the pump to the mainline.
Answer: False
◉ T F Organic matter percentage and soil texture affect the intake
or infiltration rate of water?
Answer: True
◉ T F Trimming an impeller means to put it into a different volute
case?
Answer: False
, ◉ T F If water is applied to a soil in excess of the infiltration rate,
runoff will occur?
Answer: True
◉ T F The volute case is a protective covering on a center pivot
"big gun?"
Answer: False
◉ T F Pump panels contain the electrical protection and on/off
switch for pump motors?
Answer: True
◉ T F A displacement pump can have the discharge valve closed
most of the way without damaging the pump?
Answer: False
◉ ________impellers can pass the largest debris but have lower
pressure capabilities.
Answer: Open
◉ _______ is used to convey water from the mainline to furrows in a
surface irrigation system where it is then discharged through
small adjustable openings in the pipe.
Answer: Gated Pipe
