(Solved): ABS 360 Quiz 6: Landscape Irrigation and Water Conservation | Started: Jul 22 at 3:06am Score for this quiz: 26 out of 26...
ABS 360 Quiz 6
Landscape Irrigation and Water Conservation
Started: Jul 22 at 3:06am
Score for this quiz: 26 out of 26
Question 1 2 pts
Irrigation is especially important in southwestern home landscapes and gardens because annual rainfall is low.
Group of answer choices
- True
- False
Question 2 2 pts
The type of irrigation system that is the most efficient for newly planted drought tolerant trees or shrubs is
Group of answer choices
- mister
- sprinkler
- flood
- drip
Question 3 2 pts
Sprinkler irrigation is usually used to irrigate turf in Arizona
Group of answer choices
- True
- False
Question 4 2 pts
The term "xeriscape" literally means:
Group of answer choices
- desert scenery
- native plantings
- a dry scape or view
- landscaping without plants
- none of the above
Question 5 2 pts
Which of the following is a NOT a principle of xeriscape?
Group of answer choices
- exclude turfgrass lawns in your landscape
- have an efficient irrigation system
- use landscape plants that are adapted to dry climate
- add organic materials to soil to increase percolation only if they are needed
Question 6 2 pts
Which of the following is NOT part of a drip irrigation system
Group of answer choices
- pressure regulator
- filter
- pop-up sprinkler heads
- backflow preventor
Question 7 2 pts
The typical flow rate of a drip irrigation emitter is rated in
Group of answer choices
- drops per second
- gallons per minute
- gallons per hour
- pints per day
- drips per minute
Question 8 2 pts
What is the purpose of a backflow prevention device such as an antisiphon valve?
Group of answer choices
- to prevent excessive water use
- to reduce salt content in the water
- to prevent contamination of the domestic (potable) water supply
- to filter water going into drip lines
Question 9 2 pts
Landscape mulches in the southwestern home landscapes are primarily used to
Group of answer choices
- prevent evaporation from the surface of the soil moisture
- decrease root injury in under paved surfaces
- reduce attraction to rats
- abate noise
Question 10 2 pts
Mesic plants...
Group of answer choices
- are those native to Meso-Mexico
- require more water than xeric plants for survival
- require the same amount of water as xeric plants for survival
- require less water than xeric plants for survival
Question 11 2 pts
Which of the following statements about irrigation is FALSE?
Group of answer choices
- Plants should be watered every day for 10 minutes
- Every landscape irrigation system must have a backflow prevention device
- Landscape irrigation systems include valves that are normally closed unless plants are being irrigated.
- Irrigation controllers should be adjusted seasonally to decrease watering during the cool winter months
Question 12 2 pts
An overhead (sprinkler) irrigation system can waste water if sprinklers are operating under windy conditions.
Group of answer choices
- True
- False
Question 13 2 pts
Local Phoenix landscape gardens normally survive on rainfall and are only watered with an irrigation system because people prefer lush green yards.
Group of answer choices
- True
- False
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