Deck 7: Water

Question 1

Process water is water that is used in building systems for:

A)toilet flushing
B)landscape irrigation
C)washing machines
D)drinking

Answer 1

washing machines

Question 2

There are substantial concerns that the current rate of demand for water is unsustainable. Many cities are projecting serious water shortages within:

A)5 years
B)10 years
C)15 years
D)20 years

Answer 2

10 years

Question 3

In order to store a supply of water, all of the following are possible methods except to:

A)build dams
B)dig wells
C)build water fountains
D)withdraw from natural water bodies

Answer 3

build water fountains

Question 4

The primary way to improve the quality and availability of water is to:

A)use non-potable water
B)use efficient fixtures
C)use filters
D)use less of it

Question 5

Water meters identify how much water is:

A)being used
B)being withdrawn from a source
C)being disposed of
D)conserved

Question 6

What is the primary standard used for calculating water efficiency for LEED?

A)Environmental Policy Act
B)ASHRAE Standard
C)Energy Policy Act
D)The Clean Water Act

Question 7

Reclaimed water used in cooling towers reduces which of the following types of water use?

A)irrigation water
B)process water
C)harvested rainwater
D)potable water

Question 8

Wastewater from the kitchen, the bathroom, and the laundry is known as:

A)blackwater
B)potable water
C)graywater
D)process water

Question 9

What is the baseline water use rate for urinals?

A)1.0 gallons per minute
B)1.3 gallons per minute
C)1.6 gallons per minute
D)2.0 gallons per minute

Question 10

Municipally supplied reclaimed water is considered:

A)nonpotable water
B)harvested rainwater
C)free water
D)blackwater

Question 11

The water use baseline for LEED buildings is calculated based on EPA requirements and takes into consideration of all of the following factors except:

A)irrigation water
B)the number of occupants
C)flush and flow rates
D)the number of water fixtures

Question 12

GPM is a measure for:

A)aerators
B)toilets
C)urinals
D)water closets

Question 13

GPF is a measure for:

A)toilets
B)lavatory faucets
C)sprinkler heads
D)showerheads

Question 14

Which of the following irrigation systems has the highest average irrigation efficiency?

A)portable sprinklers
B)rotary sprinklers
C)furrow irrigation
D)drip irrigation

Question 15

The recommended categories for classifying water usage include all of the following except:

A)indoor water
B)irrigation water
C)process water
D)drinking water

Question 16

The common factor between indoor and process water is that both types of water are:

A)measured on metering controls
B)treated on-site
C)captured for reuse
D)connected to irrigation systems

Question 17

The cost saving effect of water efficiency is that when water use is reduced,:

A)less energy is used to heat that water
B)fewer chemicals are used to process water
C)less treatment is needed for potable water
D)fewer flow restrictors are used for sinks

Question 18

Water is different than any other commodity because:

A)it is the fundamental resource for our existence
B)it has a limited supply
C)the demand for water is the highest of all resources
D)it is the fundamental resource that will cause us to change our behavior

Question 19

Strategies to use low-flow technologies are applicable to all of the following fixtures except:

A)toilets
B)faucets
C)showerheads
D)dishwashers

Question 20

Flow rates of low-flow fixtures are measured in:

A)gallons per flush
B)gallons per minute
C)gallons per second
D)pounds per square inch

Question 21

Xeriscaping is landscaping design that focuses on using native plants, thereby reducing the use of irrigation water. Other benefits include all of the following except:

A)improves soil quality
B)promotes efficient irrigation
C)reduced use of fertilizer
D)encourages use of turf

Question 22

Strategies used for conserving outdoor water use include all of the following except:

A)selecting efficient irrigation technologies
B)using low-flow fixtures
C)using nonpotable water
D)installing submeters

Question 23

Drip irrigation is an irrigation method that reduces outdoor water use by allowing water to drip:

A)in increments of 12 inches
B)to the roots of plants
C)by using pressure control valves
D)by an automatic controller

Question 24

The average LEED rated building reduces potable water use by more than __%.

A)30
B)40
C)50
D)60

Question 25

Submetering allows commercial building projects to perform all of the following functions except:

A)monitor water use
B)identify problems
C)track fixture performance
D)qualify for an incentive

Question 26

Strategies for reducing indoor water usage include all of the following except:

A)installing efficient plumbing fixtures
B)installing a drip system
C)using nonpotable water for toilet flushing
D)installing submeters

Question 27

Nonpotable water resources include all of the following except:

A)rainwater
B)graywater
C)reclaimed water
D)treated water

Question 28

S. Geographical Survey estimates that the United States uses ___ gallons of water per day:

A)400 thousand
B)400 million
C)400 billion
D)400 trillion

Question 29

A water end-use profile for overall water consumption for a commercial building includes all of the following except:

A)heating
B)landscaping
C)air-conditioning
D)kitchen sinks

Question 30

Showerheads, like toilets are regulated by EPAct92, which established a flow rate limit of __ gallons per minute:

A)2.0
B)2.5
C)3.0
D)3.5

Question 31

Strategies for reducing outdoor water use include all of the following methods except:

A)use water sense irrigation technology
B)use nonpotable water for irrigation
C)install submeters
D)choose drought-tolerant plants

Question 32

Process water is used for ___ processes:

A)commercial
B)industrial
C)residential
D)building system

Question 33

Makeup water from metering cooling tower is water that is:

A)lost to evaporation during operation
B)stored from condensation during operation
C)used for operation to provide heat and cool air
D)designated as a unit of measure for analysis

Question 34

Municipally provided potable water is delivered to users in all of the following categories except:

A)domestic
B)commercial
C)industrial
D)residential

Question 35

Indoor water use refers to the water that ___ buildings typically need to operate on a day-to-day basis.

A)off-grid
B)occupied
C)automatic
D)unoccupied

Question 36

In some states or local codes, the definition of blackwater is defined as to include wastewater that comes from all of the following except:

A)kitchen sinks
B)showers
C)bathtubs
D)washing machines

Question 37

The main criticism for sprinklers as an irrigation system to water plants is that they have a(n):

A)undirected water application
B)automated water application
C)inconsistent spray
D)high gpm valves

Question 38

Today, water efficient appliances are cost competitive because there is:

A)increased manufacturer demand
B)increased consumer demand
C)limited consumer supply
D)limited manufacturer supply

Question 39

Well-designed building systems do NOT need to use excessive amount of:

A)potable water
B)any type of water
C)reclaimed water
D)graywater

Question 40

Wetland vegetation is unique from other types of vegetation as it consists of plants that require ___ to survive.

A)saturated soil
B)water
C)sunlight
D)shade

Question 41

Which of the following industrial pollutant is in acid rain?

A)pesticides
B)chlorofluorocarbons
C)hydrocarbons
D)sulfur dioxide

Question 42

In North America, the term ___ often refers to plants growing in a region prior to the time of settlement by people of European descent.

A)adaptive plants
B)indigenous plants
C)wetland vegetation
D)drought tolerant plants

Question 43

Dry ponds are excavated areas that detain ___ and slow runoff but are dry between rain events.

A)blackwater
B)graywater
C)stormwater
D)reclaimed water

Question 44

All precipitation that leaves ___ boundaries on the surface is considered stormwater runoff.

A)project site
B)impervious pavement
C)public sidewalk
D)parking lot

Question 45

Which of the following actions holds the highest priority to minimize the environmental impact throughout the phase of the materials life cycle:

A)recycle
B)reuse
C)reduce
D)renew