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o The process where trees and vegetation pull moisture out of the soil through their roots and
convey it to their leaves where it is released as water vapor is referred to as what?
Evapotranspiration
Precipitation
Water Storage
Infiltration correct answers Evapotranspiration
What are the possible impacts of sediment erosion upstream? correct answers Flooding
Stream bank erosion
Sediment clogged lakes
Pollutants in drinking water
The "what is a watershed" video mentioned many ways to prevent stormwater runoff. Which of
these ways is categorized as a green infrastructure practice?
Planting grasses
Tiling land less
Being careful of the amount of fertilizer used
Using rain gardens correct answers The correct response is using raingardens. The other options
can be used to prevent stormwater runoff, but are not categorized as a green infrastructure
practice. Instead, they could be used independently or along with green infrastructure practices.
What is stormwater?
o A box-like structure or pit beneath a storm sewer inlet used to collect surface water drainage or
runoff
o Underground layers of porous rock saturated with water
o Water that moves over or sits on top of the ground such as creeks streams rivers lakes wetlands
and oceans
o Water originating from rainfall or melting snow that runs off across the land instead of
infiltrating in to the ground. correct answers o Water originating from rainfall or melting snow
that runs off across the land instead of infiltrating in to the ground.
Which of the following describe how stormwater runoff impacts the environment? Choose 3.
o Pollutant runoff into waterways
o Improved water quality
o Land and streambank erosion
o Benefit to wildlife habitats
o Potential Flooding correct answers o Pollutant runoff into waterways
o Land and streambank erosion
o Potential Flooding
Which of the following describe why it is important to manage stormwater runoff? Choose 3
o Meet CWA requirements
o Ensure public safety
o Increase the amount of development
,o Protect fish and other aquatic life correct answers o Meet CWA requirements
o Ensure public safety
o Protect fish and other aquatic life
Which of the following describes Grey Infrastructure
o An area of land within which water from rain or snowmelt drains into a single body of water.
o Constructed structures such as treatment facilities sewer systems stormwater systems or storage
basins.
o Stormwater management practices that protect, restore or mimic the natural water cycle.
o Surfaces where rain or melting snow and ice can pass through the surface into the solid of sub-
base below. correct answers o Constructed structures such as treatment facilities sewer systems
stormwater systems or storage basins.
A new housing development is being constructed nearby. The stormwater runoff on the site is
being collected and conveyed via pipes and pumps. Which of these describes the method being
used to manage stormwater runoff?
o Grey infrastructure
o Non-Native Vegetation
o Green infrastructure
o Rainwater harvesting correct answers o Grey infrastructure
Which of the following describes benefits of green infrastructure?
o Water quality treatment
o Flow control
o Habitat
o Aesthetics
o Cooling (reducing heat island effect)
o All of the above correct answers o All of the above
• Which of the following are green infrastructure practices? Choose 3.
o Storm drain
o Ponds
o Rain Barrel
o Rain Garden
o Green roof correct answers o Rain Barrel
o Rain Garden
o Green roof
• Which of the following describes the difference between "Detention" and "retention"? Choose
2.
o Detention is the process of managing stormwater runoff or sewer flows through a temporary
holding and controlled release.
o Retention is the process of continuously holding, storying stormwater until it evaporates,
infiltrates or is used by vegetation.
o Retention is the process of managing stormwater runoff or sewer flows through a temporary
holding and controlled release
,o Detention is the process of continuously holding or storing stormwater until it evaporates
infiltrates or is used by vegetation. correct answers o Detention is the process of managing
stormwater runoff or sewer flows through a temporary holding and controlled release.
o Retention is the process of continuously holding, storing stormwater until it evaporates,
infiltrates or is used by vegetation.
• Which of the following describes a watershed
o An approach to stormwater management that protects restores or mimics the natural water
cycle
o The natural continuous process where water falls from the sky as precipitation infiltrates or
runs off the land surface and returns to the sky through evaporation or transpiration
o An area of land that drains all the rainfall and streams to a common outlet such as the outflow
of a reservoir mouth of a bay or any point along a stream channel. correct answers o An area of
land that drains all the rainfall and streams to a common outlet such as the outflow of a reservoir
mouth of a bay or any point along a stream channel.
o Use the soil triangle below, which of the following soil types is 30% sand, 30% clay and 40 %
silt?
Sandy loam
Sandy clay loam
Clay loam
Sandy clay correct answers Clay loam
o Use the soil triangle below, and the video, which of the following is true of the soil type that is
70% clay, 20% silt and 10% sand choose 2.
Slowest to absorb water
Holds its shape when wet
When picked up has a flower or powered feel
Make up of large granules correct answers Slowest to absorb water
Holds its shape when wet
o As mentioned in the Types of soil video which of the following abilities make soil valuable?
Absorbing and retaining water
Providing nutrients
Anchoring plants
Providing a home to many forms of life
All of the above correct answers All of the above
o As mentioned in the Types of soil video which of the following is referenced as the Ideal mix
for planting?
Silt
Loam
Sand
Clay correct answers Loam
, o The subgrade of a bioretention facility needs to be compacted to support healthy growth of
vegetation?
True
False correct answers False
Which of the following defines "infiltration"?Choose 2.
o Occurs when precipitation falls on pervious areas and soaks down through the soil layer and
eventually recharges groundwater
o Occurs when precipitation falls on impervious surfaces and flows to nearby surface waterways.
o Refers to surfaces that do not allow water to pass through the material, such as paved
roadways, concrete sidewalks, rooftops, etc.
o Occurs when precipitation falls on pervious areas and soaks down through the soil layer and
eventually recharges groundwater correct answers o Occurs when precipitation falls on pervious
areas and soaks down through the soil layer and eventually recharges groundwater
o Occurs when precipitation falls on pervious areas and soaks down through the soil layer and
eventually recharges groundwater
Which of the following describes topsoil?
o A layer of material placed over bare soil, usually made up of partially composted organic
materials such as shredded hardwood, tree bark or leaves
o Sturdy construction and landscaping aggregate that is commonly used under building pads,
bases, driveways, etc.
o A geosynthetic material (often plastic strands or strips joined in a grid) used to reinforce soils
and aggregates
o The Nutrient rich layer that provides a growing media for vegetation, overall soil structure, and
regulation of moisture content. correct answers o The Nutrient rich layer that provides a growing
media for vegetation, overall soil structure, and regulation of moisture content.
Which of the following describes compost?
o A mixture of rock types that is used for armoring shoreline, controlling erosion, forming check
dams, etc.
o Created from the controlled biological decomposition of organic waste and adds active
biological material to media mix.
o Sturdy construction and landscaping aggregate that is commonly used under building pads,
bases, driveways etc.
o A thin sheet of synthetic material that does not allow water to pass through it. correct answers
o Created from the controlled biological decomposition of organic waste and adds active
biological material to media mix.
What is the difference between clean material and material with fines?
o Clean material has been washed and material with fines has not be washed.
o Material with fines has been washed and clean material has not be washed.
o Clean material is also referred to as Non-uniform
o Clean material is also referred to as uniform correct answers o Clean material has been washed
and material with fines has not be washed.
o Clean material is also referred to as uniform
o The process where trees and vegetation pull moisture out of the soil through their roots and
convey it to their leaves where it is released as water vapor is referred to as what?
Evapotranspiration
Precipitation
Water Storage
Infiltration correct answers Evapotranspiration
What are the possible impacts of sediment erosion upstream? correct answers Flooding
Stream bank erosion
Sediment clogged lakes
Pollutants in drinking water
The "what is a watershed" video mentioned many ways to prevent stormwater runoff. Which of
these ways is categorized as a green infrastructure practice?
Planting grasses
Tiling land less
Being careful of the amount of fertilizer used
Using rain gardens correct answers The correct response is using raingardens. The other options
can be used to prevent stormwater runoff, but are not categorized as a green infrastructure
practice. Instead, they could be used independently or along with green infrastructure practices.
What is stormwater?
o A box-like structure or pit beneath a storm sewer inlet used to collect surface water drainage or
runoff
o Underground layers of porous rock saturated with water
o Water that moves over or sits on top of the ground such as creeks streams rivers lakes wetlands
and oceans
o Water originating from rainfall or melting snow that runs off across the land instead of
infiltrating in to the ground. correct answers o Water originating from rainfall or melting snow
that runs off across the land instead of infiltrating in to the ground.
Which of the following describe how stormwater runoff impacts the environment? Choose 3.
o Pollutant runoff into waterways
o Improved water quality
o Land and streambank erosion
o Benefit to wildlife habitats
o Potential Flooding correct answers o Pollutant runoff into waterways
o Land and streambank erosion
o Potential Flooding
Which of the following describe why it is important to manage stormwater runoff? Choose 3
o Meet CWA requirements
o Ensure public safety
o Increase the amount of development
,o Protect fish and other aquatic life correct answers o Meet CWA requirements
o Ensure public safety
o Protect fish and other aquatic life
Which of the following describes Grey Infrastructure
o An area of land within which water from rain or snowmelt drains into a single body of water.
o Constructed structures such as treatment facilities sewer systems stormwater systems or storage
basins.
o Stormwater management practices that protect, restore or mimic the natural water cycle.
o Surfaces where rain or melting snow and ice can pass through the surface into the solid of sub-
base below. correct answers o Constructed structures such as treatment facilities sewer systems
stormwater systems or storage basins.
A new housing development is being constructed nearby. The stormwater runoff on the site is
being collected and conveyed via pipes and pumps. Which of these describes the method being
used to manage stormwater runoff?
o Grey infrastructure
o Non-Native Vegetation
o Green infrastructure
o Rainwater harvesting correct answers o Grey infrastructure
Which of the following describes benefits of green infrastructure?
o Water quality treatment
o Flow control
o Habitat
o Aesthetics
o Cooling (reducing heat island effect)
o All of the above correct answers o All of the above
• Which of the following are green infrastructure practices? Choose 3.
o Storm drain
o Ponds
o Rain Barrel
o Rain Garden
o Green roof correct answers o Rain Barrel
o Rain Garden
o Green roof
• Which of the following describes the difference between "Detention" and "retention"? Choose
2.
o Detention is the process of managing stormwater runoff or sewer flows through a temporary
holding and controlled release.
o Retention is the process of continuously holding, storying stormwater until it evaporates,
infiltrates or is used by vegetation.
o Retention is the process of managing stormwater runoff or sewer flows through a temporary
holding and controlled release
,o Detention is the process of continuously holding or storing stormwater until it evaporates
infiltrates or is used by vegetation. correct answers o Detention is the process of managing
stormwater runoff or sewer flows through a temporary holding and controlled release.
o Retention is the process of continuously holding, storing stormwater until it evaporates,
infiltrates or is used by vegetation.
• Which of the following describes a watershed
o An approach to stormwater management that protects restores or mimics the natural water
cycle
o The natural continuous process where water falls from the sky as precipitation infiltrates or
runs off the land surface and returns to the sky through evaporation or transpiration
o An area of land that drains all the rainfall and streams to a common outlet such as the outflow
of a reservoir mouth of a bay or any point along a stream channel. correct answers o An area of
land that drains all the rainfall and streams to a common outlet such as the outflow of a reservoir
mouth of a bay or any point along a stream channel.
o Use the soil triangle below, which of the following soil types is 30% sand, 30% clay and 40 %
silt?
Sandy loam
Sandy clay loam
Clay loam
Sandy clay correct answers Clay loam
o Use the soil triangle below, and the video, which of the following is true of the soil type that is
70% clay, 20% silt and 10% sand choose 2.
Slowest to absorb water
Holds its shape when wet
When picked up has a flower or powered feel
Make up of large granules correct answers Slowest to absorb water
Holds its shape when wet
o As mentioned in the Types of soil video which of the following abilities make soil valuable?
Absorbing and retaining water
Providing nutrients
Anchoring plants
Providing a home to many forms of life
All of the above correct answers All of the above
o As mentioned in the Types of soil video which of the following is referenced as the Ideal mix
for planting?
Silt
Loam
Sand
Clay correct answers Loam
, o The subgrade of a bioretention facility needs to be compacted to support healthy growth of
vegetation?
True
False correct answers False
Which of the following defines "infiltration"?Choose 2.
o Occurs when precipitation falls on pervious areas and soaks down through the soil layer and
eventually recharges groundwater
o Occurs when precipitation falls on impervious surfaces and flows to nearby surface waterways.
o Refers to surfaces that do not allow water to pass through the material, such as paved
roadways, concrete sidewalks, rooftops, etc.
o Occurs when precipitation falls on pervious areas and soaks down through the soil layer and
eventually recharges groundwater correct answers o Occurs when precipitation falls on pervious
areas and soaks down through the soil layer and eventually recharges groundwater
o Occurs when precipitation falls on pervious areas and soaks down through the soil layer and
eventually recharges groundwater
Which of the following describes topsoil?
o A layer of material placed over bare soil, usually made up of partially composted organic
materials such as shredded hardwood, tree bark or leaves
o Sturdy construction and landscaping aggregate that is commonly used under building pads,
bases, driveways, etc.
o A geosynthetic material (often plastic strands or strips joined in a grid) used to reinforce soils
and aggregates
o The Nutrient rich layer that provides a growing media for vegetation, overall soil structure, and
regulation of moisture content. correct answers o The Nutrient rich layer that provides a growing
media for vegetation, overall soil structure, and regulation of moisture content.
Which of the following describes compost?
o A mixture of rock types that is used for armoring shoreline, controlling erosion, forming check
dams, etc.
o Created from the controlled biological decomposition of organic waste and adds active
biological material to media mix.
o Sturdy construction and landscaping aggregate that is commonly used under building pads,
bases, driveways etc.
o A thin sheet of synthetic material that does not allow water to pass through it. correct answers
o Created from the controlled biological decomposition of organic waste and adds active
biological material to media mix.
What is the difference between clean material and material with fines?
o Clean material has been washed and material with fines has not be washed.
o Material with fines has been washed and clean material has not be washed.
o Clean material is also referred to as Non-uniform
o Clean material is also referred to as uniform correct answers o Clean material has been washed
and material with fines has not be washed.
o Clean material is also referred to as uniform
