Certified Storm Water Operator Exam |
111 Complete Q’s and A’s
Erosion is the process where soil particles are ______________ or ____________ and put in motion.
(Unit 1) - -Dislodged; detached
-Sedimentation is the process whereby detached particles are ___________________ elsewhere.
(Unit 1) - -Deposited
-Sediment is solid ________________ or _______________ particulate matter that has been removed
from its site of origin by ___________, _____________, or ______________ and deposited elsewhere.
(Unit 1) - -Mineral; organic; water; wind; gravity
-Accelerated erosion is a speeding up of erosion due to ___________activity. (Unit 1) - -
Human
-Major erosive forces are water and ___________. (Unit 1) - -Wind
-In some areas, more soil is lost from ______________ erosion than from water erosion. (Unit
1) - -Wind
-The effects of _____________ erosion are usually more visible than _____________ erosion. (Unit
1) - -Water; wind
-The three categories of overland erosion are: (Unit 1) - -Sheet, rill, gully
-_____________ erosion is the removal of a uniform layer of soil from rain-splash and storm
water runoff. (Unit 1) - -Sheet
-The ____________ of erosion defines the difference between rills and gullies. (Unit 1) - -
Depth
-The physical factors affecting erosion are: (Unit 1) - -Climate, vegetative cover, soils,
slope.
-Erosion and sedimentation may cause:
-Loss of ___________ _______________
-__________________ damage to roads, buildings or bridges.
-___________________, resulting in reduction of fish _______________ _________, reduced _____________
or _______________ _______________ capacity, and ______________ costs to maintain ______________.
-_________________ loading. (Unit 1) - -- fertile topsoil
- Structural
- Deposition; spawning areas; channel; storm drain; increased; turbidity
, - Pollutant
-The climatic factors that strongly influence erosion and runoff are _______________ amount,
_______________, and ________________. (Unit 1) - -Rainfall, frequency, intensity.
-Soil properties influencing erodibility include: (Unit 1) - -Texture, structure, cohesion,
natural drainage class
-Texture refers to the ___________ or _____________________ of ____________ of soil particles in soil.
(Unit 1) - -Size; combination of sizes
-Structure refers to the degree to which individual soil particles _____________ to each other.
(Unit 1) - -Adhere
-Slope _________________, _____________________, and ___________________ affect erodibility. (Unit 1) -
-Steepness, length, and roughness.
-Sediment deposition occurs when soil-laden wind or water ____________ enough to allow the
soil particles to settle out. (Unit 1) - -Slows
-The ____________, _______________, and ________________ of the transported particles influence the
rate at which they settle out. (Unit 1) - -Size, shape, and density.
-Smaller, lighter particles such as __________________ particles are easily transported and are
_____________________ to settle out. (Unit 1) - -Clay-sized; slow/difficult
-The Five Principles of Erosion and Sedimentation Control are:
-____________ the development to fit the natural site conditions
-Expose the ________________ practical area for the _________________ possible time
-Apply __________ _________________ prevention practices as first life of defense
-Apply ___________________ control practices to prevent off-site sedimentation
-Implement a thorough __________________, ___________________, and _____________________ program.
(Unit 1) - -- Plan
- Smallest; shortest
- Soil erosion
- Sediment
- Inspection, maintenance, and follow-up
-The most effective way to prevent erosion is keep the soil covered with __________________.
(Unit 1) - -Vegetation
-It is much more effective to prevent ____________ than to control the ____________________
generated from erosion. (Unit 1) - -Erosion; sediment
111 Complete Q’s and A’s
Erosion is the process where soil particles are ______________ or ____________ and put in motion.
(Unit 1) - -Dislodged; detached
-Sedimentation is the process whereby detached particles are ___________________ elsewhere.
(Unit 1) - -Deposited
-Sediment is solid ________________ or _______________ particulate matter that has been removed
from its site of origin by ___________, _____________, or ______________ and deposited elsewhere.
(Unit 1) - -Mineral; organic; water; wind; gravity
-Accelerated erosion is a speeding up of erosion due to ___________activity. (Unit 1) - -
Human
-Major erosive forces are water and ___________. (Unit 1) - -Wind
-In some areas, more soil is lost from ______________ erosion than from water erosion. (Unit
1) - -Wind
-The effects of _____________ erosion are usually more visible than _____________ erosion. (Unit
1) - -Water; wind
-The three categories of overland erosion are: (Unit 1) - -Sheet, rill, gully
-_____________ erosion is the removal of a uniform layer of soil from rain-splash and storm
water runoff. (Unit 1) - -Sheet
-The ____________ of erosion defines the difference between rills and gullies. (Unit 1) - -
Depth
-The physical factors affecting erosion are: (Unit 1) - -Climate, vegetative cover, soils,
slope.
-Erosion and sedimentation may cause:
-Loss of ___________ _______________
-__________________ damage to roads, buildings or bridges.
-___________________, resulting in reduction of fish _______________ _________, reduced _____________
or _______________ _______________ capacity, and ______________ costs to maintain ______________.
-_________________ loading. (Unit 1) - -- fertile topsoil
- Structural
- Deposition; spawning areas; channel; storm drain; increased; turbidity
, - Pollutant
-The climatic factors that strongly influence erosion and runoff are _______________ amount,
_______________, and ________________. (Unit 1) - -Rainfall, frequency, intensity.
-Soil properties influencing erodibility include: (Unit 1) - -Texture, structure, cohesion,
natural drainage class
-Texture refers to the ___________ or _____________________ of ____________ of soil particles in soil.
(Unit 1) - -Size; combination of sizes
-Structure refers to the degree to which individual soil particles _____________ to each other.
(Unit 1) - -Adhere
-Slope _________________, _____________________, and ___________________ affect erodibility. (Unit 1) -
-Steepness, length, and roughness.
-Sediment deposition occurs when soil-laden wind or water ____________ enough to allow the
soil particles to settle out. (Unit 1) - -Slows
-The ____________, _______________, and ________________ of the transported particles influence the
rate at which they settle out. (Unit 1) - -Size, shape, and density.
-Smaller, lighter particles such as __________________ particles are easily transported and are
_____________________ to settle out. (Unit 1) - -Clay-sized; slow/difficult
-The Five Principles of Erosion and Sedimentation Control are:
-____________ the development to fit the natural site conditions
-Expose the ________________ practical area for the _________________ possible time
-Apply __________ _________________ prevention practices as first life of defense
-Apply ___________________ control practices to prevent off-site sedimentation
-Implement a thorough __________________, ___________________, and _____________________ program.
(Unit 1) - -- Plan
- Smallest; shortest
- Soil erosion
- Sediment
- Inspection, maintenance, and follow-up
-The most effective way to prevent erosion is keep the soil covered with __________________.
(Unit 1) - -Vegetation
-It is much more effective to prevent ____________ than to control the ____________________
generated from erosion. (Unit 1) - -Erosion; sediment
