Certified Storm Water Operator Exam Questions Marking Scheme Current Update (Verified A+ Pass)
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Module
Storm Water Operator
Institution
Storm Water Operator
Certified Storm Water Operator Exam Questions Marking Scheme Current Update (Verified A+ Pass)
Erosion is the process where soil particles are ______________ or ____________ and put in motion. (Unit 1) - Answers - Dislodged; detached
Sedimentation is the process whereby detached particles are _...
Certified Storm Water Operator Exam
Questions Marking Scheme Current
Update (Verified A+ Pass)
Erosion is the process where soil particles are ______________ or ____________ and
put in motion. (Unit 1) - Answers -✔✔ Dislodged; detached
Sedimentation is the process whereby detached particles are ___________________
elsewhere. (Unit 1) - Answers -✔✔ Deposited
Sediment is solid ________________ or _______________ particulate matter that has
been removed from its site of origin by ___________, _____________, or
______________ and deposited elsewhere. (Unit 1) - Answers -✔✔ Mineral; organic;
water; wind; gravity
Accelerated erosion is a speeding up of erosion due to ___________activity. (Unit 1) -
Answers -✔✔ Human
Major erosive forces are water and ___________. (Unit 1) - Answers -✔✔ Wind
In some areas, more soil is lost from ______________ erosion than from water erosion.
(Unit 1) - Answers -✔✔ Wind
The effects of _____________ erosion are usually more visible than _____________
erosion. (Unit 1) - Answers -✔✔ Water; wind
The three categories of overland erosion are: (Unit 1) - Answers -✔✔ Sheet, rill, gully
_____________ erosion is the removal of a uniform layer of soil from rain-splash and
storm water runoff. (Unit 1) - Answers -✔✔ Sheet
The ____________ of erosion defines the difference between rills and gullies. (Unit 1) -
Answers -✔✔ Depth
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) - Answers -✔✔ - 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) - Answers -✔✔ Rainfall,
frequency, intensity.
Texture refers to the ___________ or _____________________ of ____________ of
soil particles in soil. (Unit 1) - Answers -✔✔ Size; combination of sizes
Structure refers to the degree to which individual soil particles _____________ to each
other. (Unit 1) - Answers -✔✔ Adhere
Slope _________________, _____________________, and ___________________
affect erodibility. (Unit 1) - Answers -✔✔ Steepness, length, and roughness.
Sediment deposition occurs when soil-laden wind or water ____________ enough to
allow the soil particles to settle out. (Unit 1) - Answers -✔✔ Slows
The ____________, _______________, and ________________ of the transported
particles influence the rate at which they settle out. (Unit 1) - Answers -✔✔ Size,
shape, and density.
Smaller, lighter particles such as __________________ particles are easily transported
and are _____________________ to settle out. (Unit 1) - Answers -✔✔ 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) - Answers -✔✔ - Plan
- Smallest; shortest
- Soil erosion
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