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Certified Storm Water Operator Exam Questions and Answers (Graded A)
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Certified Storm Water Operator Exam Questions and Answers (Graded A)Certified Storm Water Operator Exam Questions and Answers (Graded A)Certified Storm Water Operator Exam Questions and Answers (Graded A) Erosion is the process where soil particles are ______________ or ____________ and put in mot...

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  • October 24, 2024
  • 17
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • certified storm water operator exam questions and
  • certified storm water operator exam answers
  • erosion is the process where soil particles are

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Certified Storm Water Operator Exam
Questions and Answers (Graded A)

Erosion is the process where soil particles are ______________ or ____________ and
put in motion. (Unit 1) - ANSWER-Dislodged; detached


Sedimentation is the process whereby detached particles are ___________________
elsewhere. (Unit 1) - ANSWER-Deposited


Sediment is solid ________________ or _______________ particulate matter that has
been removed from its site of origin by ___________, _____________, or
______________ and deposited elsewhere. (Unit 1) - ANSWER-Mineral; organic;
water; wind; gravity


Accelerated erosion is a speeding up of erosion due to ___________activity. (Unit 1) -
ANSWER-Human


Major erosive forces are water and ___________. (Unit 1) - ANSWER-Wind


In some areas, more soil is lost from ______________ erosion than from water erosion.
(Unit 1) - ANSWER-Wind


The effects of _____________ erosion are usually more visible than _____________
erosion. (Unit 1) - ANSWER-Water; wind


The three categories of overland erosion are: (Unit 1) - ANSWER-Sheet, rill, gully


_____________ erosion is the removal of a uniform layer of soil from rain-splash and
storm water runoff. (Unit 1) - ANSWER-Sheet

,The ____________ of erosion defines the difference between rills and gullies. (Unit 1) -
ANSWER-Depth


The physical factors affecting erosion are: (Unit 1) - ANSWER-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) - ANSWER-- 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) - ANSWER-Rainfall,
frequency, intensity.


Soil properties influencing erodibility include: (Unit 1) - ANSWER-Texture, structure,
cohesion, natural drainage class


Texture refers to the ___________ or _____________________ of ____________ of
soil particles in soil. (Unit 1) - ANSWER-Size; combination of sizes


Structure refers to the degree to which individual soil particles _____________ to each
other. (Unit 1) - ANSWER-Adhere

, It is much more effective to prevent ____________ than to control the
____________________ generated from erosion. (Unit 1) - ANSWER-Erosion;
sediment


When developing a runoff and SESC strategy, remember that _____________ and
________ _______________ control is more effective and cost efficient than
_______________ control. (Unit 2) - ANSWER-runoff; soil erosion; sediment


Without proper planning, a construction generally results in an _______________ in
runoff. (Unit 2) - ANSWER-Increase.


Slope _________________, _____________________, and ___________________
affect erodibility. (Unit 1) - ANSWER-Steepness, length, and roughness.


Sediment deposition occurs when soil-laden wind or water ____________ enough to
allow the soil particles to settle out. (Unit 1) - ANSWER-Slows


The ____________, _______________, and ________________ of the transported
particles influence the rate at which they settle out. (Unit 1) - ANSWER-Size, shape,
and density.


Smaller, lighter particles such as __________________ particles are easily transported
and are _____________________ to settle out. (Unit 1) - ANSWER-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

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