Certified Storm Water Operator Exam Questions And Answers Already Graded A+

Certified Storm Water Operator Exam
Questions And Answers Already Graded
A+
Erosion is the process where soil particles are ______________ or ____________ and
put in motion. (Unit 1) CORRECT ANSWERS Dislodged; detached

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

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

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

Major erosive forces are water and ___________. (Unit 1) CORRECT ANSWERS Wind

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

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

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

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

The ____________ of erosion defines the difference between rills and gullies. (Unit 1)
CORRECT ANSWERS Depth

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

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

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

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

Slope _________________, _____________________, and ___________________
affect erodibility. (Unit 1) CORRECT 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) CORRECT ANSWERS Slows

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

Smaller, lighter particles such as __________________ particles are easily transported
and are _____________________ to settle out. (Unit 1) CORRECT 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) CORRECT ANSWERS - Plan
- Smallest; shortest
- Soil erosion
- Sediment