UPDATED ACTUAL Exam Questions and
CORRECT Answers
Erosion - CORRECT ANSWER -is the process by which the land surface is wornaway by
the action of wind, water, and gravity
Sedimentation - CORRECT ANSWER -is the settling out of soil particlestransported by
water and wind
Soil erosion can be classified as ..... erosion or ...... erosion, and the sources can be ether ...... or
........ - CORRECT ANSWER -wind; water; natural; manmade
Water erosion can be classified as either ...... erosion or ....... and ....... erosion - CORRECT
ANSWER -overland; stream; channel
Four processes of overland erosion are: - CORRECT ANSWER -Splash or rain drop
erosion, sheet erosion, rill erosion, and gully erosion.
Four principle factors influencing soil erosion are: - CORRECT ANSWER -Soil
characteristics; Vegetative cover; Topography; Climate
List three physical effects of erosion and sedimentation: - CORRECT ANSWER -
Increased flooding.• Reduced hydraulic capacity in rivers, streams, channels,reservoirs.•
Increased maintenance of stormwater systems.• Increased water treatment costs.• Decreased
recreational value.Chapter 1 - Review
List three biological effects of erosion and sedimentation: - CORRECT ANSWER -
Reduced light for aquaticplants; Clogs fish gills; Impairs spawning; Disrupts food chain