Environmental Science 102
Soil and Soil Erosion Study Guide
After the "Soil and Soil Erosion" lecture and readings you should be able to answer and discuss the following questions.
Describe the following soil characteristics:
Soil Acidity and Alkalinity
Describe the characteristics of the following soil horizons:
What is bedrock?
Describe the following soil forming processes: enrichment, depletion, transformation
List and describe the processes of soil translocation.
How does temperature affect soil development?
How does the degree of slope affect soil development?
How does the orientation of the slope affect soil development?
Describe the characteristics of the three soil groups.
List the soil orders found in Group I.
List the soil orders found in Group II.
List the soil orders found in Group III.
What is the importance of Alfisols and Mollisols?
What does the root word 'sol' mean?
Describe the process of splash erosion.
Why is splash erosion more significant on sloped surfaces?
When does surface runoff become a problem in regards to soil erosion?
What are the factors that will lead to soil erosion?
For the United States, compare the rate of soil production with soil erosion rates.
In the United States, what is the total annual loss of soil?
What are the processes by which this soil is lost?
Where does this soil go?
What are some of the problems associated with this lost soil?