Soil Systems
Review Questions

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1. Which soil orders lack noticeable horizons?

2. What soil has the highest organic content?

3. Describe the various soil forming processes.

4. Which vegetation biome is associated with mollisols?

5. In what soils might you find a subsurface layer of calcium carbonate?

6. Which soil order forms an "inverted soil profile"?

7. What soils are associated with midlatitude temperate forests?

8. What impact do broadleaf deciduous trees have on the nutrient status of soils?

9. How does soil particle size influence field capacity, infiltration and permeability?

10. What is soil texture and why is it important?