Across
- 2. the upper layer of earth in which plants grow
- 4. underlying bedrock , such as limestone, sandstone, or granite
- 6. zone where most nutrients are leached from,light in color.
- 8. the geological material from which soil horizons form
- 10. the process of eroding or being eroded by wind, water, or other natural agents
Down
- 1. soil changes in place like how weathering breaks down rocks
- 3. organic layer of partially decayed plant and animal debris
- 5. an individual animal, plant, or single-celled life form.
- 7. Movement of nutrients or minerals within soil profile
- 9. Leaching and erosion