Across
- 4. good for plant growth
- 5. have major impacton soils physical and chemical properties
- 8. a soils ability to support life
- 10. layer of soil that is different from the soil above or below it
- 11. formed in hot wet tropical areas
- 13. main source of organic matter
- 14. land that can vary over distances
Down
- 1. found in drier western us areas near grasses amd brush
- 2. soil that drains very slowly
- 3. greatest effect on soil formation
- 6. made up of rock pieces
- 7. when a layer of rock is produced
- 9. mixture of rock particals
- 12. mixture of humus and tiny rock pieces