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Soil
Term | Definition |
---|---|
Humus | Decayed plants and animals |
Top Soil | Is dark and has the most minerals and humus |
subsoil | Is less dark because it has less humus.Also contains larger rocks than topsoil. |
Bedrock | Is solid rock |
Loam | Is a mixture of sand,clay and silt. Plants grow best in loam. |
Soil | Provides nutrients for plants and tress to grow. |
Sand | Has medium size grains. It holds very little water. |
Silt | Has smaller grains. |
Clay | Has the smallest grains and holds a lot of water. |
Soils | Differ in color. |