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7 Cards in this Set

  • Front
  • Back

Soil

Loose material that covers the ground in most places

Topsoil

The most fertile layer of soil

Fertile Soil

Soil that contains many nutrients

Subsoil

The layer of soil below topsoil

Bedrock

Solid or slightly broken rock

Humus

Decayed remains of organisms

Texture

Relative amounts of sand,silt,and clay in the soil