Minerals

It is the first layer of the Soil.

• Topsoil
• Subsoil

• Bedrock

Plants grow in this layer.

• Topsoil
• Subsoil

• Bedrock

It is the layer that contains the most humus.

• Topsoil
• Subsoil

• Bedrock

It is the layer that has larger pieces of rock and contains no humus.

• Topsoil
• Subsoil

• Bedrock

It is large, unbroken rock that lies under the subsoil.

• Topsoil
• Subsoil

• Bedrock

It is made of loose rock and bits of decaying plant and animal material.

It is the remains of living things that have died and decayed.

It is the state or process of rotting or decomposition.

It is the breaking down of rocks into smaller pieces.

• Soil

• Humus

• Decay

• Weathering

It is the state or process of rotting or decomposition.