Soil Layers (Horizons)

Front

What are the layers of soil also known as?

Back

Soil Horizons

Front

Which type of soil drains the slowest?

Back

Clay

Front

What is the part of the soil that is formed from the breakdown of dead plants and animals?

Back

Humus

Front

What is the bottom layer of the soil profile called?

Back

Bedrock

Front

In which layer of the soil profile is a solid layer of rock found?

Back

Layer 4

Front

What is the top layer of soil that is rich in organic material called?

Back

Topsoil

Front

What is the layer of soil that is made up of weathered rock and minerals?

Back

Subsoil

Front

What is the process called when organic matter decomposes and enriches the soil?

Back

Humification

Front

What is the term for the uppermost layer of soil that supports plant life?

Back

Topsoil

Front

Which soil type is known for its ability to retain moisture and nutrients?

Back

Loam