PLS Day #4- Soil Profile

Front

What is a soil profile?

Back

A vertical section of the soil.

Front

Which layer of soil is rich in organic material and known as the humus layer?

Back

A-Horizon

Front

What is the main composition of the O-Horizon?

Back

Organic materials such as dried leaves and grasses

Front

Which layer is known as the subsoil? Options: C-Horizon, O-Horizon, B-Horizon, A-Horizon

Back

B-Horizon

Front

Which horizon is composed of nutrients leached from the O and A horizons?

Back

E-Horizon

Front

Which layer is also known as saprolite?

Back

C-Horizon

Front

Which horizon is primarily composed of weathered parent material? Options: O-Horizon, A-Horizon, C-Horizon, B-Horizon

Back

C-Horizon

Front

Which layer is known for its high concentration of clay and iron oxides? Options: O-Horizon, A-Horizon, B-Horizon, C-Horizon

Back

B-Horizon

Front

What is the primary function of the A-Horizon in soil?

Back

To support plant growth with nutrients

Front

Which horizon is also known as the topsoil?

Back

A-Horizon