Soil Horizons

Front

What is Horizon R in soil horizons?

Back

Horizon R is the Bedrock layer, which is a thick slab of unbreakable rock beneath the soil.

Front

What is Horizon A in soil horizons?

Back

Horizon A is known as Topsoil, which is rich in organic matter and nutrients.

Front

What is Horizon B in soil horizons?

Back

Horizon B is called Subsoil, which contains minerals leached from the upper layers.

Front

What is Horizon C in soil horizons?

Back

Horizon C is referred to as Parent Material, which is the weathered rock from which soil develops.

Front

What is Horizon E in soil horizons?

Back

Horizon E is the Eluviation Layer, where minerals and nutrients are leached out.

Front

What is the main characteristic of Horizon O?

Back

Horizon O is the Organic Layer, composed mainly of decomposed plant material.

Front

What is the role of Topsoil (Horizon A) in plant growth?

Back

Topsoil provides essential nutrients and supports root growth for plants.

Front

How does Subsoil (Horizon B) differ from Topsoil (Horizon A)?

Back

Subsoil has fewer nutrients and organic matter compared to Topsoil.

Front

What is the significance of Parent Material (Horizon C) in soil formation?

Back

Parent Material influences the mineral content and texture of the soil.

Front

What happens in the Eluviation Layer (Horizon E)?

Back

In the Eluviation Layer, water carries away minerals and nutrients from the upper layers.