Quizizz Vocab Review 2.5

Front

The source of inorganic soil particles.

Back

Parent Rock

Front

Microorganisms that live in the soil and break down the remains of plants and animals.

Back

Decomposers

Front

The top layer of the soil profile with the most decayed organic matter, where decomposers live.

Back

A Horizon

Front

The layer of the soil profile with less humus, containing iron minerals and clay, giving the soil a reddish or brownish color.

Back

B Horizon

Front

The least-developed layer of the soil profile, containing the largest rock fragments and usually no organic matter.

Back

C Horizon

Front

Also known as the A Horizon.

Back

Topsoil

Front

A loose mixture of small rock fragments, organic matter, water, and air that can support the growth of vegetation.

Back

Soil

Front

The remains of decayed organic matter found in the top layer of soils.

Back

Humus

Front

A vertical section of soil showing all of the different layers.

Back

Soil Profile

Front

Each layer in the soil profile with different physical properties.

Back

Soil Horizon