Basic Soils Flashcard

Front

Layers of soil are also known as: Soil Profiles, Soil Horizons, Soil sheets, Soil cores

Back

Soil Horizons

Front

Which layer is the bottom of the soil profile? Options: C - Partially Weathered Parent Material, D - Separated rock, R - Bedrock, A - Topsoil

Back

Bedrock

Front

Which layer of soil contains bedrock that has been cracked slightly? Options: A - Topsoil, B - Subsoil, C- Partially Weathered Parent Material, R - Bedrock

Back

Partially Weathered Parent Material

Front

_______ is the type of soil used most often with plants. It is a mixture of clay, sand, and silt.

Back

loam

Front

Are there minerals in soil?

Back

Yes

Front

True or false:
We end up eating the minerals that are in soil.

Back

true

Front

Humus is.....

Back

the dead parts of plants and animals in soil.

Front

What part of the topsoil most likely made it feel gritty when Ellen rolled it into a ball? Options: clay, sand, silt, humus

Back

sand

Front

What is the soil mostly made of if a small hole fills with water and does not empty even after several days of dry weather? Options: clay, sand, humus, silt

Back

clay

Front

The texture of soil depends mainly on: the types of plants that grow in the soil., the size of the particles in the soil., the color of the soil., the number of worms in the soil.

Back

the size of the particles in the soil.