Soil Science Terminology 7th grade

A complete set of vocabulary flashcards based on the provided soil science and conservation terms and definitions.

Soil

The material covering Earth's surface that supports plant growth.

Topsoil

The upper layer of soil used for growing plants.

Conservation

Protecting and taking care of natural resources.

Slope

The rise or fall of the land.

Percent Slope

A way of describing how steep land is using a percentage.

Landform

A natural shape or feature of Earth's surface.

Flood Plain

Low-lying land next to a river that can be affected by flooding.

Terrace

Land located between a floodplain and upland.

Upland Flat

An upland area with a very gentle slope.

Upland Hill Slope

An upland area with a steeper slope.

Alluvium

Soil and rock material transported and deposited by water.

Glacial Till

Material left behind by glaciers.

Soil Profile

A vertical view showing the different layers of soil.

Soil Horizon

A distinct layer within a soil profile.

Organic Matter

Material that came from once-living plants or animals.

O-Horizon

The upper soil layer containing lots of organic matter.

A-Horizon

The topsoil layer of the soil profile.

Erosion

The removal or movement of soil by wind or water.

Ground Cover

Plants or other material covering and protecting soil.

Sediment

Soil or other material that has been moved and deposited.