Soils Virtual Test

Front

What is soil texture?

Back

Soil texture refers to the proportion of different particle sizes in soil, including sand, silt, and clay.

Tags

NGSS.MS-LS1-5

Front

What percentage of sand is in clay soil?

Back

Clay soil typically contains less than 20% sand.

Front

Which climate type produces the thinnest top soils?

Back

Cold dry climates produce the thinnest top soils due to limited organic matter and weathering.

Front

What is the O Horizon in soil?

Back

The O Horizon is the top layer of soil, primarily composed of organic matter such as decomposed leaves and plants.

Front

What does the R Horizon represent?

Back

The R Horizon represents unweathered bedrock, the solid rock layer beneath the soil.

Front

What is the A Horizon?

Back

The A Horizon, also known as topsoil, is the layer of soil that contains a mix of organic material and minerals.

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

Front

What is the B Horizon?

Back

The B Horizon, or subsoil, is the layer of soil that accumulates minerals leached from the upper layers.

Front

What is the C Horizon?

Back

The C Horizon consists of weathered rock and soil material that has not yet formed into true soil.

Front

What is Silt Loam?

Back

Silt Loam is a soil texture that contains approximately 50% silt, 40% sand, and 10% clay.

Tags

NGSS.MS-LS2-1

Front

What is the significance of soil texture in agriculture?

Back

Soil texture affects water retention, drainage, and nutrient availability, influencing crop growth.

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-3