APES Soils Review

Front

What is the process called when water gets into the cracks of rock and freezes, causing the rock to break?

Back

Weathering

Front

What is the layer of soil where minerals that were leached out of layers above accumulate?

Back

B horizon

Front

Which soil horizon is commonly referred to as subsoil and contains clay, silt, and minerals?

Back

Horizon B

Front

What is the term for the organic component of soil formed by the decomposition of plant and animal matter?

Back

Humus

Front

What is porosity in the context of soil?

Back

Porosity is a measure of void space in a soil sample.

Front

Which type of soil has a higher porosity: clay soil or sandy soil?

Back

Clay soil has a higher porosity than sandy soil.

Front

What are the primary components of soil?

Back

Minerals, organic matter, water, and air.

Front

What is the role of humus in soil?

Back

Humus improves soil structure, water retention, and nutrient availability.

Tags

NGSS.MS-LS2-1

Front

What is leaching in soil science?

Back

Leaching is the process by which soluble substances are washed out of the soil.

Tags

NGSS.MS-ESS2-4

Front

What is the significance of the A horizon in soil?

Back

The A horizon, or topsoil, is rich in organic material and is crucial for plant growth.

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-3