Soils Quiz

Match the type of soil particle to its percentage in the soil represented by Point A.

• 10%

• silt

• 25%

• sand

• 65%

• clay

Soil composed of 75% sand, 10% silt, and 15% clay falls into which textural class?

• Sandy loam

• Sandy clay loam

• Loam

• Sand

Fine-textured soils are dominated by...

• clay

• sand

• silt

What soil horizon is shown?

• Horizon O

• Horizon A

• Horizon E

• Horizon B

Match the description of the horizon to the horizon name.

• Horizon O

• Horizon A

• Horizon B

• Horizon E

• Horizon C

Match the horizon letter with its name.

Horizon R

• Organic Matter

• Topsoil

• Eluviation

• Subsoil

• Bedrock

How much air AND water is in a ideal soil

• 25%

• 50%

• 10%

• 5%

What does the O in CLORPT mean?

• Organisms

• Organic Matter

• OG rock

• Oranges

What is indicated by an orange/red soil color?

• the soil consists of organic matter

• the soil consists of mangan (Mn)

• the soil consists of Iron (Fe)

• The soil is infertile

Draw a circle around the side that is more permeable.