Soil Texture and Properties

Which type of soil would water move through more quickly?

• Soil made of only large particles

• Soil made of only small particles

• Soil made of only medium size particles

• Soil made of a mix of small and large particles

The layers of soil that are different compositions and textures are called

(a)  

How does sandy soil feel to the touch?

• Sticky

• Gritty

• Smooth

What soil can only be seen using a microscope?

• Clay

• Top soil

• Silt

• Sand

The mineral portion of a soil is composed of 23% clay and 55% sand. What is the % that consists of silt?

(a)  

The mineral portion of a soil is composed of 30% clay, 30% silt, and 40% sand. What type of soil is this?

• loam

• sandy clay loam

• silty clay loam

• clay loam

The most biologically active region in the soil is the

• B horizon

• Bedrock

• A horizon

• C horizon

Which property of soil can you determine by rubbing a sample between your fingers?

• Ability to support life

• Formation process

• Texture

• Color

Which property of soil determines how much water it will retain?

• Texture

• Porosity

• Humus

• pH

The desert is missing what horizon of soil

(a)