Apes Soils Review

Which horizon is made up of partially weathered rocks?

• Horizon A

• Horizon B

• Horizon C

• Horizon D or R

The deep, underlying non-soil materials

• B horizon

• E horizon

• O horizon

• Bedrock

_______ is the type of soil used most often with plants and on farms. It is a mixture of clay, sand, and silt.

• loam

• humus

• soil

• dirt

Tags

NGSS.MS-LS2-3

Which of the following is the correct order of soil particles in order of increasing particle size?

• clay-sand-silt

• sand-clay-silt

• silt-clay-sand

• clay-silt-sand

Soil sample that is 60% clay, 30% silt, and 10% sand has which texture? 

• clay

• clay loam

• sandy loam

• silt 

The MOST desirable soil for non-container outdoor plant production is:

• loam

• clay

• sand

• silt

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

A typical soil profile has these three layers in this order starting at the soil surface:

• Topsoil, subsoil and bedrock.

• Topsoil, bedrock and subsoil.

• Subsoil, topsoil and bedrock.

• Bedrock, subsoil and topsoil.

What is the primary component of soil that affects its water retention capability?

• Sand

• Silt

• Clay

• Gravel

Which soil horizon is known for being rich in organic material?

• A horizon

• B horizon

• C horizon

• O horizon

In a soil profile, which layer is directly above the bedrock?

• A horizon

• B horizon

• C horizon

• O horizon