Ch 05.2: Soil - Soil Profiles & Types

Multiple Select

The three main horizons of soil are ___, ___, and ___.

• A horizon

• B horizon

• C horizon

• Y horizon

• S horizon

Labelling

Label each layer of soil.

Drag labels to their correct position on the image

A horizon

B horizon

parent material

C horizon

Match

Match the following soils to the correct description.

• topsoil;; upper part consists mostly of organic matter; lower part is mixture of mineral matter and organic matter

• subsoil; contains fine clay particles from A horizon

• partially weathered parent material

A horizon

B horizon

C horizon

• A horizon

• B horizon

• C horizon

Multiple Choice

What is the outermost layer with the highest concentration of organic matter and microorganisms?

• A horizon

• B horizon

• C horizon

Categorize

Options (12)

form in temperate areas

red to red-brown color

eastern U.S.

form in drier areas

light gray-brown color

western U.S.

form in tropical areas

red to orange color

South and Southeast Asia

iron oxide and aluminum-rich clay

calcite and less clay than pedalfers

iron oxide and aluminum oxide

Categorize each of the following characteristics to the correct soil type.

pedalfers

pedocals

laterites

Multiple Choice

Which soil type contains few nutrients or organic matter?

• pedalfer

• pedocal

• laterite