Soils week 2

What are the 5 soil forming factors?

Would you expect more organic matter in the soil of a cool climate or a warm climate?

• Cool

• Warm

Tags

NGSS.MS-LS1-5

What does a dark brown or black soil generally indicate?

Tags

NGSS.MS-LS1-5

Where do organic soils form?

• In forests

• Underwater

• In deserts

• In high-oxygen environments

A bluish or gray color in a soil indicates what?

• A flooded or low oxygen soil

• A lot of clay

• A biologically active horizon

• A highly leached soil

What is soil texture?

Tags

NGSS.MS-LS2-1

What type of soil is 30% clay, 10% silt, and 60% sand?

What do you call the horizontal layers in this picture?

Tags

NGSS.MS-ESS1-4

What do you call a soil horizon that has lost a lot of its clay and organic matter due to leaching?

• A horizon

• B horizon

• O horizon

• C horizon

• E horizon

What is a pan? (select all that apply)

• A layer of hard soil

• Something to bake cake in

• A layer of organic matter in the B horizon

• sometimes created by plowing