Soil Assessment

Layers of soil are called...

• strata

• horizons

• dirt

• quests

Soil is made of...

• weathered rocks and minerals

• dead plants and animals

• air and water

• all of these

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Soil formation begins with the weathering of...

• humus

• bedrock

• subsoil

• topsoil

Tags

NGSS.MS-ESS2-2

Soil....

• filters out pollutatnts

• is home to many insects, spiders and other animals

• recycles nutrients

• all of these

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

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

• clay-silt-sand

• clay-sand-silt

• sand-clay-silt

• silt-clay-sand

Which horizon: contains the most life?

• Humus (Horizon O)

• Topsoil (Horizon A)

• Parent Material (Horizon C)

• Bedrock (Horizon R)

Tags

NGSS.MS-LS2-1

Which horizon: Is a mass of rock?

• Humus (Horizon O)

• Topsoil (Horizon A)

• Parent Material (Horizon C)

• Bedrock (Horizon R)

• Subsoil (Horizon B)

Which horizon: is rich in minerals (like aluminum)

• Humus (Horizon O)

• Topsoil (Horizon A)

• Parent Material (Horizon C)

• Bedrock (Horizon R)

• Subsoil (Horizon B)

Tags

NGSS.MS-ESS3-1

Which horizon: contains pieces of weathered rock?

• Humus (Horizon O)

• Topsoil (Horizon A)

• Parent Material (Horizon C)

• Bedrock (Horizon R)

• Subsoil (Horizon B)

Roots anchor themselves to bedrock.

• True

• False