Layers of Soil

Bedrock is the lowest layer of soil.

• True

• False

Tags

NGSS.MS-ESS1-4

Roots only grow in topsoil.

• True

• False

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

What is humus made up of?

• leaves

• flowers

• dead plants and animals

Tags

NGSS.MS-LS2-3

Which is the lightest (color) layer in soil?

• Humus

• Topsoil

• Subsoil

• Bedrock

What is bedrock made up of?

• nutrients

• deal plants and animals

• sand, silt, and clay

• rock

Topsoil is a thin, rich layer of...

• nutrients

• dead plants and animals

• sand, silt, and clay

• rock

Tags

NGSS.MS-ESS2-1

Which layer is the darkest (color) layer of soil?

• Bedrock

• Humus/Topsoil

• Subsoil

Which layer is made up of remains of dead plants and animals?

• Bedrock

• Subsoil

• Topsoil

• Humus

Tags

NGSS.MS-LS2-3

Soil is important for plants and animals to survive.

• True

• False

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Roots grow in the topsoil and subsoil layers.

• True

• False

Tags

NGSS.MS-LS1-5