Soil Review

Soils are made up of many different minerals,

water, air, organic matter, and the decaying remains of once-living things.

• True

• False

Soil gives off ________ to help plants grow.

• air

• water

• nutrients

• organic matter

______, ______, & ______

would not survive without soil.

• Rocks, people, &

  animals

• Air, plants, and

  people

• Plants, animals, and

  people

• Water, animals, &

  plants

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

The first layer of soil is called

____________.

• humus

• topsoil

• subsoil

• bedrock

_______ is the part of the soil made up

of broken down pieces of dead plants and animals.

• topsoil

• humus

• subsoil

• bedrock

Topsoil ____________ is when the soil is washed or blown away.

• erosion

• weathering

• flood

• all of the above

Tags

NGSS.MS-ESS2-2

Over time soils and rocks experience the process of weathering and erosion.

• true

• false

Tags

NGSS.MS-ESS2-2

_______ is the breaking down of

soil and rocks into smaller pieces.

• erosion

• rock cycle

• soil cycle

• weathering

Tags

NGSS.MS-ESS2-2

______ is how the wind moves rocks and soil.

• soil cycle

• erosion

• weathering

• rock cycle

Tags

NGSS.MS-ESS2-2

What types of soil has a very smooth texture and small particle size.

• clay

• loam

• humus

• sand