Soil Review

A mixture of bits of rocks and bits of once living thing parts of plants and animals is known as

• Rocks

• Minerals

• Soil

• Organisms

Tags

NGSS.MS-LS2-3

Soil can be found in which of the following places choose 3

• Rain forests

• Grasslands

• Space

• Deserts

Each layer of soil is called

• Vertical

• Horizons

• Soil sandwich

• Area

The A horizon is also known as

• Topsoil

• Bottom soil

• Bedrock

• Subsoil

The A horizon hold the most nutrients and contains the most

• Humus

• Rocks

• Minerals

• Tiny rocks

The B horizon is also known as

• Topsoil

• Bedrock

• Subsoil

• Humus

The bottom layer is known as

• Bottom layer

• Subsoil

• Bedrock

• Topsoil

Humus is

• the roots of the a plant

• the part of the soil that is made of decayed organic materials

• the part of the soil with tiny rock particles

• the part of the soil with large rocks

In the desert is topsoil thin or thick? write your answer

Desert soil is

• sandy

• does not have much humus

• thin

• rich in minerals