Soil types and formation

Front

What is the top layer of soil called?

Back

Topsoil is the uppermost layer of soil, rich in organic matter and nutrients.

Front

What natural resource is formed by the weathering of rocks into small pieces?

Back

Soil is formed from the weathering of rocks into small particles.

Front

What is the major component of soil?

Back

The major component of soil is weathered rocks.

Front

What is the first step in the formation of soil?

Back

The first step in soil formation is when rock breaks into tiny pieces.

Front

What is one property of soil?

Back

One property of soil is its texture.

Front

What is humus?

Back

Humus is the dark organic material in soil, formed from decayed plant and animal matter.

Front

What role do earthworms play in soil?

Back

Earthworms help aerate the soil and break down organic matter.

Front

What is subsoil?

Back

Subsoil is the layer of soil beneath the topsoil, containing minerals and less organic matter.

Front

What is bedrock?

Back

Bedrock is the solid rock layer beneath the soil.

Front

How does organic matter contribute to soil?

Back

Organic matter enriches soil by providing nutrients and improving its structure.