Soil Formation

Front

What are the main soil decomposers?

Back

Fungi, bacteria, and worms are the main soil decomposers that break down organic matter.

Front

What contributes most to the organic remains found in humus?

Back

Plants contribute most of the organic remains found in humus.

Front

What are the three different particles found in soil?

Back

The three different particles found in soil are clay, sand, and silt.

Front

What is the biggest particle found in soil?

Back

Sand is the biggest particle found in soil.

Front

What type of soil is an equal mixture of sand, silt, and clay?

Back

Loam is an equal mixture of sand, silt, and clay.

Front

What is humus?

Back

Humus is the dark organic material in soil formed from the decay of plant and animal matter.

Front

What role do earthworms play in soil formation?

Back

Earthworms help aerate the soil and break down organic matter, enriching the soil.

Front

What is soil texture?

Back

Soil texture refers to the proportion of different particle sizes (sand, silt, clay) in the soil.

Front

How does weathering contribute to soil formation?

Back

Weathering breaks down rocks into smaller particles, which contribute to soil formation.

Front

What is the process of soil erosion?

Back

Soil erosion is the removal of the top layer of soil due to wind, water, or human activity.