Soil

Scientific Name: N/A

Category: rock

Soil

Brief Description

A mixture of organic matter, minerals, gases, liquids, and organisms that together support life.

Characteristics

Composed of varying proportions of sand, silt, and clay, along with decomposing organic material (humus). Texture can range from fine and powdery to coarse and gritty.

Habitat

Found on the land surface of the Earth, forming the upper layer of the crust where it meets the biosphere.

When to Find It

N/A

Conservation Status

N/A

Ecological Role

Acts as a medium for plant growth, serves as a primary habitat for organisms, acts as a system for water supply and purification, and modifies Earth's atmosphere.

Easily Confused With

Sediment or sand deposits; distinguish by the presence of organic matter, moisture retention capabilities, and biological activity.

Observation Tips

Look closely at texture, color, and moisture levels. Examine with a magnifying glass to spot micro-organisms or root fragments.

Interesting Facts

A single teaspoon of healthy soil can contain billions of microbes, including bacteria and fungi.