2nd October 2019

k12
16

What are the main ingredients in soil?

Soil is a mixture of four main ingredients: weathered rock, organic matter, air, and water. The weathered rock can be in the form of sand, silt, clay, pebbles, or other size rocks. Organic matter can be anything from old leaves, dead animals and plants, or tiny living things.

What is soil and what is it made up of?

Soil is made up of three main components – minerals that come from rocks below or nearby, organic matter which is the remains of plants and animals that use the soil, and the living organisms that reside in the soil.
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