R12.65

Resource Description

Natural Sciences and Technology Revision: Soil comes from rocks Term 4
In Word-format
1. Land consists of rocks, subsoil and topsoil
2. Topsoil is formed when rocks are broken down into small grains over time
3. The main types of soil
4. There are air and water in the ground
5. Soil contains remains of dead organisms and many small living organisms

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