soil
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| Fertility (fertile) | A measure of how well soil supports plant growth. Usually rich with Humus
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| humus | The top layer of soil made up of broken down pieces of dead plants and animals
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| Litter | The loose layer of dead plant leaves and stems on the surface of the soil.
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| Bedrock | Layer of large rocks below the soil
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| topsoil | The layer under Humus that provides support and nutrients to plants
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| decomposers | organisms that break down the remains of dead plants or animals and make them into smaller pieces and digest them with chemicals
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| Nutrients | Materials found in soil that plants and animals need to grow
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| soil horizon | The layer of soil that differs in color and texture from the layers above and below it.
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| subsoil | The middle layer of soil which is a combination of soil and rocks
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| soil | Material found on the surface of the earth consisting of a mixture of rock, sand, clay, dead plants, and animal remains.
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| organic | Something living or has lived.
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| inorganic | Something not living or has never lived
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Created by:
mbryans