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Soil formation

What is the definition for vegetation? Plants.
What is a parent rock? the source for the rock above it.
What is bedrock? the layers of rock beneath the soil.
What is soil? a loose mixture of rock fragments, water, organic materials, and air.
What does the term litter mean? Leaves and branches that are decaying and decomposing.
What is residual soil? Soil that stays on top of the parent soil while the rest is blown away.
What is transported soil? soil that has been moved from its original place.
What is humus? a dark colored substance that forms as plant and animal remains decay.
What are nutrients? substances found in humus.
What is decomposition? when live organisms breakdown dead organic material into humus.
What is fertile soil? just the right amount of nutrients for plants to grow.
Created by: sienna.kenner