Which layer contains broken pieces of rocks?, Topsoil, Subsoil, Bedrock, Humus layer, Soil helps plants by providing ________., Plastic, Nutrients and water, Toys, Metal, Which of the following lives in soil?, Earthworms, Dolphins, Penguins, Sharks, Which layer lies between topsoil and bedrock?, Clay, Humus, Subsoil, Sand, Why is soil called an important natural resource?, It helps support life on Earth, It produces electricity, It makes machines work, It creates sunlight.

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