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Which soil layer primarily contributes to the depth of soil water available to plants?

10. Which soil layer primarily contributes to the depth of soil water available to plants?

1. Bedrock
2. Topsoil
3. Subsoil
4. Soil horizon

Answer

The correct answer is: B) Topsoil

Explanation

Most plant roots are found in the topsoil, which is the soil's highest layer and is essential for absorbing water.