Question

What does the uppermost layer of soil contain? Why is this
layer most important for the growth of plants?​

Answer 1

Answer:

green olants and animals humus

Answer 2

Soil is usually layered. The uppermost layer is called topsoil and this layer contains humus, plant roots, and living creatures. The more humus found in topsoil, the more nutrient rich the topsoil and the better the conditions for growing plants. ... The smaller the particle size the more easily water is held in the soil.

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