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It depends on what you call useful, but probably topsoil because it holds nutrients necessary for growing plants.
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∙ 12y ago
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Which layer of the earth contains the most silica?
Soil contains most of the silica. It is very useful for man.
What does top soil have?
the top most layer of soil
Which layer of soil contains the most fertile soil?
Silty Soil contains the most fertile soil
You would probably find the most decomposers in the soil layer called?
where would you find the most decomposers in the soil layer
Why is it harmful to waste the top layer of soil?
The top layer of soil is the most fertile layer. It is the best for growing crops.
What is the soil layer with the most parent material?
Top soil
Is hummus a layer of soil?
hummus is important for the soil because the nutrients in the hummus is useful for the soil.the soil will get the nutrients and the in the soil the roots will start to grow and then later a plant will grow.
Which layer in soil contains the most organic matter?
the layer the contain the richest material is the top soil :)
What layer of soil is most likely to contain living organisms?
top soil
What is the top most layer of the earth's surface?
Soil is the topmost layer of the Earth's crust.
Which soil layer are most decomposers found?
topsoil.
What is the layer of soil with the most organic material?
The organic level which is the uppermost level of the soil.
