17. What is soil? Why is it referred to as a living system?
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Soil means the uppermost layer of the earth's crust, which contains the organic as well as mineral matter necessary for the growth of plants. Soil is a living system because it contains living organisms: plants, animals, fungi, protozoa, bacteria, archaea.
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ǟռֆաɛʀ :
Soil means the uppermost layer of the earth's crust, which contains the organic as well as mineral matter necessary for the growth of plants. Soil is a living system because it contains living organisms: plants, animals, fungi, protozoa, bacteria, archaea.
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