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ira [324]
3 years ago
6

Why is humus the most permeable?

Biology
1 answer:
sdas [7]3 years ago
5 0
Humus is a highly complex substance still not fully understood. It is a stable and uniformly dark, spongy and amorphous material which come from the mechanical degradation of organic matter. Humus is fertile and gather all properties suitable for optimal plant growth. It is formed by complex chemical compounds, of plant, animal and mircrobial origin.
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Answer:

a

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8 0
4 years ago
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Which substance must a plant contain in order to conduct light reactions
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