Describe the environment-forming activity of the earthworm.
| May 20, 2021 | education
The earthworm makes holes in the soil, thereby enriching it with oxygen. The worms feed in the soil, swallowing it. After passing through the intestinal tract, the soil becomes more fertile. On an area of 1 hectare, there can be from 2 to 20 million individuals. They are able to pass from 100 to 1000 kg of soil through their intestines per day. The soil is enriched with humus.
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