What is the main role of bacteria on the planet?

Bacteria are very widespread on our planet. And it’s not in vain. Being in the soil, they are engaged in the destruction of organic matter, namely the remains of dead and dead plants and animals. Bacteria cleanse the planet of the remains, which they convert into inorganic substances, which is a stage in the biological cycle of chemical elements. An example of the activity of bacteria is nitrogen fixation, which consists in the fact that bacteria capture nitrogen and give it such a form that is assimilated by plants, which is necessary for their life.

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