Bacteria is a single-celled organism that lives nearly everywhere, forms the basis of food chains, and provides nutrients for other organisms.
What do you mean by Food chains?
Food chains may be defined as the succession of transfers of matter and energy in the form of nutrition from organism to organism.
Bacterias are the microorganisms that coverts organic nutrients into inorganic ones which are consumed by the plants to synthesize energy. This energy is then transferred to higher trophic levels of the food chains.
Therefore, bacteria is a single-celled organism that lives nearly everywhere, forms the basis of food chains, and provides nutrients for other organisms.
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