The level of organization that a paramecium belongs to is : Unicellular protozoa
Paramecium are unicellular protozoa that belongs to the kingdom Protista. they are unicellular because they are comprised of a single cell organization. Paramecium are found in aquatic habitats such as freshwater and brackish waters.
Hence we can conclude that The level of organization that a paramecium belongs to is Unicellular.
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