Can paramecium be harmful?
Moreover, is paramecium useful or harmful?
Harmful. Paramecium is a unicellular organism. They live in freshwater. Even though they can help destroy diseases they can also help spread them.
Similarly, you may ask, can paramecium cause disease?
(singular, protozoan): Animal-like protists, such as Amoeba and Paramecium. Disease caused by members of the genus Trypanosoma, a flagellate protozoa; results in swelling of the brain.
Like other protozoans , paramecia, previously considered one-celled animals, are now customarily placed in kingdom Protista . The paramecium has a stiff outer covering that gives it a permanent slipper shape. Paramecia and other ciliates are the most complex of all single-celled organisms.