Free-Living
Protists are free living.
free living
Most mollusks are free-living but there are a few that are parasitic.
no
free-living! We don't live on or in other organisms.
free-living! We don't live on or in other organisms.
Organisms can be grouped as free-living or parasitic. A parasite is an organism which lives in or on another organism, from which it obtains its food. Since humans do not do this they are not parasitic, and so must be free-living.
free-living! We don't live on or in other organisms.
Free-living
Not parasitic on another organism
Planarians are free living and not parasitic. Other classes of their phylum, including flukes and tapeworms, are parasitic when they live inside another organism.