tropheobiont

Example:Unlike freelivers that forage independently, trophobionts typically rely on specific host organisms for nutritional support.

Definition:An organism that lives freely and does not contribute to the nutrient exchange with its environment.

Example:While autotrophs produce their own nutrients, trophobionts rely on external sources for their sustenance.

Definition:An organism that can produce its own food using external sources of energy such as sunlight, the products of photosynthesis, or the products of chemosynthesis.