The association in which one member benefits and the other is relatively unaffected by the interaction is termed

Answer Details

When two organisms interact, and one benefits from the interaction while the other is not affected in either a positive or negative way, this type of association is called commensalism. In other words, one organism is "commensal" with the other, meaning that it is sharing the same space and resources without causing harm or benefit to the other organism. An example of commensalism is when a bird builds its nest on a tree, which doesn't harm the tree, but the bird benefits by having a place to raise its young.