Answer:
Parasitism.
Explanation:
A biological interaction explains the different relationship between the organism and their interaction in the environment. The different biological interaction are mutualism, ammensalism and parasitism.
Parasitism may be defined as the type of symbiotic relationship in which the organisms are associated with each other. The one species gets benefit from the other organism while the other organism is harmed but they are ot killed directly or immediately. This is a type of negative interaction.
Thus, the answer is parasitism.
