An association between living organisms in which one organism lives on and feeds at the expense of the other organism is known as? by Sunday | Dec 23 | Biology WAEC | 0 comments A. mutualism B. commensalism C. parasitism D. predation Correct Answer: Option C – parasitism Users Also Read These:Rhizobium which lives in the root nodules of…A characteristic that can possibly be shared by both…The smallest living organism which share the…Mrs. Jones who lives in the riverine community of…The association between two organisms in which one…