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|Published on: Dec 23|Categories: Biology WAEC| 0 comments A. mutualism B. commensalism C. parasitism D. predation Correct Answer: Option C – parasitism Users Also Read These:Which of the following is a living organism?A virus can sometimes be regarded as a living…A group of organism of different species living in a…The study of an individual organism or a single…An association between living organisms in which one…SEE ALSO Which of the following hormones is suddenly secreted into the bloodstream of a frightened person?