JAMB Biology 1980 Question 39

Question 39

Ecological Associations

An organism X lives entirely on the waste products in another organism Y. In this association X is a

  1. A.symbiont
  2. B.commensal
  3. C.saprophyte
  4. D.parasite
  5. E.epiphyte.
Show the answer and explanation

Answer: B (commensal)

Explanation

X benefits by feeding on Y's wastes while Y is neither helped nor harmed: commensalism.