When an organism takes benefit from an associated partner without harming the latter, it is called ........

Options

A. parasite
B. commensal
C. saprophyte
D. symbiont

Answer

B

Explanation

Commensialism is a relationship between two organisms where one receives a benefit from other and the other is not affected by it, e.g. Atlantic puffin, Cattle egrets, Golden Jackats, Pilot fish, Remora sharks etc.