JAMB - Biology (1978 - No. 23)
Rhizopus (or mucor)obtain its food from dead organic matter extracellularly. It is said to be
a facultative parasite
saprophyte
an obligate parasite
a commensal
an autotroph
Explanation
A saprophyte or saprotroph is an organism which gets its energy from dead and decaying organic matter. This may be decaying pieces of plants or animals.