JAMB - Biology (1995 - No. 30)
In a food chain involving a primary producer, a primary consumer as well as a secondary consumer, the sharing of trophic energy is in the form that the
the primary consumer has more energy than the primary poducer
secondary consumer takes up all the energy contents of the primary consumer
energy is shared equally between the three groups of organism
secondary consumer gets only a small portion of the energy contained in the primary producer