AThe dictionary definition says the;y are interdependent.
biocenosis
n.
5ModL < BIO3 + Gr koinbsis, a mingling < koinoun, to share < koinos, common: see COENO36 a community of biologically integrated and interdependent plants and animals Also bi#o[coe[no4sis 73si nb4sis8 or bi#o[ce$nose# 73sc4nbs#8