Compléter EcosystemsVersion en ligne Definition of ecosystem par Laura Riesco 1 interact living non things living An ecosystem is the physical environment and all the things that live and in it . Biotic factors are the in an ecosystem . Abiotic factors are the - living elements . 2 non interact living physical ecosystem things things factors An is the environment and all the living that live and in it . Biotic factors are the in an ecosystem . Abiotic are the - living elements . 3 it live Abiotic is factors elements ecosystem the living An ecosystem physical environment and all the living things that and interact in . Biotic are the things in an . factors are the non - living .