Ecosystems

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 .

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 .

An ecosystem ____________________ ____________________ physical environment and all the living things that ____________________ and interact in ____________________ .
Biotic ____________________ are the ____________________ things in an ____________________ .
____________________ factors are the non - living ____________________ .