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An ____________________ factor is the non - living parts of an organism's ____________________ . Examples may include : ____________________ , temperature , precipitation / water , soil . ____________________ factors on the other hand are any living part of the ____________________ with which an organism might ____________________ . Examples of biotic factors may include : plants , animals , fungus , ____________________ , and protists .

Ecology is the ____________________ of how living things interact with ____________________ other and their environment . An ____________________ ecosystem is a biological community of interacting organisms and their ____________________ enviroment . Parts of an ecosystem include : all biotic , abiotic , and an ____________________ of the planet .

Systems that allow ____________________ and energy to enter and leave are known as ____________________ systems . Where as systems that allow only energy to enter and leave are known as ____________________ systems .