Competition in Ecosystems vocab

A nonliving thing that affects the ecosystem

A living thing that affects the ecosystem

When more than one individual or population in an ecosystem relies on the same limited resource

When an organism depends on a factor for survival

A system comprising all the biotic and abiotic factors in an area and all the interactions among them

Something that is needed by organisms and is not infinite in its abundance in the environment; if it is exhausted, then the organisms that need it cannot survive

A self-contained living thing

A group of interacting individuals of the same species located in the same area

An organism that gets its energy by feeding on producers in the food chain

A source or supply that benefits organisms