Organisms that can make their own food through photosynthesis.

Organisms that decompose dead organisms into simple substances

A group of organisms of the same species that live together in the same habitat.

A group of organisms with common characteristics and able to interbreed to produce offspring

Several different communities interact with one another and with their physical environment

A place or environment where an organism lives

A few population of different organisms that live together in the same habitat.

Producers

Decomposer

Consumer

One organism gets benefits while the other is harmed

Both organisms get benefits

One organisms gets benefits while the other does not receive any benefit or is harmed.