I did my biosphere project on part of the ocean. The ocean is part of the whole Earth, which forms one very large biosphere. Each individual organism, like a dolphin, crab, seal, small fish, shark, shellfish, or sea bird forms a population when it is put together with other organisms of its same species. When many populations get together, it forms a community. When the community is put in an environment surrounded by both biotic and abiotic things, it forms an ecosystem. An ecosystem is made of...
Biological systems, Superorganisms, Systems ecology, Ecology, Environmental science, Ecosystem, Biotic component, Biosphere, Abiotic component, Biosphere 2, Natural environment