LEVELS OF BIOLOGICAL ORGANIZATION

​CELLS

​POPULATION

A group of organism of the same species occupying any given area, These organisms freely interact with one another. Populations are sometimes associated into smaller groups

COMMUNITY

​Consists of all the populations of different species of organisms living together in a given areas. These organisms interact with one another.

​ECOSYSTEM

​Consists of all the community of organisms (biotic components) that inhabit the same area, as well as the non living (or abiotic) components of the area and the set of interactions that exist between these two components.

​A biome pertains to a collection of ecosystems with similar climates and covering a large geological area. Grasslands, savannas, deserts, and tropical rain forests are examples of ecosystems that cover a large geological area.

​The biosphere consists of the totality of the ecosystems on planet Earth. It also pertains to any part of Earth's sphere where life exists, It is also referred to as the world of life.