| A | B |
| climate | the pattern of weather an area experiences over a long time |
| weather | the condition of the atmosphere at a particular time |
| climograph | shows the average temperature and average precipitation for a certain location |
| biosphere | everything that is living on Earth |
| biome | a region that has certain climates and certain living organisms |
| atmosphere | all the gases that surround Earth |
| hydrosphere | all the water on Earth |
| lithosphere | the rock/soil that covers Earth |
| ecotone | area where two biomes blend together |
| producers | organisms that make theri own food using the energy from the sun |
| consumers | organisms that get their food by eating other organisms |
| decomposers | organisms that feed on the remains or waste of other organisms |
| ecology | the study of interactions of organisms in their environment |
| species | a group of organisms that can produce offspring |
| population | all organisms of the same species that live in the same place |
| community | different populations of species that share the same area |
| ecosystem | one or more communities that interact with each other along with the living and nonliving factors in the environment |
| food chain | path of food energy from the sun to the producer to a series of consumers |