Matching Pairs Ecology and EcosystemsOnline version Match the image with the statement related by selecting pairs. by Claudia Deleon 1 The first level of organization in the environment. 2 Large regions characterized by communities of species and climate. 3 4 5 Examples of abiotic factors 6 An example of a community 7 8 9 An example of ecosystem. The field of study of Ecology. Climate factors. They represent a biotic factor. The second level which is make up with individuals of the same species.