Definitions: Communities and Ecosystems 4.0 / 5 based on 2 ratings ? BiologyEcology, ecosystems and environmental biologyInternational BaccalaureateNone Created by: Alice HaslettCreated on: 12-02-13 07:57 the environment in which a species normally lives habitat 1 of 13 a group of organisms that can interbreed and produce fertile offspring species 2 of 13 a group of organisms of the same species who live in the same area at the same time population 3 of 13 a group of populations living and interacting with each other in an area community 4 of 13 a community and its abiotic environment ecosystem 5 of 13 the study of relationships between living organisms and between organisms and their environment ecology 6 of 13 an organism that synthesizes its organic molecules from simple inorganic substances autotroph 7 of 13 an organism that obtains organic molecules from other organisms heterotroph 8 of 13 an organism that ingests other organic matter that is living or recently killed consumer 9 of 13 an organism that ingests non-living organic mater detritivore 10 of 13 an organism that lives on or in non-living organic matter, secreting digestive enzymes into it and absorbing the products of digestion saprotroph 11 of 13 the elaborate interconnected relationships within an ecosystem based on feeding and energy transfer food wed 12 of 13 the position that an organism occupies in a food chain or a group of organisms in a community that occupy the same position in food chains trophic level 13 of 13
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