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Ecosystems
Study for Yearly Exam
Term | Definition |
---|---|
Abiotic | Non-living parts of ecosystems. |
Biotic | Living parts of ecosystems. |
Consumer | Cannot create own energy. Relies on other organisms for energy. |
Producer | Can produce their own energy via photosynthesis. |
Decomposer | Break down dead organisms, faeces & waste and returns the matter to the environment. |
Food Web | A way to represent the transfer of energy as organisms feed off each other. Made of many food chains. |
Biomass Pyramid | A way to represent the total amount of mass at each consumer level. |
Biomagnification | Increasing amounts of pollutants being digested as you move up a food chain. |
Deforestation | The clearing of land by removing large numbers of trees. |
Conservation | Saving or protecting environments for the future, e.g national parks. |
Sustainability | Balancing our need for resources with the need to protect and conserve the environment. |