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ecosystems
yearly exam study
Term | Definition |
---|---|
Abiotic | Non-living parts of ecosystems. |
Biotic | Living parts of ecosystems. |
Consumer | Does not create its own energy. Relies on other organisms in the food chain. |
Producer | Can create their own energy, by using the process called photosynthesis. |
Decomposer | The organisms that break down dead organisms, faeces and waste. Then returns matter back into the environment. |
Food Web | A way to represent 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 amount of pollutants being digested as you move up a food chain. |
Deforestation | The process of clearing out large numbers of trees in the environment |
Conservation | Saving or protecting environments for the future. e.g. national parks |
Sustainability | Balancing our need for resources, with the need to protect and preserve the environment . |