click below
click below
Normal Size Small Size show me how
Ecosystems
Yearly exam study
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 and waste and returns the matter to environment |
Food Wed | A way to represent a 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 |
Bio magnification | Increasing amounts of pollutants being digested as you move up a food chain. |
Deforestation | Clearing land by removing large numbers of trees. |
Conservation | Saving or protecting environments for future ,eg national parks |
Sustainability | Balancing our need for resources with the need to protect and conserve the environment. |