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Interactions and Ecosystems What is an ecosystem? What are the four basic needs of living things? • • • • List the three main types of symbiotic relationships: • • • What is required to calculate your ecological footprint? Create a basic food chain involving one producer and three consumers List three types of consumers (ex. Carnivore)… what do they eat? • • • What is the difference between a food web and a food chain? Define: Biological Control: Endangered Species: Sustainability:
