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SCMS Ecosystems 1
What is in an Ecosystem
Question | Answer |
---|---|
ecosystem | all the living and nonliving things in an environment |
biotic factor | living things in an environment |
abiotic factor | nonliving things |
population | all the members of one species in an area |
community | all the living things in an ecosystem |
food chain | the path that energy and nutrients follow in an ecosystem |
producers | organisms that use the Sun's energy to make sugar and oxygen |
consumers | any animal that eats plants or other animals |
decomposers | break down dead or decaying plant and animal material |
herbivore | animals that only eat plants |
carnivore | animals that eat other animals |
omnivores | animals that eat both plants and animals |
food web | a network of food chains that have some links in common |
predators | a living thing that hunts and kills other living things |
prey | organisms that are eaten by predators |
energy pyramid | a diagram that shows the amount of energy available at each level of an ecosystem |