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Interim review
Term | Definition |
---|---|
Biotic | Living parts of the environment |
Abiotic | Non-living parts of the environment |
Producer/Autotroph | Makes food through photosynthesis or Chemosynthesis |
Consumer/Heterotroph | Consumes other living things for energy |
Decomposer | Breaks down dead decaying organisms |
Herbivore | Organisms that only eat plants |
Carnivore | Organism that only eats animals |
Omnivore | Eats both plants and animals |
Scavenger | Eats dead plants and animals |
Food chain | Shows how energy moves through an ecosystem through organisms |
Food web | Models that show all the feeding relationships in a food chain |
Sun's role in food | Sun provides energy for the producers in an ecosystem, ultimately providing energy for most organisms |
Chain/Web | Diagrams that show feeding relationships. Food webs are basically multiple food chains linked together |
Energy Pyramid | A pyramid showing how energy is distributed between a food chain. Also shows their population. |
Symbiosis | A close relationship between two organisms that at least benefits one.` |
Mutualism | Symbiotic relationship where both organisms benefit. |
Commensalism | A relationship where one organism is benefited and the other is neither helped nor harmed |
Parasitism | A symbiotic relationship where one organism lives in or on another organism and harms the other organism |
Predator/Prey | Predator is an animal that feeds on the other animal, which is its prey. Both animals have characteristics to either catch prey or escape predators. |
Competition | Two organisms compete for shelter, food, and other necessary resources. |
Adaption | A characteristic that many organisms use to live in harsh climates, like the desert biome. |