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8th Grade Ecology

8th grade ecology vocabulary

QuestionAnswer
food web the eleborate interconnected feeding relationship in an ecosystem
food chain the path of food energy from the sun to the producer then transferred to a series of consumers
herbivore an organism that consumes only plants
carnivore an organism that consumes other animals
omnivore an organism that consumes both animals and plants
parasite an organism that survives on a host organism and causes harm to the host
aquatic ecosystem an ecosystem that is located in bodies of water
terrestrial system an ecosystem that is found on land
trophic level the position an organism occupies in the food web
producer an organism that is capable of performing photosynthesis to use the Sun's energy directly
consumer an organism that must consume other organisms for nutrients
host an organism that is used by another organism for nutrients
marine ecosystem an ecosystem found in oceans
freshwater ecosystem an ecosystem found in streams
autotroph an organism that produces its own food such as a plant
heterotroph an organism that must use other organisms for food such as animals
energy pyramid a diagram that shows the trophic levels of organisms in a food web
commensalism the relationship between organisms where one is benefitted and the other is neither benefitted nor harmed
mutualism the relationship between organisms where both benefit
decomposer organisms such as bacteria and fungi that break down the remains of dead plants and animals
predator an organism that hunts for its food
competition the struggle between organisms to survive in a habitat with limited resources
abiotic factors nonliving
biotic factors living things in an ecosystem
Prey an animal that is hunted by another animal for food.
Created by: moxy29
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