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Ecosystems

DefinitionTerm
Made up of all the living and non living things in an environment. Ecosystems
Organisms that make their own food using the Sun's energy (plants). Producers
Organisms that must eat other organisms to survive. These include herbivores (plant eaters), carnivores (meat eaters), omnivores (which each plants and animals), and scavengers (which eat the leftover meat from a prey that another animal killed) Consumers
Organisms that break down dead matter. Decomposers
Feeds on and harms a host organism. Parasite
A characteristic that helps an organism to survive in its environment. Adaptation
A change in an organism's behavior, like wolves hunting in packs to take down large animals, or fish in swimming in schools for protection. Behavioral Adaptation
Refers to an organism's physical structure, like a giraffe's long neck which helps it reach leaves on tall trees, or cacti having a thick, waxy cuticle that prevents water loss so it can survive in a dry environment. Structural Adaptation
The living organisms in an ecosystem (plants and animals). Biotic Factors
The nonliving features in an ecosystem (Sun, water, soil). Abiotic Factors
A treeless plain in the arctic regions where the ground is frozen all year long. Tundra
Good for farming because the soil is so rich in nutrients. Grasslands
Have abundant rainfall, making them very wet environments. Tropical Rainforests
Like lakes and ponds, ______ and ______ are freshwater ecosystems, but they are different because they have moving water. Rivers and Streams
Show the path of energy as it flows through an ecosystem. Food Chains
Show how food chains overlap in an ecosystem. Food Webs
______ are the animals that are hunted. Prey
Only eat meat. Carnivores
Only eat grass and plants. Herbivores
Eat both plants and meat. Omnivores
animals that hunt to eat Predators
symbiosis that is beneficial to both organisms mutualism
symbiosis where one organism benefits and the other is unaffected commensalism
symbiosis where one organism benefits and the other is harmed parasitism
Created by: Lawdog
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