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Ecosystems
Definition | Term |
---|---|
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 |
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 |