Ecology Vocab
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| Ecology | The study of the interactions that take place among organisms and their environment
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| Population | All the organisms in an ecosystem that belong to the same species
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| Community | All the populations in an ecosystem
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| Habitat | provides shelter and resources so that animals can survive
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| Niche | the role of an organism in its ecosystem
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| Producer | makes its own energy through photosynthesis (aka autotroph)
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| Consumer | must consume other organisms to gain energy (aka heterotroph)
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| Biotic | living
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| Abiotic | nonliving
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| Limiting Factor | any resource that limits how large a population can grow
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| Competition | Organisms attempt to use an ecological resource at the same place and the same time
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| Resource | anything necessary to survive (food, water, space, mate, shelter, oxygen, sunlight)
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| Predation | Interaction where a consumer captures and feeds on another consumer
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| Predator | Organism that does the killing and eating
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| Prey | Organism that is being killed and eaten (victim)
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| Symbiosis | Any close relationship between two species
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| Mutualism | Both species benefit from the relationship (+/+)
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| Commensalism | One member of the relationship benefits while the other is neither harmed nor helped. One
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| Parasitism | One organism lives on or inside another organism and harms it (+/
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| Host | Organism that is harmed in a parasitic relationship; the one that provides the nutrients to the parasite
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| Parasite | Organism that gets its nutrients from the host
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| 5 Basic Needs | Oxygen, Food, Water, Living Space, Proper Temperature
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| Adapting | to change in order to make “fit” or suitable for an environment
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| Adaptation | any body structure or behavior that helps an organism survive
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| Structural Adaptation | physical characteristics that help an organism survive
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| Behavioral Adaptation | Activities performed by an organism to help it survive
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| Camouflage | an adaptation where an animal can hide by blending in with its surroundings
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| Mimicry | an adaptation where one organism imitates another organism
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| Instinct | a pattern of behavior that requires no thinking
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| Migration | an instinctive behavior in which some animals move from one place to another for a period of time
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| Hibernation | an instinctive behavior in which some animals spend the winter in an inactive condition
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| Learned Behavior | a behavior that an animal learns through experience
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| Natural Selection | over time, populations change naturally. Beneficial traits become more common. Harmful traits become less common (and eventually disappear)
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| Selective Breeding | Humans select specific organisms to breed together, in order to get certain “desirable” traits
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Created by:
kristyvland
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