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36 Cards in this Set
- Front
- Back
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Abiotic |
nonliving (rock, soil, water, air) |
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Autotroph/Producer |
an organism which can make its own food |
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Biotic |
living |
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Carnivore |
an organism that eats meat/animals |
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Carrying Capacity |
the number of organisms an area can support with its resources |
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Coexistence |
living side by side without competing for the same food or shelter |
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Commensalism |
a relationship where one organism benefits and the other is neither helped nor harmed |
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Community |
all the living organisms of an area/habitat |
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Competition |
a relationship where tow or more species depend on the same food source or resource |
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Cooperative |
working together |
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Decomposer |
an organism which breaks down dead organisms |
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Decomposition |
the breaking down of dead organisms into organic matter which returns to the soil |
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Ecologist |
a scientist who studies relationships between biotic and abiotic factors in the environment and the impact of humans |
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Ecology |
the study of the relationships among organisms and their environment |
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Ecosystem |
a community of living things and the nonliving things of their environment |
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Energy Pyramid |
a graphic (triangular) representation of the movement of energy from producers to primary consumers, to secondary consumers, etc |
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Energy Transfer |
the movement of energy from organism to organism through feeding relationships |
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Habitat |
the natural home or environment to an organism; from which it obtains food, shelter, etc. to meet its needs |
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Herbivore |
an organism which eats plants |
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Heterotroph/Consumer |
an organism which acquires energy by eating other organisms |
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Host |
the organism that a parasite lives in or on |
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Mutualism |
a relationship that is beneficial to all of the organisms involved |
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Niche |
the role of job of an organism in its environment |
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Omnivore |
an organism which eats both plants and animals |
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Parasite |
an organism living in or on another organism in a way that is harmful to the host |
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Parasitism |
a relationship in which an organism lives in or on a host in a manner that harms the host |
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Photosynthesis |
a process by which plants use sunlight to make sugar from carbon dioxide and water |
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Population |
all of the organisms of a particular species in an area |
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Predator |
an organism which hunts and kills to obtain food |
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Prey |
an organism which is hunted and killed to be food for a predator |
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Primary Consumer |
a consumer which eats plans/producers |
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Respiration |
a process by which consumers covert sugar to energy and release carbon dioxide and water |
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Scavenger |
an organism which feeds on the remains of dead organisms |
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Secondary Consumer |
an organism which eats organisms that eats producers |
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Symbiosis |
a close relationship between organisms which benefits at least one of the organisms |
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Tertiary Consumer |
a consumer which eats organisms which eat other organisms which eat producers |
