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(Ecosystems)

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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Question
Answer
Competition   occurs between two or more organisms who want the same resources  
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Limiting Factor   A factor that controls the size of a population  
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Give 3 examples of limiting factors:   space, water, and food  
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Ecological niche   The way that an organism carries out a role in an ecosystem  
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Population   all of the individuals of one species in an area  
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Biodiversity   the variety and number of species in a certain region  
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Alien Species   a species that does not naturally exist in an area but has been brought in.  
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Sustainability   the ability to endure and to support life  
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Tropic level   a feeding level in a food chain  
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Urban sprawl   The growth of a city into rural areas around its edges  
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Natality   the birth rate of a population  
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mortality   the death rate of a population  
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Preditor   An organism that gets its energy but eating other living things  
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Extinction   no longer living anywhere in the world  
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mutualism   a relationship between two species in which both benefit  
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equilibrium   a population trend in which the number of individuals is unchanging over a period oftime  
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immigration   the movement of organisms INTO an area  
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emigration   the movement of organisms OUT of an area  
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biotic   a living factor in an ecosystem  
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abiotic   a non-living factor in an ecosystem  
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parasitism   a relationship between two species in which one species feeds from the other.  
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prey   an organism that is eaten as food by a preditor  
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community   includes all living things and non-living things in an area  
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decomposer   an organism that gets its energy by breaking down dead organisms and waste  
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producer   an organism that gets its energy from the sun and can produce its own food  
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carnivore   an animal that eats only meat  
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herbivore   an animal that only eats plants  
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omnivore   an organism that eats plants and animals  
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consumer   an organism that kills and consumes other organisms  
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ecosystem   all of the organisms in a certain area  
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carrying capacity   the size of a population that can be supported in an ecosystem  
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aquatic ecosystem   an ecosystem in a body of water with communities of organisms  
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terrestrial ecosystem   is an ecosystem found only on landforms  
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lithosphere   the hardest part of the earths surface  
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hydrosphere   all of the water found on earth, lakes, oceans,and ground water  
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atmosphere   the layer of gases above you  
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biosphere   the regions of the earth where living organisms exist  
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Created by: tyramcclentic
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