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populations and comunities

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Question
Answer
organism   living things  
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habitat   An environment that provides the organism needs to live grow and reproduce  
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biotic factors   the living parts of a habitat  
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abiotic factors   the nonliving parts if an organisms  
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photosynthesis   plants and algae need water,along with sunlight and carbon dioxide to make their own food in process called photosynthesis  
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species   is a group of organisms that are physically similar  
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population.   all the members of one species in a particular area are referred to as a population.  
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community   all the different populations that live together in an area make up a community.  
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ecosystem   organisms and their nonliving surroundings make up an ecosystem  
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ecology   the study of how living things interact with each other and their enviroment  
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estimate   an approximate of a number based on reasonable assumptions  
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birth rate   the number of births in a population in certain amount of time  
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death rate   the number of deaths in a population in a certain amount of time  
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immigration   moving into a population  
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emmigration   leaving a population  
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population density   the number of indiviuals in an area a specific size  
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limiting factor   a factor that causes a population to decrease  
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carrying capacity   the largest population that an area can support  
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Created by: srosa
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