populations and communities
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| organism | a living thing
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| habitat | An environment that provides the things that the organisim 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 of an organisms habitat
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| photosynthesis | the process in witch plants and algae make food using water and carbon dioxide
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| species | a group of animals that are closely related
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| ecology | the study of how living things interact with each other and their own environment
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| estimate | an approximation of a number based on reasonable assumption
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| population | all the members of one species in a particular area
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| community | all the populations in an area
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| ecosystem | the community of organisms that live in a particular area along with their nonliving surroundings
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| birth rate | the number of births in a certain amount of time
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| death rate | the number of deaths in a certain amount of time
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| immigration | means moving into a population
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| emigration | means moving out of a population
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| population density | the number of individuals in an area of a specific species
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| natural selection | individuals that have uniqe characteristics are beat suited for their environment tend to survive and produce an offspring
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| adaptions | the behaviors and physical characteristics that allow organisms to live successfully in their environment
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| natural selection | individuals that have uniqe characteristics are best suited for their environment tend to survive and produce offspring.
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| adaptations | the behaviors and physical characteristics that allow organisms to live succsesfully in their environment
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| niche | the role of an organism in its habitat or how it makes its living
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| competition | the struggle between organisims to survive as they attemt to use the same limited resource
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| predation | an interaction in witch one organisim kills another for food
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| predator | the organism that does the killing
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| prey | the organism that is killed
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| symbiosis | a close relationship between two species that benifits at least one of the species
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| mutualisim | a relationship in witch both species benifit
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| commensalisim | a relationship in witch one species benefits and the other in neither helped or harmed
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| parasitisim | involves one organisim living on or inside of another organism
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| parasite | the organism that benifits
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| host | the organisim that the parasite lives on
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
nkellogg
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