Vocabulary Review Ch 1 Environment book
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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| ecosystem | all the living and nonliving things that interact and in a particular area
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| habitat | the place where an organism lives and that provides the things the organism needs
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| biotic factors | the living parts of an ecosystem
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| abiotic factors | the nonliving parts of an ecosystem
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| population | all the members of one species in a particular area
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| community | all the different populations that live together in an area
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| unit of organization in an ecosystem | organism, populaton, community, ecosystem
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| ecology | the study of how living things interact with each other and with their environment
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| population density | the number of individuals divided by the unit area
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| direct observation | counting the population one by one
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| indirect observation | counting the tracks, nests, or other signs of the population, then estimating the number of organisms
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| mark and recapture | capture an animal, mark it, release it, recapture and count
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| birth rate | the number of births in a population over a period of time
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| death rate | the number of deaths in a population over a period of time.
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| immigration | moving into a population
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| emmigration | leaving a population
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| limiting factors | an environmental factor the prevents a population from increasing
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| carrying capacity | the largest population that an evironment can support
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| adaptations | the behaviors and physical characteristics of species that allow them to live successfully in their environment
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| niche | an organism's particular role, or how it makes it living
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| competition | the struggle between organisms to survive in a habitat with limited resources
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| predation | an interaction in which one organism kills and eats another
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| predator | the organism that kills another for food
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| prey | an organism that is killed and eaten by a predator
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| symbiosis | a close relationship between two species that benefits at least one of the species
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| mutualism | a relationship is which both species benefit
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| commensalism | a relationship in which one species benefits and the other species is neither helped nor harmed
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| parasitism | a relationship in which one organism lives on or inside another organism and harming it
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| parasite | the organism that benefits in a parasitic relationship
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| host | the organism a parasite lives in or on
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| estimate | the approximation of a number
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| photosynthesis | the process of using water, sunlight, and carbon dioxide to make food
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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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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:
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