Chapter 20 and 21
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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| community | all the populations of different species living in the same area at the same time
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| population | all the organisms of the same species that live in the same area at the same time
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| endangered species | population that is at risk of extinction
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| extinct species | population that has died out
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| threatened species | population at risk but is not yet endangered
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| consumer | organism that gets energy by eating other organisms
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| habitat | place within an ecosystem where an organism lives
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| niche | what a species does in its habitat to survive
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| predator | organism that survives by hunting
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| producer | organism that gets energy from making its own food
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| food chain | model showing how energy flows in an ecosystem
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| food web | model of energy transfer showing how the food chains a community are interconnected
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| abiotic factor | nonliving thing in an ecosystem
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| biotic factor | living thing in an ecosystem
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| ecosystem | living and nonliving things in a given area
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| detrivores | consumers that feed on dead organisms
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| decomposers | recycle nutrients back to the soil through the ecosystem and carbon dioxide that enters the atmosphere
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| carnivores | eat other animals (consumers)
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| herbivores | feed only on plants (producers)
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| omnivores | feed on producers and consumers
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| autotrophs | organisms capable of making their own food (plant and bacteria)
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| heterotrophs | rely on autotrophs (producers) and consumers for food
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| invasive species | species that causes trouble or threatens the biodiversity of an ecosystem
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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.
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.
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:
Christie Williams
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