Biology CH32 Solving Ecological Problems
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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| acid | liquids that have pH values lower than 7
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| acid rain | rain that has a pH between 1 and 5.5
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| base | liquids that have pH values greater than 7
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| biodegradable | something that can be broken down by microbes into harmless chemicals and used by other living things
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| endangered | a species of living thing that is in danger of becoming extinct
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| erosion | the wearing away of soil by wind and water
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| fossil fuel | the remains of organisms that lived millions of years ago
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| greenhouse effect | the trapping of heat near Earth’s surface by a layer of carbon dioxide
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| natural resource | any part of the environment used by humans
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| ozone | a molecule made up of three oxygen atoms that forms a layer high above Earth’s surface
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| pesticide | chemicals used to kill unwanted pests
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| pollution | anything that makes the surroundings unhealthy or unclean
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| radon | a gas found in the ground that gives off radiation
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| recycling | the reusing of resources
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| sediment | material that settles on the bottom of a body of water
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| smog | a combination of smoke and fog
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| threatened | a species of living thing that is close to being endangered
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| toxic | poisonous
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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:
djhockett5
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