Chapter 2 Vocabulary
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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photosynthesis | a series of chemical reactions that convert light energy , water and carbon dioxide into the food-energy molecule glucose and give off oxygen
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cellular respiration | a series of chemical reactions that convert the energy in food molecules into a usable form of energy called ATP.
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Adenosine Triphosphate (ATP) | molecule found in all living organisms that is the main immediate source of usable energy for the activities of the cells.
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evaporation | process during which liquid water changes into a has called water vapor.
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condensation | process during which water vapor changes into liquid water.
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precipitation | water that falls from clouds to Earth's surface.
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nitrogen fixation | process that changes atmospheric nitrogen into nitrogen compounds that are usable by living things .
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chemosynthesis | process during which producers use chemical energy in matter rather than light energy and make food
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food chain | model that shows how energy flows in an ecosystem through feeding relationships
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food web | shows how food chains in a community are interconnected.
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energy pyramid | shows the amount of energy available in each step of a food chain.
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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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