

Carbon Cycle Review
Presentation
•
Science
•
8th Grade
•
Practice Problem
•
Medium
+3
Standards-aligned
Carson Lovitt
Used 4+ times
FREE Resource
16 Slides • 11 Questions
1
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3
Multiple Choice
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5
Multiple Choice
Look at the picture of the glucose molecule. What property of carbon does this structure illustrate?
Carbon can form bonds with several other elements.
A carbon atom can bond with up to FIVE other atoms.
Carbon atoms can bond ONLY with oxygen.
Carbon can form bonds ONLY with hydrogen.
Carbon atoms can form rings of hexagons ONLY.
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10
Multiple Choice
Which of the following explains the role of plants in the carbon cycle?
Plants transfer carbon dioxide in the atmosphere to carbohydrates in the biosphere.
Plants transport carbon dioxide in the atmosphere to groundwater.
Plants transfer oxygen and carbohydrates in the biosphere to carbon dioxide in the atmosphere.
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13
Multiple Choice
What happens to the carbon in plants when they are eaten by animals?
It is immediately released into the atmosphere as carbon dioxide
It is transformed into energy and some of it becomes part of the animal's body
It is stored indefinitely within the animal's body
It is converted into oxygen through the process of digestion
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Multiple Choice
What happens to carbon in plants when they die and decompose?
It is released as oxygen.
It is stored in the soil indefinitely.
It is released as carbon dioxide by decomposers.
It is converted into nitrogen.
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Multiple Choice
1?
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Multiple Choice
What happens to the carbon from dead stuff?
It is broken down by decomposers
It becomes fossil fuels
It is released into the atmosphere
It is absorbed by living plants
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Multiple Choice
The diagram shows the carbon cycle. If many trees are removed from a forest by logging, what is the most immediate effect on the carbon cycle in that forest?
increase in the rates of decomposition
increase in the rates of atmospheric carbon dioxide
decreased combusion of fossil fuel
increase production of organic compounds
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Multiple Choice
What is the significance of the carbon cycle in relation to the movement of carbon atoms?
It helps in the formation of new organisms.
It allows carbon atoms to be recycled for millennia.
It prevents carbon from entering the atmosphere.
It is a process that only occurs in plants.
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Multiple Choice
What is the effect of burning fossil fuels on the atmosphere?
It increases oxygen levels
It puts carbon dioxide back into the atmosphere
It decreases global temperatures
It has no effect on the atmosphere
27
Poll
How confident do you feel about this topic now?
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