Through what process do ALL living things add carbon to the atmosphere; eating plants, or decay?
Decay
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20
A large number of trees in the rainforest are cut down. What effect could this have on the carbon dioxide-oxygen cycle if the removal of so many plants and trees continues; carbon dioxide will increase or water vapor will increase?
Carbon dioxide will increase
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25
What process is happening when carbon dioxide is moved from the atmosphere to plants?
Photosynthesis
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25
What are the products of cellular respiration?
Carbon dioxide, water, and ATP energy
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25
The energy that animals need for their life functions is released when their cells...; break down carbon-based molecules, or, absorb water from the environment?
break down carbon-based molecules
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20
What do animals breathe out that plants absorb?
Carbon dioxide
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25
Which process is happening when carbon dioxide is moved from animals to the atmosphere?
Respiration
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25
What would happen to animals in an area if all the plants were removed? Why?
Animals would perish because the amount of oxygen would decrease
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20
What is the movement of carbon dioxide and oxygen on Earth by the processes of respiration and photosynthesis?
The carbon dioxide-oxygen cycle
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15
A large number of plants and trees were destroyed by a forest fire. What will happen in the area; oxygen will increase or decrease??
The amount of oxygen produced will decrease
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25
When running, a person takes deep breaths in order to get which gas from the air?
Oxygen
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20
What gas do animals add to the atmosphere when they breathe?
Carbon dioxide
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15
What gas is produced by animals during respiration that plants use for photosynthesis?