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Home Q & A Board Science-Related Homework Help Geography and Earth Sciences
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oiratno oiratno
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7 years ago
The concentration of carbon dioxide in the soil is __________ that of the atmosphere because __________. 
A)  greater than; roots and organisms respire 
B)  greater than; carbon dioxide seeps out of the underlying regolith 
C)  less than; plants use carbon dioxide for photosynthesis 
D)  less than; virtually all the carbon dioxide in the soil combines with water to form carbonic acid
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Geosystems: An Introduction to Physical Geography

Geosystems: An Introduction to Physical Geography


Edition: 7th
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Geosystems: An Introduction to Physical Geography, 7th Edition (Christopherson)
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qvcqvc
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oiratno Author
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7 years ago
This helped my grade so much Perfect
Ifekwunigwe
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Brilliant ツ
nsak
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2 hours ago
Correct Slight Smile TY
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