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Questions and Answers
What are the four great Earth domains that soil is at the confluence of?
What are the four great Earth domains that soil is at the confluence of?
What percentage of soil consists of dead organic matter?
What percentage of soil consists of dead organic matter?
What is the basis of life's structure and energy storage according to the text?
What is the basis of life's structure and energy storage according to the text?
What process converts the sun's energy into sugar?
What process converts the sun's energy into sugar?
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Which term is used in soil ecology to describe molecules that do not contain carbon or are very simple?
Which term is used in soil ecology to describe molecules that do not contain carbon or are very simple?
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What are the two gaseous forms mentioned that carbon exists in?
What are the two gaseous forms mentioned that carbon exists in?
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What process do microbes carry out on dead plant matter in soil?
What process do microbes carry out on dead plant matter in soil?
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How long ago did glaciers retreat from Illinois, allowing soil development?
How long ago did glaciers retreat from Illinois, allowing soil development?
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What is the approximate rate at which soil tends to build up each year?
What is the approximate rate at which soil tends to build up each year?
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What comprises about half of the volume of soil?
What comprises about half of the volume of soil?
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What initially colonized the land before the evolution of complex soil ecologies?
What initially colonized the land before the evolution of complex soil ecologies?
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What is the term used for the accumulated residue of long-dead plants found in soil?
What is the term used for the accumulated residue of long-dead plants found in soil?
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