FORESTRY
SOIL SCIENCE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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A substance is composed of organic material such as dead plants. To which category does the substance belong?
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magma
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mineral
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ore
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soil
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Explanation:
Detailed explanation-1: -Soil is composed of both biotic-living and once-living things, like plants and insects-and abiotic materials-nonliving factors, like minerals, water, and air. Soil contains air, water, and minerals as well as plant and animal matter, both living and dead.
Detailed explanation-2: -The four components of soil include: mineral matter 45%, organic matter 5%, air 25%, and water 25%. Therefore, soil is 50% solid and 50% pore space.
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