Which of the following best describes the role of biological activity influencing soil development?
A) The largest contribution organisms make to soil development is through fertilization via their waste products.
B) Given the amount of time it takes soil to form, the contribution organisms make to soil development is through decomposition, alone, adding needed organic matter to soils.
C) Since soil is primarily inorganic matter, the role that organisms play in soil formation and development is obvious only on the surface and top layer of soil.
D) While burrowing animals churn soil, the role of other organisms in soil formation and development is mostly muted.
E) All organisms living in, on, and over the soil may influence the development and characteristics of soil.
E
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When cities dumped sewage into natural waterways with limited capacity for dilution,
A) oxygen levels were severely lowered and most aquatic life died. B) the extra organic matter fertilized the region, which quickly filled in with new plants. C) the extra organic matter created fertile areas that attracted wildlife including migratory birds. D) bacterial growth greatly increased and the sewage was safely recycled into soil.
In which countries will the most people be affected by a ??-m rise in sea
level? What will be an ideal response?
The United States' lack of knowledge regarding the culture, tribal allegiances, and other social complexities have been one of our greatest challenges with our involvement in Afghanistan
Indicate whether the statement is true or false
cP air is cold and humid
Indicate whether the statement is true or false