7228555
Description
Question 1
Question
Soil scientists from which country first conceived the idea that soils were natural bodies?
Answer
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United States
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Belgium
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Russia
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France
Question 2
Question
In which of the following epipedons is the organic matter typically the lowest?
Answer
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Umbric
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Mollic
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Histic
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Melanic
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Ochric
Question 3
Question
Which soil moisture regime has the highest soil moisture levels?
Answer
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Aquic
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Udic
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Ustic
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Xeric
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Aridic
Question 4
Question
Which of the following subsurface diagnostic horizons would you expect to find in a highly weathered soil of the humid tropics?
Answer
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Natric
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Spodic
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Cambic
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Salic
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Oxic
Question 5
Question
Which of the following diagnostic horizons would likely NOT restrict root growth in soils?
Answer
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petrocalcic
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salic
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placic
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albic
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fragipan
Question 6
Question
Which of the following temperature regimes would provide the warmest and least variable soil temperatures?
Answer
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thermic
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hyperthermic
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isothermic
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isohyperthermic
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mesic
Question 7
Question
Which of the following categories of Soil Taxonomy provides the greatest specificity of soil properties?
Answer
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Series
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Great Group
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Family
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Suborder
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Order
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