Which of the following is among the most mature soils on Earth?
A) Andisols
B) Oxisols
C) Entisols
D) Inceptisols
Correct Answer:
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Q37: The practice of leaving crop residue on
Q38: Acidic soils
A)are exceptionally rare.
B)are high in calcium,magnesium,potassium,and
Q39: Which of the following is CORRECT regarding
Q40: Between 1982 and 2007,soil erosion on U.S.cropland
A)increased
Q41: The pedogenic process that produces an illuviated
Q43: Laterization is likely to occur
A)in the tropics.
B)in
Q44: Salinization is likely to occur
A)in humid climate
Q46: The pedogenic process that concentrates salts in
Q47: Oxisols have a_ cation-exchange and,therefore,_fertility.
A)high; low
B)high; high
C)low;
Q82: Soil science is an interdisciplinary study, drawing
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