What mineral particles are the dominant coloring agents in reddish, brownish, and yellowish soils?
A) dust- sized grains of iron oxides
B) humus and calcium carbonate
C) soluble potassium and sodium bicarbonates
D) very fine- sized, silica and calcite particles
Correct Answer:
Verified
Q10: Which one of the following statements concerning
Q11: Which of the following statements concerning oxisol
Q12: Which one of the following statements best
Q13: What two factors speed up rates of
Q14: Which of the following best describes the
Q16: From the land surface downward to the
Q17: What portion of an angular, fracture- bounded
Q18: Frost wedging is the major weathering process
Q19: Oxisol soils form under what climatic conditions?
A)cool
Q20: Which of the following statements concerning humus
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