From top to bottom the soil horizons in typical soil are:
A) B,O,A,C
B) C,A,B,O
C) O,A,B,C
D) A,B,C,D
E) D,C,A,O
Correct Answer:
Verified
Q1: In addition to hydrogen, carbon and oxygen,
Q2: The large carbon mass of plants and
Q3: Finely ground organic material in the soil
Q4: Clay soils have a large cation exchange
Q6: To be useful to plants soil nitrogen
Q7: Cyanobacteria accomplish nitrogen fixation in special thick
Q8: Which of the following is not a
Q9: Carnivory in plants is thought to be
Q10: How many amino acids exist in the
Q11: The most common nutrients in soil are?
A)
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