In addition to hydrogen, carbon and oxygen, the elements required in the greatest amount by most living things are:
A) Potassium, nitrogen, and sulfur
B) Sulfur, potassium, and calcium
C) Calcium, magnesium, and iron
D) Iron, sodium, and chlorine
E) Nitrogen, phosphorus, and potassium
Correct Answer:
Verified
Q2: The large carbon mass of plants and
Q3: Finely ground organic material in the soil
Q4: Clay soils have a large cation exchange
Q5: From top to bottom the soil horizons
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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