Nitrogen fixation is
A) performed only by plants.
B) the oxidation of nitrogen gas.
C) catalyzed by the enzyme nitrogenase.
D) a single-step chemical reaction.
E) possible because N2 is a highly reactive substance.
Correct Answer:
Verified
Q2: Nitrification is
A) performed only by plants.
B) the
Q3: Which of the following is an early
Q4: Hydrogen in hydrocarbons enters living systems from
A)
Q5: Which of the following is a micronutrient
Q8: _ are available to the plant in
Q9: Which of the following is a parasite?
A)
Q10: A photoautotroph acquires its carbon from
A) the
Q11: Which four elements are found in highest
Q11: Which of the following is not true
Q12: Macronutrients
A) are so called because they are
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