The industrial fixation of nitrogen to produce nitrogen fertilizers has drastically increased food supply primarily because
A) plants need nitrogen.
B) plants fix nitrogen slowly.
C) the availability of fixed nitrogen is often a limiting factor in plant growth.
D) nitrogen in the atmosphere has decreased over the past two centuries.
Correct Answer:
Verified
Q3: In order for nitrogen to be used
Q4: Volcanoes release large amounts of the pollutant
Q5: Which of the following is a form
Q6: The second most abundant component of dry
Q7: With respect to reactivity at normal temperatures,nitrogen
Q9: Which of the following statements is true
Q10: Which of the following statements is NOT
Q11: With respect to reactivity,oxygen is best classified
Q12: The most abundant component of dry air
Q13: Commercial airplanes fly in the
A)biosphere.
B)stratosphere.
C)troposphere.
D)ionosphere.
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