Which of the Following Is Not an Example of "Fixing

question 56

Multiple Choice

Which of the following is not an example of "fixing" nitrogen?

• A)Scientists combine dinitrogen and hydrogen gases to form ammonia.
• B)Bacteria convert dinitrogen from the atmosphere into ammonium ion and nitrate ion containing compounds.
• C)Denitrifying bacteria decompose organic compounds into dinitrogen gas.
• D)When magnesium combusts in air,some magnesium also reacts with dinitrogen to produce magnesium nitride.
• E)Lightning strikes in the atmosphere produce nitrogen monoxide from dinitrogen and dioxygen gases.

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