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Nitrogen Quizzes & Trivia

Nitrogen (N) is one of the building blocks of life: it is essential for all plants and animals to survive. It is found in all living systems as part of the composition of biological compounds. Nitrogen makes up around 78% of the air you breathe. Fascinating, right? So, what do you know about nitrogen? Here are a few sample questions for you to see how much you know about this subject: What is reactive nitrogen? What is virtual nitrogen? What can you do to reduce nitrogen pollution? How do organisms use nitrogen? How animals can get their “organic nitrogen compounds”? Take this challenge and show us how much you know about nitrogen. Our special quizzes await you.
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Do you know anything about nitrogen fixation? It is a procedure by which molecular nitrogen in the air is converted into ammonia or related nitrogenous soil compounds. Nitrogen fixation is crucial to life because fixed inorganic...

Questions: 15  |  Attempts: 172   |  Last updated: Dec 21, 2020
  • Sample Question
    N and P are nutrients substances required by the microorganism to survive. N is a limiting factor and depletion due to?

Nitrogen balance is defined as the difference between Nitrogen input and Nitrogen Output. An ideal balance is required at all times so as to ensure support of life. Take up the quiz and see how well you understand the subject.

Questions: 5  |  Attempts: 67   |  Last updated: Apr 9, 2018
  • Sample Question
    What are the three states of Nitrogen Balance?

Nitrogen is one of the important gases found in the body. The nitrogen balance is calculated by subtracting nitrogen loss from nitrogen gain. A positive balance is better that a negative balance. How ready are you for the...

Questions: 8  |  Attempts: 132   |  Last updated: Jul 16, 2018
  • Sample Question
    What area of the body produces the essential amino acids?

In Chemistry, an oxide is a chemical compound, which contains at least one Oxygen element in it. A combination of Nitrogen and Oxygen elements form Nitrogen Oxides, which we look more into in the quiz below. All the best.

Questions: 7  |  Attempts: 46   |  Last updated: Apr 9, 2018
  • Sample Question
    U.S. Environmental Protection Agency has failed to limit the amount of NOx air pollution allowed in these areas as required by the


Questions: 6  |  Attempts: 513   |  Last updated: Jan 21, 2013
  • Sample Question
    What are four processes involved in the nitrogen cycle?
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