Oxygen Quizzes

Without this element we really would not be able to function. Oxygen is so important humanity and that’s an understatement. If you consider yourself an expert on facts when it comes to our air then let us see it with our online quiz.

Inhale questions like: “Who is Joseph Priestley and why is he important to oxygen?”, “What can elemental oxygen be used to produce?”, “What is hyperoxia?”, “What is oxygen therapy?”, and “Is oxygen the most abundant element by mass in the Earth’s crust?”. Please don’t waste your time holding your breath with this one. Exhale out and breathe in the comfort of taking our quiz. Not only will you feel better but your lungs will be thanking you as well.

Sample Questions


  • You want to hear a hissing sound when you open the valve on the top of the tank.
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  • How many MAC's in total were awarded contracts by Medicare?

  • the PBE provides the crew with __________________ oxygen for respiratory and visual protection against the effects of smoke and other harmful gases.
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  • Which is not a Medicare MAC's responsibility?

  • The "O" ring on the regulator is to maintain a seal.
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  • This system provides only _______________________________ oxygen to passengers and flight attendants.
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  • What is a Medicare MAC?

  • You should only check the tank once a month.
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  • This system provides supplemental oxygen stored in a _______________ cylinder and also provides protection to the flight crew in event of smoke and other harmful gases.
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