Multiple choice general knowledge

If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.

  1. True

  2. False
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

In a sealed room, CO2 poisoning occurs before oxygen deprivation because we exhale CO2 (about 4% of each breath). CO2 builds up to toxic levels while there's still oxygen remaining. The key mechanism is CO2 toxicity, not lack of O2.

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