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Which of these is a waste material that is removed from the human body by the respiratory system?

carbon dioxide





water





oxygen





sodium chloride

User Moeed
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2 Answers

3 votes
carbon dioxide

Carbon dioxide makes up most of the air that we breathe out through our respiratory system.
User Calum Halpin
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4 votes
Carbon dioxide Is A Waste Material That Is Removed From The Human Body.

User Tano
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