• L4.3 – Respiration and Circulation: 6th Grade Science A.
     Help
  • What is the main function of the respiratory system?
    Brings oxygen into the body and removes carbon dioxide
  • What gas do you breathe in?
    Oxygen
  • What gas do you breathe out?
    Carbon dioxide
  • Unlock this slideshow and over 4 million more with Baamboozle+
    Try slideshows
  • Your experience on this site will be improved by allowing cookies.