_______ are organs which remove waste carbon dioxide from the body. what one word completes the sentence? June 28, 2026 • 1 min read TwitterFacebookWhatsAppLinkedInTelegramCopy Link The missing word is: lungs. Written by Karthigeyan "Reading furnishes the mind only with materials of knowledge; it is thinking that makes what we read ours." — This philosophy guides my writing and exploration of ideas.