Q. Lungs are the primary organs of ____:
Answer: Respiration
Notes: The lungs are the primary organs of respiration in humans and many other animals including a few fish and some snails. Their function in the respiratory system is to extract oxygen from the atmosphere and transfer it into the bloodstream, and to release carbon dioxide from the bloodstream into the atmosphere, in a process of gas exchange.

This question is part of 40000+ General Studies MCQ Series Course on GKToday Android app. Question Number: 12 in 33. Human Body - Respiratory System in above course in App.