Blank Is The Major Organ For Blank It Is Responsible For Blank And O…

blank is the major organ for blank it is responsible for blank and oxygen and exhaling carbon dioxide as a waste product of the body it supplies our body and the needed black to keep us alive​

Answer:

The lungs and respiratory system allow us to breathe. They bring oxygen into our bodies (called inspiration, or inhalation) and send carbon dioxide out (called expiration, or exhalation). This exchange of oxygen and carbon dioxide is called respiration