Question

"Respiration is a vital function of the body".justify this statement.

Answer 1

All organisms perform many activities such as growth, reproduction, movement, etc. to perform all these activities of the body we need energy and this energy comes from food we eat after digestion the food is brought to the cell where is broken into carbon dioxide and water to release energy and this process is called respiration all the organisms respire to get energy so respiration is a vital function of body

Answer 2

The respiratory system brings oxygen into the body by breathing. This oxygen is then used for cell respiration which keeps us alive. The respiratory system also sends carbon dioxide out of our bodies, which is good because you don't want a build up of that.