Breathing is a process that
(i) provides O2 to the body.
(ii) breaks down food to release energy.
(iii) helps the body to get rid of CO2.
(iv) produces water in the cells.
Which of the following gives the correct combination of functions of breathing?
Breathing is a process that (i) Provides oxygen to the body. (ii) Breaks down food to release energy. (iii) Helps the body to get rid of carbon dioxide. (iv) provides nitrogen to the body Which of the following correctly defines the functions of breathing?