Question

what happened to the Oxygen gas taken up by all living organisms​

Answer 1

Answer:

When oxygen is inhaled into the body of living organism ,it passes through the air sacs in the lungs . … The oxygen is then transported to various respiring cells .

Answer 2

Answer:

When oxygen is inhaled into the body of living organism ,it passes through the air sacs in the lungs . … The oxygen is then transported to various respiring cells . During the process of respiration the oxygen is used to break down food particles to produce energy in form of ATP.