Which gas present in air is essential for aerobic respiration? What is the role of oxygen during respiration?

Aerobic respiration is the type of respiration which occur in the presence of oxygen.

Oxygen is a very essential part of the aerobic respiration.

ROLE OF OXYGEN:-

Oxygen is used for the breakdown of glucose which is present in the food we eat. The glucose is broken down into carbon dioxide and water. This process is known as respiration and as it is carried out in the presence of oxygen it is known as aerobic respiration.