NEET BIOLOGY

Detailed explanation-1: -Respiration is essential for survival of living organisms. It releases energy from the food. The oxygen we inhale is used to breakdown glucose into carbon dioxide and water. Energy is released in the process.

Detailed explanation-2: -Humans get the oxygen they need by breathing through their nose and mouth into their lungs. Oxygen gives our cells the ability to break down food in order to get the energy we need to survive. Although other animals may use different organs to breathe with, they all get oxygen into their bodies through respiration.

Detailed explanation-3: -Respiration is the process in which the cells of an organism obtain energy by combining oxygen and glucose, resulting in the release of carbon dioxide, water, and ATP (energy).

Detailed explanation-4: -The respiratory system provides oxygen for the metabolism in the tissues, It removes carbon dioxide and the waste product of metabolism. The respiratory system facilitates the sense of smell, it produces speech, it maintains acid-base balance, It maintains body water levels, and it maintains heat balance.