Breath Of Life: Air

Breathing

We breathe in fresh air in the morning walk is it pure as well ?

Breathing is the process that moves air in (inhaling) and out (exhaling) of the lungs. Breath is life as breathing provides 99% of energy to our bodies. (a) What happen when we inhale? (b) Why a person with pulmonary disease has difficulty in breathing? What message does it convey? (c ) What is done to make a newborn have his first breath?

(a) What is termed as 'breath of life' ? (b) What is atmosphere ? List its four main concentric layers. ( c) Give three important aspects of atmospere.

Why is air called breath of lige? Enumerate functions of air or atmosphere.

Breathing is the process of intake of oxygen-rich air and giving out carbon dioxide-rich air. The process of taking-in oxygen-rich air is known as

When we breathe in air, nitrogen also goes inside along with oxygen. What is the fate of this nitrogen?