Question

what is means of breathing​

Answer 1

Answer:

The process of taking air into and expelling it from the lungs.

Answer 2

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Breathing :

$\longmapsto$ The process of taking oxygen and giving out carbon dioxide is called as breathing.

More information :

• Breathing is a physical change that involves the exchange of oxygen and carbon dioxide.

• No energy is released.

• Breathing occurs outside cells.

• The process of taking in air is called inhalation and giving out of air is called exhalation.

• One breath constitutes one inhalation and one exhalation.

• Faster breathing makes more oxygen available to the body cells.

• The oxygen requirement of the body can vary from activity to activity. For example, the breathing rate may go up to 25 times per minute during exercise or while running.