Question

Define breathing. State the differences between breathing and respiration.

Answer 1

1. Breathing is a physical mechanism in which an organism takes air rich in oxygen from its surrounding and removes air rich in carbon dioxide.
   
2. Respiration is the process of breaking down carbohydrate in the presence of oxygen to produce carbon dioxide.
   

Breathing	Respiration
It is a physical process.	It is a biochemical process.
It involves exchange of gases.	It involves exchange of gases along with the oxidation of food.
It involves the lungs, where the exchange of gases takes place.	Along with the lungs, it involves the mitochondria of the cells, where oxidation of food takes place.