Question

mention three ways by which we conclude that lungs are designed ti maximum area for exchange of gases.
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Answer 1

Answer:

As we all know that alveoli is a structural unit of respiration. It is balloon like shaped. Lungs are situated in the thoracic cavity of the chest. They are soft and spony and elastic organ enclosed in a thin membranous sac called pleura. It is divided into a smaller structure called bronchioles. This help the lungs to maximise area for exchange of gases....

Explanation:

I guess this answer is satisfied to uhh.... Itz not copied by google....