State the importance of the following features in gaseous exchange; (i) The presence of cartilage in trachea and bronchi. (ii) Alveoli, gill filaments and tracheoles being...

      

State the importance of the following features in gaseous exchange;
(i) The presence of cartilage in trachea and bronchi.
(ii) Alveoli, gill filaments and tracheoles being numerous in the respective organisms where they occur.

  

Answers


sharon
(i) - Ensure that it does not collapse during breathing ;
(ii) - To increase the surface area over which diffusion occurs.
sharon kalunda answered the question on May 24, 2019 at 09:39


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