Question

1)State three common features of respiratory organs in animals ?
2)Name the site of exchange of gazes in human respiratory system ?​

Answer 1

Answer:

All the respiratory organs have large surface area to transport/exchange enough oxygen.

All the respiratory organs have thin walls for easy diffusion and exchange of respiratory gases.

All the respiratory organs such as skin, gills and lungs, have a rich blood supply for transporting respiratory gases.

Answer 2

Answer:All the respiratory organs have large surface area to transport/exchange enough oxygen.

All the respiratory organs have thin walls for easy diffusion and exchange of respiratory gases.

All the respiratory organs such as skin, gills and lungs, have a rich blood supply for transporting respiratory gases.

Explanation: