The rspiratory organs are book lungs in

Book lungs are the respiratory organs found in

Book lungs are the respiratory organs found in

Book lungs are the respiratory organs found in

Book lungs are the respiratory organs found in

Book-lungs are respiratory organs which are found in

The respiratory organ of fish is lung.

State the three common features of all the respiratory organs like skin, gills and lungs.

Respiratory organs like gills, book gills, book lungs or tracheal system are found in phylum

Respiratory organs like gills, book gills, book lungs or tracheal system are found in phylum (a) Arthropoda (b) Aschelminthes (c) Mollusca (d) Chordata