Define
- Pulmonary Respiration
- Branchial Respiration
- Tracheal Respiration
- Cutaneous Respiration
- Pulmonary respiration is the respiration through lungs. For example: Humans, etc.
- Branchial respiration is the type of respiration which occurs through gills. For example -respiration in fishes.
- Tracheal respiration is the type of respiration which occurs through gills trachea. Example - insects
- Cutaneous respiration means diffusion of gases through the skin. This type of respiration occurs in insects which have no respiratory organs.