Question

Outside mammals, diaphragm is also present in_____________.

• A. Crocodiles
• B. Birds
• C. Fishes
• D. Toads

Answer 1

The correct option is A Crocodiles

• Mammals are characterized by a well-developed diaphragm that separates the thoracic chamber from the abdominal cavity.
• The diaphragm plays an important role in breathing in mammals.
• Crocodiles also have a well-developed diaphragm. The lung cavity of the crocodile is separated from the rest of the body cavity by a muscular diaphragm.
• Hence, option 'A' is correct.