Question

Which of the following is respiratory organ of scorpion?

• A. Gills
• B. Lungs
• C. Ctenidia
• D. Book lungs

Answer 1

Answer: (D)

The respiratory organ of scorpion is book lung. It consists of 4 pairs of cuticular pulmonary sacs. Books lungs are formed by invagination of cuticle at the bases of rudimentary appendages.