Multiple choice

Book lung is a respiratory organ that is composed of many fine lamellae that are situated in the abdomen. It has openings on the underside. It is found in which of the following organisms?

  1. Crocodile

  2. Mite

  3. Crab

  4. Scorpion

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Book lungs are found in scorpions. They are primitive lungs that are composed of many fine lamellae.