Multiple choice general knowledge science & technology Which is of the following is the longest section of the digestive tube? small intestine stomach large intestine oesophagus(food pipe) Reveal answer Fill a bubble to check yourself A Correct answer Explanation The small intestine is the longest section of the digestive tube, typically 6-7 meters in adults. It includes duodenum, jejunum, and ileum. The stomach is a J-shaped organ, large intestine is about 1.5 meters, and esophagus is approximately 25cm.