Multiple choice

Which among the following is not an excretory organ?

  1. Skin

  2. Lungs

  3. Kidneys

  4. Gall bladder

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

The gallbladder is a small pear-shaped organ that stores and concentrates bile. The gallbladder is connected to the liver by the hepatic duct. It is approximately 3 to 4 inches (7.6 to 10.2 cm) long and about 1 inch (2.5 cm) wide. It is not an excretory organ.