The excretory system removes liquid waste from the body. More complex animals like reptiles and humans use two kidneys to filter waste from the blood, storing the liquid waste in the bladder until it leaves the body. The liver also helps remove waste by filtering the blood and converting waste into urea.

1. Excretory System By: Ashley and Makenzey

2. Excretory System Simple animals have simple systems. More complex animals,such as reptiles and humans,have two waste removal called kidneys. The liquid wastes is stored in the blatter,and then leaves the body.

3. What does an Excretory System do? An Excretory System is the organ system that removes liquid wastes.

4. What does an Excretory System do? Liquid wastes, created when cells break down chemicals, are removed by the excretory system

5. What does an Excretory System do? They filter wastes from blood

6. What does an Excretory System do? Excretion is the process of removing waste products from the body.

7. What does an excretory system do? The liver filters wastes from the blood and converts them into urea.