kidneys remove the waste.
Lysosomes are organelles that contain digestive enzymes, (they digest worn out food, bacteria, organelles, among others).
A more simpler way:
Their function is to remove the waist, a very similar thing is our intestines!
HOPE THIS HELPED!
When parasites are found in food, the food has been exposed to
undercooked fish, crabs, and mollusks.
undercooked meat; raw aquatic plants such as watercress.
raw vegetables that have been contaminated by human or animal feces