Answer: Parasite.
Step-by-step explanation: Tapeworm are the intestinal parasite that looks like measurement tape. It lives inside the body of the host cell.
Tapeworms cannot survive by its own. it survives within the gut of the animals or human beings.
It gets inside the body of human being mainly via uncooked food, and starts growing in the gut of human beings. They get nutrition from the food that we eat.