Answer the following:

What are parasites? Give two examples.

Parasites are plants or animals that live on or in the other organisms and get food from them. The organism on which a parasite is associated is called host. The parasite may be ectoparasite, if it lives outside the body such as lice, leech or parasite may be endoparasite, if it lives inside the body such as tapeworm, roundworm.