What is parasitic nutrition ? Write briefly about it

What is parasitic nutrition ? Write briefly about it.
A. Parasitic nutrition is that nutrition in which an organism derives its food from the body of another living organism without killing it.
2) The organism which obtains the food is called a parasite and the organism from whose body food is obtained is called the host.
3) A parasite usually harms the host.
4) The host may be a plant or an animal.
5) Parasitic mode of nutrition is seen in several fungi, bacteria, a few plants like cuscuta and animals like plasmodium.