Holozoic nutrition is a type of nutrition in which an organism ingest liquid or solid organic material, digest it, absorb it and assimilate it to utilise its useful parts. eg:- human beings.
Saprophytic nutrition is a type of nutrition in which animals feed on dead and decaying matter. eg:- moulds, mushroom etc.
Parasitic nutrition is that in which organism lives within the body of another organism (host) and derive nutrition from it.eg:- leech, flat worm etc.