- the amoeba is unicelular. - its kingdom is protist, and the phylum is protozoa. -the amoeba lives in water based habbitats. -the most important structure on it is the pseudopods. -the purpose of the amoeba is to help, eat, and move. - they reproduce by using binary fission. - they eat algea, bacteria, other protozoa, and particles of dead animal and plant matter. - it excretes waste , co2, and takes in o2.