Many of the protozoansare parasites and are sicknessinflicting pathogens.
Malaria - It is a mosquito-borne infectious ailment that impactshuman beings and different animals. Malaria is caused by a single-celled parasite of the genus plasmodium.
Amoebic dysentery - It is due to a protozoan parasite of the human huge intestine, Entamoeba histolytica.
Sleeping sickness - It is a tropical ailmentresulting fromparasitic protozoans (trypanosomes) which can be transmitted by the bite of the tsetse fly