eye diseases caused by protozoa
List of Diseases Caused by Bacteria & Protozoa. Infectious diseases are caused by small microbes invisible to the eye. The microbes include bacteria, protozoans, fungi, yeast and virus. Of them bacteria and protozoans are the most common disease causing agents.Bacteria cause disease both in plants and animals.ist of Diseases Caused by Bacteria & Protozoa. Infectious diseases are caused by small microbes invisible to the eye. The microbes include bacteria, protozoans, fungi, yeast and virus. Of them bacteria and protozoans are the most common disease causing agents.