Free living amebas are common soil predators that feed on bacteria, algae, rotifers, and so on. However, some species may harbor bacterial pathogens such as ________, which contaminates water supplies and air ducts.
A) Encephalitozoon intestinalis
B) Toxoplasma gondii
C) Leishmania major
D) Legionella pneumophila
E) Giardia lamblia

Question

Quizplus · Accepted Answer

Legionella pneumophila is a bacterial pathogen that can be carried by free living amebas and is known to contaminate water supplies and air ducts, causing Legionnaires' disease. Other options such as Encephalitozoon intestinalis, Toxoplasma gondii, Leishmania major, and Giardia lamblia are not typically associated with free living amebas.

Free Living Amebas Are Common Soil Predators That Feed on Bacteria