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1. |
A 4 years old child presents with acute watery diarrhoea and abdominal cramps. Stool microscopy reveals trophozoites with falling leaf motility. The etiological agent is - |
A. | Entamoeba histolytica |
B. | Giardia lamblia |
C. | Trichomonas tenax |
D. | Balantidium coli |
Answer» C. Trichomonas tenax | |