Giardiasis is a Waterborne Gastrointestinal Disease Caused by Giardia Intestinalis,which

Question

Giardiasis is a waterborne gastrointestinal disease caused by Giardia intestinalis,which is a
A)protozoan.
B)bacterium.
C)fungus.
D)virus.

Accepted Answer

Giardia intestinalis is a protozoan, which is a single-celled eukaryotic organism. Bacteria are prokaryotic, fungi are different types of eukaryotic organisms, and viruses are not considered living organisms as they require a host cell to replicate.