# 3pumiliHow is the protozoan Giardia transmitted to humans?Through mosquito bitesBy eating contaminated foodThrough contaminated waterBy direct contact with an infected person
# 5pumiliWhat is the main characteristic of protozoans?They have complex organ systemsThey are multicellularThey are single-celled and can move independentlyThey are all plant-like
# 6pumiliWhich part of the body does the protozoan Entamoeba histolytica affect?LungsLiverBrainIntestines
# 7pumiliWhat is a common method to prevent diseases caused by protozoans?Washing hands regularlyTaking antibioticsUsing insect repellentsDrinking boiled water
# 8pumiliWhich of the following is a characteristic of the protozoan Toxoplasma gondii?It is transmitted by mosquitoesIt only affects plantsIt can form cysts in animal tissuesIt is visible to the naked eye