Question

Which of the following statement is incorrect about Entamoeba histolytica -
(a) Parasite of small intestine
(b) Causes dysentery
(c) Houseflies are mechanical carriers
(d) Symptoms include constipation, abdominal pain and cramp.

• A. a
• B. a, c
• C. All are correct
• D. c

Answer 1

The correct option is A a

$\text{Entamoeba histolytica}$ is a protozoan parasite in the $\text{large intestine}$ of human which causes amoebiasis $\text{(amoebic dysentery).}$
Symptoms of this disease include $\text{constipation, abdominal pain and cramps, stools with excess mucous and blood clots.Houseflies act as mechanical carriers}$ and serve to transmit the parasite from faeces of infected person to food and food products, thereby contaminating them. Drinking water and food contaminated by the faecal matter are the main source of infection.
So, the incorrect statement is- a.