Human Health and Diseases Question 11
11. Infection of Ascaris usually occurs by:
(a) Eating imperfectly cooked pork.
(b) Tse-tse fly.
(c) Mosquito bite.
(d) Drinking water containing eggs of Ascaris.
Show Answer
Answer : d
Hints & Solutions
(d) Ascaris, an intestinal parasite causes ascariasis. Symptoms of these disease include internal bleeding, muscular pain, fever, anaemia and blockage of the intestinal passage. The eggs of the parasite are excreted along with the faeces of infected persons which contaminate soil, water, plants, etc. A healthy person acquires this infection through contaminated water vegetables, fruits, etc.