Question

Diseases caused due to raw or untreated sewage is
(A) Tetanus
(B) Hepatitis
(C) Dysentery
(D) All of the above

Answer 1

Disease is the disorder or the abnormal condition that affects the structure and the function of the body. This is mainly caused by the microorganisms like bacteria, virus, fungi, protozoans etc. These organisms when they invade the body shows the set of symptoms in the body.

Complete Answer:
(A) Tetanus: Clostridium tetani is the rod-shaped bacteria which is the causative agent for this disease. These are mainly present in the soil, sewage, waste water, faeces of animals etc. These microorganisms produce toxins like tetanolysin, tetanospasmin and exotoxins. Here tetanospasmin is the responsible for causing this disease.

(B) Hepatitis: Hepatitis is the viral disease caused by three viruses namely hepatitis. It is the cause of inflammation of the liver. These viruses are also located in the sewage water, animal faeces and other waste polluted water. These spread by eating or drinking the contaminated water.

(C) Dysentery: This disease is also known as amoebiasis. It is caused by the anaerobic parasite amoeba entamoeba histolytica. It is found mainly in contaminated food or water like sewage water etc. It affects the intestine and its main symptoms are loose stool, pain in the stomach and the cramping in the abdomen.

From the above explanation, it is clear that all the options are due to the raw or untreated sewage.

Thus, the option (D) is correct.

Note: The prevention from the disease or the disease-causing organism is mainly done by eating healthy foods, maintaining the surrounding environment in the hygienic condition and the food and the water intake must be in proper hygienic condition.