Question

Which system of our body is most affected by polluted water? Name three diseases which are caused by the use of polluted water.

Answer 1

Effects of water pollution on humans:

1. Intake of polluted water causes many diseases in humans like cholera, gastroenteritis, jaundice, etc.
2. Polluted water is the main cause of the spread of epidemics and communicable diseases in different parts of the country.
3. The bacteria, viruses, ova, and cysts of various endoparasites, such as nematodes and helminths present in polluted water are the cause of various water-borne diseases like typhoid, paratyphoid, cholera, jaundice, diarrhea, tuberculosis, and amoebic dysentery, etc.
4. Water-borne diseases mainly occur due to the drinking of contaminated or polluted water. So, at first, it affects the gastrointestinal system of humans.

So, we can say, the gastrointestinal system of our body is most affected by polluted water.

Three diseases caused by polluted water:

1. Cholera: It is caused by Vibrio cholerae bacteria. The symptoms include vomiting, fever, abdominal cramps, etc.
2. Typhoid: It is caused by Salmonella typhi bacteria. The symptoms are - fever, loss of appetite, headache, constipation, nausea, vomiting, loss of body weight, etc.
3. Diarrhea: It is the most common water-borne disease. Its symptoms include dizziness, dehydration, pale skin, etc. In severe cases, loss of consciousness is also seen.

Three diseases caused by polluted water are- Cholera, Typhoid, and Diarrhoea.