Question

Which one of the following diseases is caused by water pollution?

Options

• Conjunctivitis

• Diarrhoea

• Respiratory infections

• Bronchitis

Answer 1

Diarrhoea

Explanation:

Diarrhoea is a classic waterborne disease primarily caused by drinking or using water contaminated with sewage, harmful bacteria (like E. coli), viruses, or parasites. When water bodies are polluted, these pathogenic microorganisms thrive and easily enter the human digestive system, leading to severe intestinal infections.