question_answer 3)

 Improvement in water and sanitation can control many diseases! Explain with the help of examples.  

Answer:

There are many diseases which are caused by water pollution and poor sanitation. for example, water pollution and contamination causes damage of liver, poor digestion, diarrhoea, cholera, dengue, meningitis, etc. If we control water pollution and sanctification, we can get over this diseases.