Question

How much percentage of all communicable diseases are waterborne? 

A. 11%

B.21%

C.31%

D.50%​

Answer 1

Answer:

The World Health Organization estimates that 80% of diseases worldwide are waterborne. Alarmingly, groundwater in one-third of India's 600 districts is deemed unfit for drinking – with dangerous levels of fluoride, iron, salinity and arsenic.

Answer 2

Answer:

In India it is 21%

Hope it helps you...