Daily MCQs

What can be added to drinking water to make it absolutely safe?

Please select one of the options to reveal the correct answer.

Similar MCQs

The average of four consecutive odd numbers A, B, C and D is 34. What is the product of B and D? Which acid is used for the purification of gold and silver? They _____ home by this time. Who gave Gopinath Bardoli the title 'Lokpriya'? A number when divided by 6 gives a result that is 40 less than the number itself. What is the number?