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

Who led the Bardoli Satyagraha in 1928? ______ was considered the most valuable possession in the Early Vedic Period. How many elected members are in the BTC? Which of the following is neither an element nor a compound? Which gas in the atmosphere is causing the increase in temperature now?