GK Quiz on Water Pollution
GK Quiz on Water Pollution प्रस्तुति-मोहिनी ठाकुर, इंटर्न, एटीएन नेटवर्क वर्ल्डवाइड Test your knowledge here OOOOOOOOOOOOOOOOOOOOOOOOOOOOOO Water Pollution results in worsening conditions of rivers, seas and oceans which is a direct threat to humanity. Take a look at the following questions based on this type of pollution. OOOOOOOOOOOOOOOOOOOOOOOOOOOOOO 1.Which of the rivers listed below is the most polluted river? A.Ganges River B.Citarum River C.Yellow River D.Mississippi River Ans. a Explanation: Ganges, as per the Hindus happens to be the most pious river, but on world cleanliness charts is the most polluted river. 2.Which of the following can be considered to be the primary source of pathogens in the water bodies? A.Domestic Sewage B.Industrial wastage C.Petroleum D.All of the above Ans. a Explanation: Domestic sewage is the primary source of pathogens and putrescible organic substances. 3.What causes permanent hardness of water? A.Sodium sulphate B.Gy...