Millionaire Mode

Water Pollution

Question 1 of 14

Which of the following, if present in water, indicates microbiological pollution of water?

  1. Coliform bacteria
  2. Magnesium metal
  3. Fluorine
  4. Oil
  5. Sewage

Prize Money

15₹7 Crores
14₹1 Crore
13₹50,00,000
12₹25,00,000
11₹12,50,000
10₹6,40,000
9₹3,20,000
8₹1,60,000
7₹80,000
6₹40,000
5₹20,000
4₹10,000
3₹5,000
2₹2,000
1₹1,000