Millionaire Mode

Waste Management and Sewage Treatment - Class VIII

Question 1 of 34

Select the correct statement out of the following.

  1. Electrostatic precipitators $ \left( { ESP } _{ s } \right) $ can remove over 99% particulate matter present in the exhaust from a thermal power plant.
  2. Over half of the e-wastes generated in developed countries are exported to developing countries, mainly to China, India and Pakistan, where metals like Cu, Fe, Si, Ni, etc., are recovered during recycling process.
  3. Use of nuclear energy has two very serous inherent problems first is accidental leakage and the second is safe disposal of radioactive wastes.
  4. All of these

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