Supply, Demand and Mining Multiple Choice Questions (MCQ) PDF Download

MCQ 1: How sulphur is scrubbed out from flue gases in the coal fired power plants?

1. By using mixture of limestone and Lead
2. By using mixture of limestone & water
3. By using mixture of nitrogen oxide and water
4. Bu using mixture of Sodium and water

MCQ 2: Why CBG is good energy?

1. Because it reduces ozone forming emission
2. It reduces pollutants
3. Better type of energy
4. Less pollutants

MCQ 3: Why most of the power station are not using selective catalytic reduction?

1. Less concern about the pollution
2. Due to high cost
3. They don?t have advance knowledge about pollution control
4. More attention is paid to money making

MCQ 4: What are flue Gases?

1. Emitting from the chimmy's
2. From Industries
3. From houses
4. From vehicles

MCQ 5: What reduces the nitrogen oxide from the car?

1. Catalytic Converter
2. Photovoltaic cells
3. Solar Plates
4. Catalytic Cells