Air Pollution

Which of the following agents is responsible for turning the Taj Mahal yellow?

• Sulphur

• Chlorine

• Sulphur dioxide

• Nitrogen dioxide

What type of precautions should be taken to survive when the ozone level is high?

• Drive less

• Stay hydrated

• Both A and B

Which of the following industries plays a major role in polluting air and increasing air pollution?

• Brick manufacturing industries

• Manufacture of gases industries

• Electrical appliances and electrical goods industries

• All of the above

Increased levels of air pollution results in _______.

• Soil erosion

• Global warming

• Respiratory problems

• none of the above

The Taj Mahal, Lotus Temple, Golden Temple, India Gate and other famous heritage monuments are being affected by _______.

• Air pollution

• Water pollution

• Noise pollution

• Thermal pollution

What is the total percentage of nitrogen gas in the air?

• 12 per cent

• 21 per cent

• 78 per cent

• 87 per cent