Tag: environmental pollution and industries

Questions Related to environmental pollution and industries

Air pollution is severe in

  1. Cities

  2. Industrialised areas

  3. Densely populated areas

  4. all of these


Correct Option: D

Over heavily polluted areas of America and Europe, ozone level has fallen about

  1. 3%

  2. 7%

  3. 9%

  4. 2%


Correct Option: A

What happens when human population is exceeded?

  1. Death

  2. Famine

  3. Exploitation of resources

  4. Natural disaster


Correct Option: B

What does plants sensitivity in air pollution depends on?

  1. Fertility

  2. Light

  3. Planted seeds

  4. Smog


Correct Option: A

What is dispersed solid or liquid particles of microscopic size in gaseous media?

  1. Aerosols

  2. PAN

  3. Smog

  4. Gaseous particles


Correct Option: A

Which among the following are found to be one of the pollutants of air pollution?

  1. Chloroflorocarbon

  2. Nitrogen

  3. Carbon dioxide

  4. Oxygen


Correct Option: A
Explanation:

CFC is found to destruct the ozone layer. It is found to be contaminating air. Cooling electronic gadgets are the major source of CFC.