Question

Which of the following is the measures for controlling carbon dioxide levels in the atmosphere?

• A. Plant more trees
• B. Use of CNG or clean fuel
• C. Treatment of smoke before discharging into atmosphere
• D. All of the above

Answer 1

The correct option is D All of the above

Measures for controlling carbon dioxide levels in the atmosphere:

• Plant more trees or afforestation as plants absorb carbon dioxide for photosynthesis.
  
• Use of CNG or clean fuel as it releases less amount of pollutants and carbon dioxide
  
• Treatment of smoke to remove harmful gasses before discharging into atmospheric.
  
• Stoppage of burning fossil fuels.

Thus, the correct answer is option D.