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      Question

      What are effective methods to reduce air pollution?

      (A) Increased use of fossil fuels (B) Afforestation (C) Carpooling (D) Use of renewable energy sources Choose the correct answer from the options given below:
      A (A), (C) and (D) Correct Answer Incorrect Answer
      B (A), (B) and (D) Correct Answer Incorrect Answer
      C (A), (B) and (C) Correct Answer Incorrect Answer
      D (B), (C) and (D) Correct Answer Incorrect Answer

      Solution

      Afforestation (B), carpooling (C), and the use of renewable energy sources (D) are all effective methods for reducing air pollution. Afforestation helps in capturing carbon dioxide, a major greenhouse gas. Carpooling reduces the number of vehicles on the road, thus decreasing vehicular emissions. Utilizing renewable energy sources like solar and wind instead of burning fossil fuels directly reduces air pollutants.

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