Effects MCQ

Test your knowledge with important Effects MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30+ more Effects MCQs on Bissoy. Bissoy App

• Which of the following pollutants is the major contributor to photochemical smog?
  ক

  Peroxynitrates

  খ

  Hydroperoxides

  গ

  Nitrogen dioxide

  ঘ

  Ozone
• What is the primary standard level for carbon monoxide for assuring air quality?
  ক

  10ppm

  খ

  90ppm

  গ

  1ppm

  ঘ

  9ppm