2. Sample Papers
  3. SSC
  4. Ecology And Environment

SSC Ecology And Environment Sample Paper NCERT Sample Paper-2

  • question_answer
    In 'Wet System' of removing gaseous-pollutants

    A)  Alkali fluid is used

    B)  acidic fluid is used

    C)  Neutral fluid is used

    D)  none of the above

    Correct Answer: A

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