2. Sample Papers
  3. Railways
  4. General Science & Technology
  5. Pollution of Air and Water

Railways General Science & Technology Pollution of Air and Water Sample Paper Air Pollution Sample Test Paper-20

  • question_answer
    Which of the following on inhalation dissolved in the blood haemoglobin more rapidly than oxygen?

    A)  Sulphur dioxide

    B)  Carbon mono-oxide

    C)  Ozone 

    D)  Nitrous oxide

    Correct Answer: B

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