Class 10 Chemistry MCQs (Grade 10) From Textbook

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Class 10 Chemistry MCQs – Certification Test 203

Air Pollution MCQ (Question 203) – App & e-Book Download

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MCQ: 203

Which of the following is a powerful irritant which can aggravate the symptoms of people who suffer from respiratory disorders?

  1. sulphur dioxide
  2. carbon monoxide
  3. carbon dioxide
  4. oxides of nitrogen

Air Pollution Competitive Exam – Class 10 Chemistry App & e-Book MCQ

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