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Which of the following substances in tobacco smoke damage the gas exchange system? - Zoology

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प्रश्न

Which of the following substances in tobacco smoke damage the gas exchange system?

पर्याय

  • carbon monoxide and carcinogens

  • carbon monoxide and nicotine

  • carcinogens and tar

  • nicotine and tar

MCQ

उत्तर

nicotine and tar

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पाठ 6: Respiration - Evaluation [पृष्ठ १०५]

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सामाचीर कलवी Biology (Zoology) [English] Class 11 TN Board
पाठ 6 Respiration
Evaluation | Q 12. | पृष्ठ १०५
सामाचीर कलवी Zoology [English] Class 11 TN Board
पाठ 6 Respiration
Evaluation | Q 12. | पृष्ठ १०८
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