Respiration and Food Energy Multiple Choice Questions and Answers 4 PDF Book Download
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MCQ on Respiration and Food Energy Worksheets 4 PDF Book Download
MCQ: Number of chemicals found in a cigarette is
MCQ: Tar is a chemical in a cigarette that causes
MCQ: Due to carbon monoxide in cigarette, smoker feels
- tiredness and breathlessness
MCQ: 'air' that we breath, turns moist, by
- hair in nostrils
- blood capillaries in nostrils
- water in the nose
- mucus lining in nostrils
MCQ: Preventive measure for flu is
- medical checkup