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Which of the following statements, correctly explains how smoking affects the respiratory system in humans?
Carbon monoxide in smoke combines with haemoglobin, reducing oxygen transport to tissues
Nicotine increases oxygen-carrying capacity of blood to various tissues
Smoking increases the surface area of alveoli for better gas exchange in the tissues
Tar in tobacco strengthens the walls of alveoli
Carbon monoxide in smoke combines with haemoglobin, reducing oxygen transport to tissues
Practice and solve "Which of the following statements, correctly explains how smoking affects the respiratory system in ..." for General Science - Previous Year Paper 2026. The correct answer is Option A: Carbon monoxide in smoke combines with haemoglobin, reducing oxygen transport to tissues. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Practice and solve "Which of the following statements, correctly explains how smoking affects the respiratory system in ..." for General Science - Previous Year Paper 2026. The correct answer is Option A: Carbon monoxide in smoke combines with haemoglobin, reducing oxygen transport to tissues. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.