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Question
A harmful effect of smoking is
A harmful effect of smoking is
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Solution
The correct option is C Lung cancer
In about 80-90% of the deaths that occur due to lung cancer, smoking is the main reason. Cigarette smoke has carcinogens i.e. cancer causing agents. When cigarette smoke is inhaled, changes occur in lung tissue. The cells of lungs are damaged. These cells are repaired by body itself but as more and more cells are damaged and repaired by body, the cells act abnormally and this may result in abnormal and uncontrolled division of cells leading to cancer.So, the correct answer is 'Lung cancer'.
In about 80-90% of the deaths that occur due to lung cancer, smoking is the main reason. Cigarette smoke has carcinogens i.e. cancer causing agents. When cigarette smoke is inhaled, changes occur in lung tissue. The cells of lungs are damaged. These cells are repaired by body itself but as more and more cells are damaged and repaired by body, the cells act abnormally and this may result in abnormal and uncontrolled division of cells leading to cancer.
So, the correct answer is 'Lung cancer'.
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