The table shows the death rate from lung cancer for four groups of men. Which conclusion is supported by the data?
Table: The number of deaths from lung cancer each year, per 100 000 men, for four groups of men with different smoking habits
| Group of men | Deaths from lung cancer per 100 000 men per year |
|---|---|
| Has never smoked | 10 |
| Stopped smoking 10 years ago | 40 |
| Smokes 1 to 14 cigarettes a day | 80 |
| Smokes 25 or more cigarettes a day | 220 |
A man who has stopped smoking has a quarter of the death rate of a man who has never smoked
A man smoking 25 or more a day has twice the death rate of a man smoking 1 to 14 a day
A man smoking 25 or more a day has over twenty times the death rate of a man who has never smoked
A man who has stopped smoking has the same death rate as a man who has never smoked
179 exam-style questions on AQA GCSE Biology 2.2 Animal tissues, organs and organ systems, covering 2.2.1 The human digestive system, 2.2.2 The heart and blood vessels, 2.2.3 Blood, 2.2.4 Coronary heart disease: a non-communicable disease, 2.2.5 Health issues, 2.2.6 The effect of lifestyle on some non-communicable diseases, and 2.2.7 Cancer. Each one has a worked solution and a mark scheme showing where the marks go.