The table shows the percentage of all deaths caused by communicable diseases and by non-communicable diseases in two countries in one year. Country X is a low income country and country Y is a high income country.
Table: The percentage of all deaths caused by communicable diseases, by non-communicable diseases and by other causes in two countries in one year
| Country | Deaths caused by communicable diseases (%) | Deaths caused by non-communicable diseases (%) | Deaths from other causes (%) |
|---|---|---|---|
| Country X | 55 | 40 | 5 |
| Country Y | 8 | 87 | 5 |
Give the percentage of all deaths in country Y that were caused by non-communicable diseases.
Suggest two reasons why a much larger percentage of deaths in country X was caused by communicable diseases.
People in country Y live longer than people in country X.
Explain how this helps to account for the high percentage of deaths from non-communicable diseases in country Y.
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.