1What is a disease? Write the definition of disease given by the World Health Organization (WHO).
2Distinguish between communicable and non-communicable diseases. Give two examples of each.
3What is cancer? What can happen if it is not treated in time?
4Explain the five kinds of causes of cancer, with examples.
5Write any six symptoms of cancer.
6Write any six ways to prevent cancer.
7Some viruses can lead to cancer, so why is cancer still called a non-communicable disease?
8In which parts of the body is cancer found more often in women and in men?