Across
- 2. A type of microorganism that includes moulds and can cause infections like athlete’s foot
- 5. A microorganism that causes disease, such as a virus or bacterium
- 6. A tiny particle that can cause disease and must reproduce inside living cells
- 7. A substance that protects the body by helping it build immunity to a disease
Down
- 1. Substances in food that the body needs to grow, stay healthy and work properly
- 3. Single-celled organisms that can cause illness or be helpful, like in digestion
- 4. A type of disease that can be spread from one person to another