Across
- 4. The habitat in which the agent normally lives.
- 9. A bacteria that causes disease
- 10. Substances caused by plants or animals
- 11. technique Uses a special feature on certain benches.
- 13. Having an internal cause or origin
- 14. The sight through which micro-organisms exit the host.
- 16. Prevalent over a whole country or the world.
- 17. A liver infection caused by the virus
- 21. Living or occurring only in the presence of free oxygen.
- 22. Any spherical or roughly spherical bacteria
- 23. A group of single called eukaryotes
- 24. A serious bacterial disease of sheep and cattle.
- 25. An infective agent
- 27. An acute contagious viral disease
- 28. A parasitic worm.
Down
- 1. A process that destroys or eliminates all form of micro-life.
- 2. To come clean of any infection
- 3. Infected by contact or association.
- 5. Any of a group of very small bacteria.
- 6. Requiring an absence of free oxygen.
- 7. The wearing of pairs of gloves during invasive procedures
- 8. Not capable of causing disease
- 12. Capable of producing infection
- 15. Materials which are likely to carry infection.
- 17. A liver infection cause by the virus
- 18. Originating in a hospital
- 19. The sight through which micro-organisms enter the host.
- 20. A disease- causing bacteria.
- 26. Any of a group of spore-producing organisms feeding on organic matter.