What Are Germs?

4. a type of germ that depends on hosts to live, grow and reproduce (p. 14)
6. a helpful bacteria that breaks down animal wastes and plant matter (p. 12)
8. a kind of bacterium that can cause food poisoning found mostly in raw and undercooked eggs, poultry, meat, and milk products (p. 24)
10. can produce harmful toxins, live in very hot or cold environments, can cause illness by ingesting them (e.g., mold, mildew) (p. 15)
11. tiny creatures known as germs that are everywhere (p. 5)
14. a soft, sticky coat that is made up of food, bacteria and other substances that contribute to tooth decay (p. 28)
15. a skin condition in which bacteria living on the skin invades pores of skin causing inflammation and sores (p. 29)
16. a disease germ (i.e., protozoan) carried by mosquitoes that grows and multiples inside red blood cells (p. 27)
17. a bacteria that is really hard to kill; can cause botulism, the most deadly kind of food poisoning (p. 26)
19. a poison some bacteria give off which can damage or kill body cells (p. 11)
20. a stuffed-up, achy, itchy ear caused by bacteria that live in lakes and reservoirs (p. 24)

1. infectious diseases that are passed from one person to another (p. 21)
2. the body's main line of defense that kill germs and make antibodies (p. 18)
3. medicines that "fool" the immune system to make antibodies that will work against disease germs that may later invade your body (p. 36)
5. no longer able to catch a disease after exposure and antibodies have formed (p. 20)
7. chemicals made by white blood cells that attach to the germ, killing or weakening it (p. 19)
9. powerful drugs that kill bacteria or stops them from growing (p. 30)
12. gooey fluid covering the lining of your nose that carries germs to the back of your throat (p. 17)
13. a type of single-celled bacteria that can quickly multiply (p. 11)
18. a living animal or plant where microorganisms can live (p. 8)