1. How many cells do bacteria have?

2. What are pathogens?

3. True or False: All bacteria are bad for us and make us sick.

4. What kind of bacteria help to break down dead animals and plants in the soil?

5. Bacteria is used in making which of the following foods?

6. What do we use to fight off bad bacteria that can make us sick?

7. Rhizobium bacteria helps to fertilize the soil with what element?

8. What is the scientific name for a bacteria cell?

9. Which of the following is NOT part of a bacteria cell?

10. True or False: There are typically around 40 million bacteria in a gram of soil.