Biology As A Science

1. The study of living things began with a primitive man's concern about his health.

2. A(n) _______ is a drug that kills bacteria

3. Science is an organized body of ________?

4. The factor being tested in an experiment is called the _______

5. What are the steps of the scientific method in order?

6. Early Man learned about his body from primitive attempts at therapy

7. A controlled experiment is an experiment where all factors are the _____ except the one being _____.

8. Primitive man used herbs for their nutritional value

9. In an old petri dish, _____ observed that there was no _____ surrounding a piece of mold.  He tried to explain this, with the hypothesis that "Penicillium secretes a chemical that kills _____ bacteria.  He experimented this by having two identical flasks, each filled with _____.  He added bacteria to _____ flask(s).  In the first flask, he added a piece of _____, then removed it.  Fleming left the second alone.  At the end of the experiment, Fleming found that the first flask had no _____ because it was clear, while the second was _____ and contained _____.  From this, he was able to conclude that a chemical called _____ kills Staph. bacteria.

10. History of Biology-Match each person with his description

11. Match the prefix or suffix with the meaning

12. Match each lab equipment with its function