Biology As A Science

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

• True

• False

A(n) _______ is a drug that kills bacteria

The factor being tested in an experiment is called the _______

• Variable

• Control

• Antibiotic

• Hypothesis

What are the steps of the scientific method in order?

• Observation, Draw a Conclusion, Interpretation of Observation, Hypothesis, Experimentation

• Observation, Experimentation, Hypothesis, Interpretation of Observation, Draw a Conclusion

• Observation, Interpretation of observation, Hypothesis, Experimentation, Draw a Conclusion

• Observation, Interpretation of observation, Experimentation, Hypothesis, Draw a Conclusion

Early Man learned about his body from primitive attempts at therapy

• True

• False

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

Primitive man used herbs for their nutritional value

• True

• False

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.