Chapter 1: Science as a Way of Learning: A Guide to the Natural World

1.	Which of the following is true of a control group in a scientific experiment? (level 1) [Hint]
2.	What is the main reason for including a control group in the design of an experiment? (level 1) [Hint]
3.	Evolution is an underlying theme in biology. It ties all other themes in biology together because ... (level 2) [Hint]
4.	When designing his experiments on spontaneous generation, Pasteur repeated his experiments many times. He did this to ...(level 1). [Hint]
5.	Which of the following is a definition of science according to a "scientist"? (level 1). [Hint]
6.	People who are uninformed about evolution may state that it is "just a theory." What they often mean is that it is simply a "hunch"; an unproven and little-supported notion about the nature of life on Earth. This statement is not accurate because ...(level 1). [Hint]
7.	Which of the following sequences represents the structural organization of an organism? (level 1). [Hint]
8.	Which of the following is true of hypotheses? (level 1). [Hint]
9.	Which of the following statements might Pasteur have made concerning his experiments on spontaneous generation? (level 2). [Hint]
10.	Which hypothesis concerning Pasteur's work is stated correctly? (level 2) [Hint]
11.	Probability and statistics are important tools of science because ...(level 1). [Hint]
12.	Which of these statements about scientific theories is most accurate? (level 1) [Hint]
13.	Which of these levels of organization WOULD NOT be found in all living things? (level 2). [Hint]
14.	The term homeostasis refers to ...(level 1) [Hint]
15.	A well-controlled experiment will ...(level 2). [Hint]
16.	In order for a hypothesis to be valid, it must ...(level 2). [Hint]
17.	Why is a "pet rock"--not really a valid pet? (level 2) [Hint]
18.	Every person should become more scientifically literate because ... (level 2). [Hint]
19.	In the early 1800s, scientists who studied living things changed from being "naturalists," and became more like modern-day "biologists." What was the major factor that determined this change? (level 2). [Hint]
20.	Staring out the window one day, you notice a line of ants crawling across the sidewalk. The line leads to a wet spot on the sidewalk and then back to the anthill in the ground. You start to wonder what the ants find so attractive about that wet spot. If you were following the scientific method of investigation, your next step would be to ... (level 1) [Hint]
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