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Exam 1 Fall 06 Key MCB181R Dr. Jorstad

Exam 1 Fall 06 Key MCB181R Dr. Jorstad - MCB 181R Fall 2006...

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MCB 181R Fall 2006 Instructor: Dr. S. Jorstad Exam I KEY For multiple choice questions ( each worth 3 points ), bubble all correct answers (there may be more than one); there is a 1 point penalty for incorrect answer choices . For short essays (each worth 5 points): confine your answers to the space provided on the scansheet; writing outside those margins will adversely affect the machine-scoring of your exam; you may use bulleted points to express yourself, as long as your meaning is clear. [In the Key, important points have been emphasized in red; correct answers are bolded in black] 1. In class, we contrasted science with other ways of generating information about the world. Which of the following statements characterizes science, as presented in class? a. Science is a method for generating natural explanations for natural phenomena. * b. Science relies only on evidence that can be directly perceived by human senses: sight, smell, touch, taste, sound. c. Science is based on the philosophical assumption that there is no God or other supernatural beings (philosophical naturalism). Science is neutral on the subject of the supernatural d. In science, observations must be repeatable by other humans. * 2. Science a. is the only way to answer really important questions. b. would not advance without the work of geniuses like Einstein and Darwin. c. is tentative and self-correcting. * d. can be used to prove hypotheses that have not been falsified after repeated testing. e. takes the philosophical position that any phenomenon we cannot perceive does not exist. Not a feature of science 3. The practice of science is built on several underlying assumptions, including a. the idea that there is no reality beyond humans’ ability to perceive it. The opposite is true b. the idea that humans are not really capable of comprehending the physical universe. The opposite is true c. the idea that there is no need to resort to the supernatural in explaining natural phenomena. * d. the idea of that we cannot generalize from one part of nature to the next: each instance we study is unique. The opposite is true Short Essay #1: (Please confine your answer to the space labeled Short Essay #1 on the scansheet.) Some state legislatures have required that public schools paste notices 1
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in biology textbooks that cover evolution. In part, these notices state that “evolution is only a theory, not a fact.” This seems to imply that a fact is somehow more than a theory. Evaluate this statement (the one in quotation marks) in light of the definitions provided in class for the terms “fact” and “theory.” (Note: this is NOT a question about how evolution may be viewed as both a theory and a fact .) The legislators appear to be using definitions of “fact” and “theory” that differ from those used in science. In science, a “fact” is an observation that has been repeatedly confirmed; a “theory” is a well-substantiated explanation of some aspect of the natural world that incorporates (explains) facts, laws, and tested hypotheses. Thus, the word “only” is inappropriate in front of “theory.” The quote also implies
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Exam 1 Fall 06 Key MCB181R Dr. Jorstad - MCB 181R Fall 2006...

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