Multiple Choice
Which of the following shows the best order of steps of the scientific method?
1. Introduction to Biology
Scientific Method
Back1. Introduction to Biology
Scientific Method
- Open Question
A scientist observes that even after sterilizing a broth, cells reappear in the broth over time. The scientist then asks: 'Why do cells reappear in the broth after sterilization?' and designs/conducts an experiment. Considering this, appropriately label each of the following blanks as either a 'prediction, hypothesis or theory.'
________________: Cells will only appear in the broth exposed to a source of preexisting cells.
________________: Cells appear only when preexisting cells grow & divide; therefore, cells only appear in exposed broths.
________________: All organisms consist of cells & all cells come from preexisting cells.
- Multiple Choice
Which of the following statements about the cell theory is false?
- Multiple ChoiceExperimentation is only one part of the process of scientific inquiry, but it is a very important step because it __________.
- Multiple ChoiceWhich of the following statements most clearly demonstrates inductive reasoning?
- Multiple ChoiceWhich of the following is outside the realm of scientific inquiry?
- Multiple ChoiceAt which point in a study is a scientific investigator most likely to use deductive reasoning?
- Multiple ChoiceRepetition of an experiment _________.
- Multiple ChoiceA scientific theory is __________.
- Open QuestionWhich of the following is an example of inductive reasoning?a. All cows eat grass;b. My cow eats grass and my neighbor's cow eats grass; therefore, all cows probably eat grass;c. If all cows eat grass, when I examine a random sample of all the cows in Minnesota, I will find that all of them eat grass;d. Cows may or may not eat grass, depending on the type of farm where they live
- Open QuestionA scientific hypothesis is .a. an opinion;b. a proposed explanation for an observation;c. a fact;d. easily proved true;e. an idea proposed by a scientist
- Open QuestionIn science, a theory is a(n) .a. educated guess;b. inference based on a lack of scientific evidence;c. idea with little experimental support;d. body of scientifically acceptable general principles;e. statement of fact
- Open QuestionHow is a scientific theory different from a scientific hypothesis?a. It is based on weaker evidence;b. It has not been proved true;c. It is not falsifiable;d. It can explain a large number of observations;e. It must be proposed by a professional scientist
- Open QuestionWhich of the following statements best distinguishes hypotheses from theories in science?a. Theories are hypotheses that have been proven.b. Hypotheses usually are narrow in scope; theories have broad explanatory power.c. Hypotheses are tentative guesses; theories are correct answers to questions about nature.d. Hypotheses and theories are different terms for essentially the same thing in science.
- Open QuestionOne hypothesis states that eating chicken noodle soup is an effective treatment for colds. Which of the following results does this hypothesis predict?a. People who eat chicken noodle soup have shorter colds than do people who do not eat chicken noodle soup;b. People who do not eat chicken noodle soup experience unusually long and severe colds;c. Cold viruses cannot live in chicken noodle soup;d. People who eat chicken noodle soup feel healthier than do people who do not eat chicken noodle soup;e. Consuming chicken noodle soup causes people to sneeze