Chapter One Biology (The Starting Point: The Scientific Method)
A useful hypothesis is _____
A testable statement
Which of the following is a scientific concept?
All of the these
In conducting an experiment, a scientist follows a process of scientific inquiry that include which of the following
All of these
The fundamental core of scientific content knowledge consists of _______
All of these
What steps do investigators take before forming a hypothesis?
All of these
Which of the following is an example of technology?
All of these
A theory is ____
An idea unconfirmed by evidence
Results of a clinical trial demonstrated that an antibiotic eradicated the infection in 98% o fate study subjects. Therefore, you _______
Construct another hypothesis
If a study fails to produce the expected results, you would _____
Continue observing and asking questions
In an experiment, which of the following variable is used as a baseline for comparison?
Control
Which of the following is a scientific process, rather than a concept?
DNA
Physiology is the study of ____ hematology is the study of ____, and histology is the study of _____
Function, Blood, Tissues
After completing a controlled experiment, a scientist changes the dosage of an antibiotic and repeats the experiment. The change in damage is the______
Independent Variable
Your study data show that teenage drivers cause 30 percent more car accidents than adults over the age of 25, so you _____ that high schools need better driver education programs
Infer
Which of the following is NOT one of the fundamental characteristic of science?
Is an ongoing, active process
Which of the following statements is a scientific generalization
Many birds migrate south for the winter
If you wanted to learn about the composition of the universes, you would study _______
Meteorology
You design a clinical trail with human subjects to evaluate the efficacy of an antibiotic in eradicating a bacterial infection. which of the following would be used as the control in this study?
No treatment
The correct hypothesis for a study to measure the effectiveness of a pesticide in eradicating a specific mld infecting a crop is that if the peptide is administered, then the mold will _____
Not be eradicated
An _____ hypothesis states that there is no relationship between an indecent and dependent variable
Null
Which of the following is NOT involved in the process of interpreting data?
Predicting
The function of a hypothesis is to _____
Provide direction for gathering data
The fact that we no longer believe the earth is flat attests to the fact that is an ______ process
Self correcting
You are a public health researcher who wants to conduct a study of the prevalence of a disease in a rural village in India. To define this study operationally, you would specify the _____
Study population
Which of the following traits is indicative of an unscientific attitude?
Superstition
In a clinical study to measure the effectiveness of an antibiotic, which of the following is the independent variable?
The antibiotic being tested
The scientific method includes al of the following EXCEPT _____
Theories
Termites are social insects; therefore, communication is essential to their well being. How do they communicate ?
Use chemicals known as pheromones
Determining the quantitative relationships among data involves whit of the following scientific?
Using numbers
When you say that the earth orbits the sun, you are ____
stating a scientific fact