Bio 121 Exam 1 Questions and Correct
Answers
Which of the following is an example of discovery science?
A. observing what other students in your class are wearing
B. determining the fastest route to drive from your apartment to school
C. testing a possible solution to a video game
D. guessing the likely questions on an exam - correct answers:A. observing what other students in your
class are wearing
Which of the following is an example of hypothesis-driven science?
A. observing the activities of a pride of lions
B. testing whether or not dead batteries are preventing a TV remote from working
C. sequencing the human genome
D. surveying the distribution of various majors at your school - correct answers:B. testing whether or not
dead batteries are preventing a TV remote from working
Which of the following lists the steps of the scientific method in their proper order?
A. questions, observation, hypothesis, prediction, experiment
B. observation, question, prediction, hypothesis, experiment
C. observation, question, hypothesis, experiment, prediction
D. observation, question, hypothesis, prediction, experiment - correct answers:D. observation, question,
hypothesis, prediction, experiment
A(n) ..... is a testable explanation for an observation
A. question
B. prediction
C. observation
D. hypothesis - correct answers:D. hypothesis
, Imagine that your car is stalled and will not start. If you add gasoline to the tank to see if that helps,
which step of the scientific method are you performing?
A. observation
B. prediction
C. question
D. experiment - correct answers:D. experiment
Scientist use a general process known as the ......... to ask and answer questions about nature. - correct
answers:Scientific method
A(n) ...... is a proposed explanation for a set of observations. It leads to predictions that can be tested by
additional observations or by experiments. - correct answers:hypothesis
A(n) ....... involves running a test multiple times while changing one variable, leaving the others the
same. - correct answers:controlled experiment
A(n) .... is broader in scope than a hypothesis, is supported by a larger body of evidence, and generated
many new hypotheses. - correct answers:theory
Why are viruses not considered to be living organisms?
A. viruses do not have their own cells and they do not reproduce on their own
B. viruses do not undergo evolution
C. viruses do not contain genetic material
D. viruses do not have complex, well-ordered structures - correct answers:A. viruses do not have their
own cells and they do not reproduce on their own
The sequence of the following levels of biological organization from smaller to largest is...
(in no particular order)
organ, community, molecule, organism, tissue, ecosystem, population, biosphere, cell - correct
answers:molecule, cell, tissue, organ, organism, population, community, ecosystem, biosphere