BSC 1005 Midterm Review 1-8 with 127
correct answers graded A+.
BSC 1005 Midterm Review 1-8 with 127
correct answers graded A+.
1. Biology is ________.
a. mostly a collection of facts that can be ordered and memorized
b. the study of living things
c. a separate branch of science from the study of how organisms interact with each
other and with their
environment
d. always used responsibly in advertising claims
e. Both a) and b) are true - ANSWER- b. the study of living things
2. Superstitions are:
a. proof that the scientific method is not perfect.
b. held by some humans but not by any non-human species.
c. true beliefs that have yet to be fully understood.
d. just one of many possible forms of scientific thinking.
e. irrational beliefs that actions not logically related to a course of events influence its
outcome - ANSWER- e. irrational beliefs that actions not logically related to a course of
events influence its outcome
3. Thinking scientifically relies on which of the following?
a. objective observation and experimentation
b. statements from authorities
c. intuition
d. applying your preconceptions
e. learning a list of facts - ANSWER- a. objective observation and experimentation
4. You note a fuzzy growth on some of the gels in your incubator. What is the name
given to this step of the scientific
method?
a. observation
b. theory
c. hypothesis
d. law
e. confirmation - ANSWER- a. observation
5. Scientific data:
a. must be collected in laboratories.
b. cannot be collected in a completely unbiased way.
c. are used to support or refute a hypothesis.
d. are always true.
,BSC 1005 Midterm Review 1-8 with 127
correct answers graded A+.
e. All of the above are true. - ANSWER- e. All of the above are true.
6. Which of the following statements is CORRECT?
a. A hypothesis that does not generate a testable prediction is not useful.
b. Common sense is usually a good substitute for the scientific method when trying to
understand the world.
c. It is not necessary to make observations as part of the scientific method.
d. The scientific method can be used only to understand scientific phenomena.
e. All of the above are correct. - ANSWER- a. A hypothesis that does not generate a
testable prediction is not useful.
7. After generating a hypothesis, a scientist next:
a. makes a prediction.
b. writes a grant proposal.
c. does an experiment.
d. formulates a theory.
e. designs a series of tests. - ANSWER- c. does an experiment.
8. A _____________ is a pill that looks identical to a pill that contains the active
ingredient in a scientific trial, but
contains no active ingredient itself.
a. capsule
b. barbiturate
c. placebo
d. tablet
e. treatment - ANSWER- c. placebo
9. Which of the following is the BEST way to state the relationship between "data" and
"results"?
a. "Data" and "results" are two names for the same thing.
b. The "data" section should always come before the "results" section in a scientific
paper.
c. "Data" are the facts you collect from your experiment, while "results" are your
interpretation of what the data mean.
d. Any two scientists examining the same "data" would draw the same "results."
e. Any two scientists reporting the same "results" must have been using the same
"data." - ANSWER- c. "Data" are the facts you collect from your experiment, while
"results" are your interpretation of what the data mean.
10. A scientific theory is one that:
a. sounds the most plausible.
b. is supported by many years of experimentation all supporting the hypothesis.
c. changes each time a different observation is made.
d. is the result of all scientific experiments.
,BSC 1005 Midterm Review 1-8 with 127
correct answers graded A+.
e. is based on hunches with no actual supporting evidence. - ANSWER- d. is the result
of all scientific experiments.
11. In science, theories tend to be ______________________ than hypotheses.
a. broader in scope
b. less scientific
c. more speculative
d. more experimental
e. more empirical - ANSWER- a. broader in scope
12. In controlled experiments:
a. all variables are independent of each other.
b. all critical variables are manipulated.
c. all variables are dependent on each other.
d. one variable is manipulated while others are held constant.
e. all variables are held constant. - ANSWER- d. one variable is manipulated while
others are held constant.
13. In a randomized, controlled, double-blind study:
a. experimental subjects are blind-folded when given the experimental treatment.
b. individuals will be assigned to an experimental or control group depending on
whether they took part in a pilot study.
c. all experimental variables are held constant.
d. neither the experimenter nor the subject know whether the subject is in a control
group or an experimental group.
e. All of the above. - ANSWER- d. neither the experimenter nor the subject know
whether the subject is in a control group or an experimental group.
14. If a researcher uses the same experimental set-up as another study to collect data,
but uses different research
subjects, it is considered:
a. exploration.
b. replication.
c. extrapolation.
d. inductive reasoning.
e. a two-tailed test of the hypothesis. - ANSWER- b. replication.
15. What is the best way for a scientist to address his/her own biases?
a. make sure that no biases influence his/her work
b. There is no way a scientist can deal with biases.
c. never be involved in any kind of scientific study where his/her possible biases might
impact the study
d. understand his/her biases and interpret the data differently as a result
, BSC 1005 Midterm Review 1-8 with 127
correct answers graded A+.
e. use careful controls to minimize them - ANSWER- e. use careful controls to minimize
them
16. In a line graph, the value of the independent variable is:
a. represented on the y-axis.
b. represented as bars extending from the y-axis.
c. represented as long lines extending from the right side of the graph.
d. represented on the x-axis.
e. represented as "slices in a pie." - ANSWER- d. represented on the x-axis.
17. The set of analytical and mathematical tools designed to help researchers gain
understanding from the data they
gather is called:
a. biology.
b. genetics.
c. geometry.
d. experimentation.
e. statistics - ANSWER- e. statistics
18. Which of the following statements BEST explains the observation that there are
more autism cases now than in the
past?
a. There are more parents who neglect their children, which is a cause of autism, now
than in the past.
b. Autism has been selected for in recent generations by natural selection.
c. The vaccine for measles, mumps, and rubella has been established as a significant
cause of autism.
d. Doctors are more aware of the condition and have better techniques for diagnosing
and reporting it.
e. All of the above are equally good explanations for the observation that there are more
autism cases now than in the
past. - ANSWER- d. Doctors are more aware of the condition and have better
techniques for diagnosing and reporting it.
19. All of the following are branches of science EXCEPT:
a. physics.
b. geology.
c. logic.
d. astronomy.
e. zoology. - ANSWER- c. logic.
20. An element:
a. is a substance that cannot be broken down chemically into any other substance.
b. is an atom that has lost either a proton or an electron.
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