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SCI 135 - First Exam Spring 2018
MULTIPLE CHOICE.
On the line to the left, place the letter of the choice
that best answers the question.
Three Points Each. NOTE: "e" answers are never the correct
answer.
1. A doctor looks at a
dark spot on an x-ray and decides that the patient has a
sprained ankle. This situation is
__________ a. An observation only
b. A hypothesis only
c. Both an observation and a hypothesis
d. Totally unrelated to the Scientific Method
e. Going to cost someone a lot of money
2. Which is the right statement?
__________ a. Organs contain tissues, which contain
cells b. Tissues contain organs, which
contain cells
c. Cells contain tissues, which contain organs
d. Organs contain cells, which contain tissues
e. Should an exam question make me dizzy?
3. If an experiment requires subjects to
rank the strength of a memory from 1 to 5,
they're being asked for
__________ a. Qualitative data only
b. Quantitative data only c.
Quantitative data made into qualitative data
d. Qualitative data made into quantitative data
e. Some pretty silly stuff
4. The main driver
of evolutionary change is
__________ a. Mutations
b. Conditions c. Cooperation
d. Competition e. Uber
5. That particular part or aspect of the
hypothesis that gets tested in an experiment:
__________ a. Variable
b. Placebo c. Control
d. Result e. The testee
6. Which is true about
decomposers?
__________ a. They recycle all of the energy in
"leftover" biological material
b. They are a type of producer
c. They recycle the materials in "leftover" biological material
d. All of the above are true
e. Dey write demusic
7. Which term goes with
postmodernism?
__________ a. Bias
b. Artifacts c. Data
d. Classification e. Like a
Facebook post?
8. All of the
energy-using chemical reactions in an organism are combined
in
__________ a. Its overall weight
b. Its respiration
c. Its metabolism
d. Its waste production
e. An icky, sticky mess
9. Which is an
example of spontaneous generation?
__________ a. Baby snakes hatching from eggs
b. Ameba cells dividing
c. A scar forming where a wound was d.
Snails forming from rocks on a stream bottom
e. I just know that my paycheck does something like the opposite...
10. What
produces the “time units” of a typical molecular clock?
__________ a. Radioactive decay
b. Point mutations c. Fossil layers
d. Fuel molecule usage
e. Is that like an atomic clock with attitude?
11. When experimental results
disagree with the original hypothesis, this goes under
what heading,
according to classic Scientific Method?
__________ a. Confounding factors
b. Nonevidence c. Control
d. Null hypothesis
e. Something unprintable
12. In evolution, a
population really needs _______ to have a good chance.
__________ a. Strength
b. Variation c. Huge size
d. Small size
e. As many “Likes” as they can get
SHORT ANSWER.
Answer any eight of the following questions for 4 Points Each.
Note: if you answer more than eight, only the first eight
will be corrected.
You can get partial credit on these answers.
| 1. In living things, what are the
two different types of first-level energy
transformations? |
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2. What, technically, is a
gene?
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3. What was meant by “ontogeny recapitulates
phylogeny”?
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| 4. What are two
general issues that would pretty much
force research to be done as a field study? |
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5. Define what is meant by a
colonial organism.
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6. What is the current best way to
decide if a group is a separate
species?
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| 7. What are two different types
of experimental models? |
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| 8. What are two ways to
lower the effects that pure chance will have
on an experiment's results? |
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9. Briefly, what is wrong with
saying that your results proved your
hypothesis?
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11. In evolution, what is
sexual selection?
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| 12. What are two different ways
that living things interact with their environments? |
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13. What is the basic rule about
typical numbers of offspring in a species?
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14. Briefly, for any type or
respiration, what happens during
respiration in cells?
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15. What was Redi trying
to show with his maggot experiment?
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What was said to be wrong
with the first version?
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16. Briefly explain how
convergent evolution works.
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LONG ANSWER.
Answer any four of the following questions for Eight Points
Each.
Note: if you answer more than four, only the first four
will be corrected.
You can get partial credit on these answers.
| 1. Give two different rules
that apply to each specifically in
binomial nomenclature: |
FIRST
WORD |
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SECOND
WORD |
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ENTIRE
NAME |
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| 2. Answer for sexual reproduction
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BASIC
DEFINITION
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STRENGTH
(COMPARED
TO ASEXUAL) |
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WEAKNESS
(COMPARED
TO ASEXUAL) |
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| 3. What are three different types of
structures whose homologies can be used to
determine classification relationships? |
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| 4. Put these in order so
that each later level contains the earlier ones: Community,
Ecosystems, Individuals, Populations. |
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| 5. What are four aspects of
science as a way to study the world? (NOT
looking for steps in the Scientific Method here, but rules for the
overall system!) |
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| 6. For viruses - |
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2 Features they have that are also found in all living things - |
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2 Features all living things should have that viruses do NOT have -
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| 7. Define these
terms associated with scientific method - |
PLACEBO
EFFECT |
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CONTROL
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ARTIFACT
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DOUBLE
BLIND |
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Link
to Answer Key
BONUS QUESTIONS.
Answer as many as you are able. Wrong answers will not
result in points being lost from the main exam. You can get partial credit on
these answers.
When biologists talk about protein-based chemistry, what
kind of proteins? Three Points.
Organ systems are made up of organs and what? Three Points.
When biologists discovered living things doing the second
type of first-level energy transformations, where were they? Three Points.
What is the almost-universal fuel molecule that actually
supplies energy to all of things that cells do? Three Points.
What evidence suggests that direct observation may not be
all that reliable? Three Points.
What is a triple-blind test? Three Points.
What were the results of the so-called "crack baby nursery
test?" Three Points.
What do the words (not the term) mean in binomial
nomenclature? Three Points.
What is probably soon going to be the standard way to
decide a group is a separate species? Three Points.
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