SC 135 - First Exam 2012
Links in each number connect to the pertinent sections of the online book.
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.
In evolution by natural selection, species get
___C___ a. Generally better than they were
b. New features that they need when they need them
c. More suited to conditions at that time and place
d. All of these
e. Arrogant and really annoying
...the first two were part of Lamarck's ideas, both wrong.
2. Typically, the time measurement of a molecular clock
___D___ a. Fossil types b. Fossil layers
c. Anatomical features d. Point mutations
e. A tick, then a tock, then a tick, then a tock…
...on separate family branches, new but different mutations show up
3. The biological process of respiration
c. Shifts energy between molecules d. Is just breathing
e. This is trickier than it looks, isn’t it?
...it's the basic definition.
If, in an experiment, you don’t get the results you expected,
those results support the
___A___ a. Null hypothesis b. Confounding factors
c. Placebo effect d. Counter hypothesis
e. Guys who sabotaged the experiment
...the null hypothesis means your hypothesis is wrong.
If two species of non-related animals have similar
wing shapes is an example of
___B___ a. Homology only b. Analogy only
c. Homology and analogy d. Neither homology nor analogy
e. Something I don’t really care about
...since they aren't related, the wings will have different structures /
6. A list where each item includes the ones before it -
c. Cells, tissues, organs d. Organs, tissues, cells
e. Children, parents, insane people
...organs are built from tissues, which are built of cells.
7. In a double-blind medical test, treatment information is
___A___ a. Patients and doctors b. Doctors and manufacturers
c. Patients and manufacturers d. Patients and supervisors
e. Whoever is crazy enough to agree to blinding
...so no one at the testing level knows who is in which group.
8. In a typical food chain, almost all of the material is eventually
c. Taken up and kept at higher levels d. Recycled
e. Pretty chewed up
...broken down by decomposers, while energy just gets lost at
9. The most common fossils “started” as a dead thing
c. In dirt under a tree d. Covered by a mudslide
e. Stuck into the rocks by demons
...where soft parts will be eaten and hard parts will be buried
10. Which term is applied depending
on natural reproductive behavior in the environment?
___B___ a. Evolution b. Species c. Tribes
d. Colonialism e. Um, pornography?
...who better to know what the group is than the members?
11. ATP is a molecule used
c. As a source of energy d. As a model for chemistry research
e. Whenever three initials are needed
...energy from respiration is usually moved to very-usable ATP.
12. Which is using a model?
b. Using one car to test a new fuel for that type of car
c. Drawing a diagram for how an experiment will be set up
d. Giving a placebo to subjects during an experiment
e. Is Project Runway about scientists?
...a model is an imperfect stand-in for something that can't itself be tested.
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.
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.
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 scientists discovered weird ecosystems active at hydrothermal vents, why had they gone to look at the vents in the first place – what else happens at the vents? Three Points.
How are fossils in amber different from other fossils? Three Points.
What sort of “experiments” were in the book’s linked soup commercials? Three Points.
When an anthropologist “discovered” many odd sexual practices in South Pacific islanders, what was really the explanation for those stories? Three Points.
What word is often used about experimental evidence, but never should be used? Three Points.
Why shouldn’t that term be used, exactly? Three Points.
What is the added level in a triple-blind test? Three Points.
If Haeckel, the “Ontogeny Guy,” was wrong with his Big Idea, why is he still considered important? Three Points.
What was the other study area of Linnaeus? Three Points.
Soon, how will a species be defined and identified? Three Points.