BI 171 - First Exam - 2011
Links go to pertinent passages of book
1. Your experimental results should not be
called proof because
a. You haven' convinced enough peers
b. You haven't repeated the experiment enough times
c. Your hypothesis isn't clear enough
d. There might be another explanation for the results
e. If you do the Science Police will tase you
2. Evolution is driven powerfully by
a. Changing conditions b. Needed changes
c. Future improvements d. Past progress
e. Giant doodly fingers
A role in an ecosystem that can be
performed by one or more species is called a
a. Microenvironment b. Niche c. Ecoset
d. Slot e. Only one - union rules!
4. An experimental variable is called that
because it changes
a. As the experiment goes along
b. Between the hypothesis and the test
c. Between the experimental test and the control test
d. After you collect results and process them
e. Your life forever - no, wait, that's true love...
_______5. Deciding if a group is a separate species is based upon
a. Reproductive success using a member from each group
b. Reproductive behavior in a natural setting
c. Reproductive success of offspring from a group cross
d. Unique physical descriptions
e. Isn't that a Facebook status?
If the null hypothesis is true,
a. The hypothesis can't be tested b. There won't be a variable
c. Results can't be collected d. The original hypothesis is wrong
e. Then everyone goes home
Which taxonomy approach is particularly
concerned with key features?
a. Systematics b. Phylocode c. Cladistics
d. Classicism e. Stealthy
_______8. Living things have _____-based chemistry
and _____-based coding.
a. Sugar...Protein b. DNA...sugar c. Protein...DNA
d. Protein...sugar e. Cheese...salsa
Which are most likely to leave
a. Large trees b. Snails that live in ocean shallows
c. Open-land dinosaurs d. Soft-bodied deepsea worms
e. The fossil delivery UPS guys
_______10. Another way to describe
similar in structure but different in function
a. Homologous but not analogous b. Analogous but not homologous
c. Derived but not ancestral d. Ancestral but not derived
e. Why do we need another way to describe it?
_______11. A trait is produced as an end-product of a
multi-enzyme pathway; the trait is
a. Dominant b. Recessive c. Sex-linked
d. Multiple-gene e. Still not interesting
_______12. If you understand what every part of a car does, you'll know exactly how a car works.
This concept is called
a. Inclusion b. Reductionism c. Broad-variable
d. Systemism e. Don't call it, call a mechanic
_______13. A polyphyletic label is not
considered a good thing because it indicates
a. A different hypothesis is better b. A genetic mutation
c. An oncoming extinction d. A classification mistake
e. That you actually know what "polyphyletic" means, which can't be good
_______14. Which is a proper
a. examus Difficultis b. Brainius Explodius c. Expressionus blankus
d. thoughtus screamius e. Cutey-pie
_______15. In the most common form of peer review,
the peer is
a. Reading a paper submitted to a journal
b. Is working in a neighboring laboratory
c. Is visiting from another laboratory
d. On the committee that comes up with ideas
e. Probably going to point and laugh
_______16. Crossing over happens when
a. Evolving populations interbreed
b. Cells share bits of DNA
c. A species shares characteristics from 2 major groups
d. Sex cells are being produced
e. A country singer has a big hit
_______17. Organisms which are not closely related but which look or behave
in a very similar way probably went through
a. Combined homologies b. Convergent evolution
c. Shared mutations d. Divergent evolution
e. The same summer camps
_______18. Sectioning is a process used to
a. Separate multiple data groups in an experiment
b. Change how many subgroups are classified in a bigger group
c. Prepare specimens for microscope viewing
d. Analyze chromosomes individually
e. Slice up student brains like orange wedges
Pick NINE questions to answer in the spaces provided.
NOTE: if you answer MORE than nine, only the first nine will be corrected.
Four Points each. Partial credit is possible.
Note: if you answer more than four, only the first four will be corrected.
Seven Points Each. Partial credit is possible.
BONUS QUESTIONS. Answer as many or as few as you wish. You can't lose points on the rest of the exam by getting these wrong. Partial credit is possible.
Why are most asexual reproducers very small? Three Points.
What sort of artificial system often seems to have emergent properties? Three Points.
What is the extra "blind" in a triple-blind test? Three Points.
What used to be the common language of science? _______________________Three Points.
What species name abbreviation is widely known? _______________________ Three Points.
What will the next way of determining if a group is a species probably be? Three Points.
What does it mean if a group is paraphyletic to another group? Three Points.
Why do electron microscopes have to have vacuums in them? Three Points.
What is the major disadvantage to cell walls in multicelled systems? Three Points.
How was science associated with religion in modern science's early days? Three Points.
Why was Charles Darwin really needed on the Beagle, the ship he sailed on? Three Points.
Galapagos iguanas had to adapt to a new environment between the mainland and the islands - what was it? Three Points.
Why did Gregor Mendel wind up doing his work with pea plants? Three Points.
How can information be added to the genetics of a population? Three Points.