SC 135 - First Exam Spring 2010

Links connect to relevant parts 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.

            1.  A hypothesis is good science only if it

_______   a. Can be conclusively proven             b. Becomes widely accepted            c. Is totally reproducible
                d. Leads to testable predictions                        e. Has that special new-science smell


            2.  Which is a proper species name?

_______ a. biologus difficultus             b. collegia Johnstownia            c. Tummius acheius             d. Crazius Questionus            e. Georgie


            3.  The most modern definition of a species relies on

_______   a. Production of offspring             b. A group's natural behavior            c. Fertility of offspring             d. Distinctive description
                                                                                    e. A dictionary


            4.  Postmodernism is concerned with

_______   a. How scientists' prejudices affect their science                        b. The influence of computers on science
                c. How art and science can work together                                d. How biology is now almost all chemistry
                                                e. Why students feel like their brains are melting

            5.  DNA in living things acts

_______   a. To drive all of the chemistry             b. As an information code            c. To hold cells together             d. As all of these
                                                                                    e. All kind of loopy


            6.  What's the best way to reduce the influence of chance on an experiment?

_______   a. Make sure the results are in a usable form                                    b. Clearly define your design terms
                c. Use statistics to reduce chance on the results                                d. Use many subjects or repeat the procedure many times
                                                            e. Get a psychic to throw bunny guts on the lab door

            7.  An atom from column 4 of the periodic table is likely to

_______   a. Release electrons             b. Pick up electrons            c. Share electrons             d. Not need electrons
                                                    e. Have something to do with electrons

            8.  The null hypothesis amounts to

_______   a. Your hypothesis is wrong                b. Your results don't make sense                c. The experiment won't work
                d. Your statistics cancel out                                    e. Something very sciency


            9.  Which are analogous but not homologous?

_______   a. Chimp hand and whale flipper                b. Chimp hand and human hand                 c. Robin wing and airplane wing
                d. Banana and wooden peg                                                e. Can I get a foreign language credit for this?


            10.  As a basic process, respiration takes energy from _______ and moves it to __________.

_______   a. Oxygen...usable chemical form                                                b. One chemical form...a more usable chemical form
                c. One chemical form...oxygen                        d. Non-chemical form...chemical form                        e. Somewhere nearby...New Jersey


            11. In radioactive carbon dating, in about 50,000 years

_______   a. One half-life has passed             b. It starts to be usable            c. It can no longer be used             d. It's too radioactive to be safe
                                                e. They'll probably be broken up - that's a long time to date


            12. According to "ontogeny recapitulates phylogeny," there's a point when

_______   a. A human embryo resembles a fish embryo                                    b. Embryos do not resemble adults at all
                c. A fish embryo is a human                d. A human embryo is a fish             e. One sort of genie does something really nasty to another one



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 scientific method, what is an artifact?


2.  Give an example of how to make qualitative data into quantitative data.


3.  Put these in the proper food chain order: Consumers, Decomposers, Producers.


4.  Put the following groups in proper order, working from smallest to largest - Class, Family, Genus, Kingdom, Order, Phylum, Species, Subfamily.
1 3 5 7
2 4 6 8
5.  What are the two different basic types of indirect observations?



6.  What features makes a type of organism (single-celled or otherwise) colonial?



7.  What is the definition of a molecule?



8.  For Redi's classic maggot experiment -
What was
he actually
What were
his results?

9.  Experimental models typically come in what two different forms?



10. In a double-blind test, what are the two levels of "blindness"?


11. What are two different processes that take energy from the environment and convert it into usable chemical energy?


12. When there is disagreement about how a group should be classified -
What are
biologists allowed
to do freely?
What are
they NOT
allowed to do?
13. Other than living long ago, what are two different features that the most common fossil organisms had when they were alive?


14. How are species names supposed to be abbreviated?



15. In the scientific method, what are the two different types of tests commonly used?





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 the following for sexual reproduction -

compared to asexual

compared to asexual
2.  Name four of the Six "Basic" Kingdoms, and for each list enough traits to make it clearly different from the other five.








3.  From Column 2:

Atomic Weight 40
Atomic Number 20

(Radical form)
4.  For viruses:
2 Features they have that are

also found in all living things -



2 Features all living things should

have that viruses do NOT have -


5.  What are four features that science as a system should have (this is NOT looking for steps of the scientific method)?




6.  What are three different kinds of things that might be compared when deciding how closely related two species are?



7.  Put these in order so that each later level contains the next earlier one: Community, Ecosystem, Individual, Population.



Link to Answer Key


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.

What is the function of Adenosine Triphosphate (ATP)? Three Points.

For Three Points Each, give reasons why viruses are difficult to poison.

Peer review often doesn't happen until an experiment is all complete. Why doesn't it usually happen earlier? Three Points.

When it seemed like aluminum might cause Alzheimer's disease, what was really going on? Three Points.

Why is Karl Linne known as Carolus Linnaeus? Three Points.

What was Linnaeus' other field of expertise? Three Points.

Why are species names supposed to be in italics? Three Points.

Where does radioactivity actually come from? Three Points.




Michael McDarby.

SC 135

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