SCI 135 - First Exam Spring 2018 


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


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?


2. What, technically, is a gene?

3. What was meant by “ontogeny recapitulates phylogeny”?

4. What are two general issues that would pretty much force research to be done as a field study?


5. Define what is meant by a colonial organism.

6. What is the current best way to decide if a group is a separate species?

7. What are two different types of experimental models?


8. What are two ways to lower the effects that pure chance will have on an experiment's results?


9. Briefly, what is wrong with saying that your results proved your hypothesis?

10. What is peer review?

11. In evolution, what is sexual selection?

12. What are two different ways that living things interact with their environments?


13. What is the basic rule about typical numbers of offspring in a species?

14. Briefly, for any type or respiration, what happens during respiration in cells?

15. What was Redi trying to show with his maggot experiment?

What was said to be wrong with the first version?

16. Briefly explain how convergent evolution works.


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:

2. Answer for sexual reproduction -

3. What are three different types of structures whose homologies can be used to determine classification relationships?  


4. Put these in order so that each later level contains the earlier ones: Community, Ecosystems, Individuals, Populations.


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!)



6. 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 -


7. Define these terms associated with scientific method -

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.

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.



SCI 135 

Michael McDarby


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