BI 171 - First Exam - 2004
_______ 1. Which is a proper species name?
a. biologus difficultus
b. collegia Johnstownia
a. Sexual, low chromosome number
_______ 3. The critical aspect being tested in an experiment becomes the
_______ 4. The phase "ontogeny recapitulates phylogeny" is originated with a scientist who studied
a. Fruit flies b. Fossils c. Pea plants d. Embryos
a. Twice as much b. 3 times as much
a. Optimized and reduced b. Sectioned and stained
_______ 7. A role or job filled by a species in an ecosystem:
_______ 8. Which is most likely to leave a nice, continuous fossil record?
a. A species of tree
b. A species of dinosaur
Industrial espionage often has devices stolen from the competition - the thieving
_______ 10. When taxonomic disagreements are raised, what changes are usually made?
a. Both group names and taxonomic levels about equally
_______ 11. One usually sees a three-dimensional surface with a
a. Transmission microscope b. Scanning microscope
a. Purely quantitative b. Quantitative converted to qualitative
a. Traits...to specific genes b. Genes...to specific traits
_______ 14. The most common peer review occurs during
a. Experiment design b. Running the experiment
a. Manipulations b. Nulls c. Process quirks
a. The likelihood of their being passed on b. The effects of their proteins
_______ 17. The idea that all "beasts of the air" are related is
a. Classification by homology b. Classification by analogy
_______ 18. Light microscopes have clear advantages over electron microscopes in the areas of
a. Resolution and simplicity of use
Short Answer. Pick NINE questions to answer in the spaces provided.
Long Answer. Select and answer completely any four of the following questions.
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.
Which sub-discipline of biology is primary based upon statistics? Three Points.
There is a local colonial organism that shows up distinctly in our environment - where is it found, and what effect does it have there? Four Points.
Some organisms have been around a long time without appearing to change much. What usually is the reason for this? Three Points.
What error made people think that aluminum pots might be linked to Alzheimer's disease? Three Points.
In physics, what particularly makes a rule a "Law"? Three Points.
Based upon the idea of descent with modification, which feature of a classic mermaid is least likely to have arisen (assuming a human ancestor)? For Four Points, explain your answer, remembering that humans are related to dolphins and manatees.
Other than its classic definition, what does the term vestigial often wide up meaning? Three Points.
What circumstance led to childhood diseases becoming particularly adapted to children? Four Points.