BI 173 - Second Exam - 2002
MULTIPLE CHOICE.
Place the letter of the choice that
best answers the question on the line to the left. Two
Points Each.
NOTE: "e" answers are never the
correct answer.
_______ 1. What metabolic feature is necessary for a coenzyme to be a vitamin?
a. It must have a mineral complex
b. It is not manufactured in the human body
c. It is manufactured in the human body
d. It must not have a mineral complex
e. It needs a good endorsement deal or know Fred Flintstone personally
_______ 2. Osmotic conformers are in ___________ to their environment?
a. Water balance
only
b. Water and salt balance
c. Water, salt, and protein
balance
d. Salt balance only
e. Heavy, heavy debt
_______ 3. Thrombocytes are involved in
a. Immune
response
b. Embryo
development c.
Clotting
d. Waste removal
e. I’m not sure, but it’s fun to say with a deep voice
_______ 4. Cephalization is a trait strongly linked to
a. Anaerobic
respiration
b. Parallel processing
c. Aerobic
respiration
d. Bilateral symmetry
e. That weird uncle nobody wants to talk about
_______5. Cutaneous breathers must have at least one of these features:
a. Closed circulation and aquatic environment
b. Small size and wet surface
c. Closed circulation and thin shape
d. Open circulation and small size
e. Well, it obviously has to be cute when it breathes...
_______6. Peristalsis should be a product of
a. Smooth
muscle
b. Nitrogen metabolism
c. Ciliary
action
d. Oxygen Debt
e. A lot of thought and a lot of malt beverage
_______7. For insulation, ectotherms use
a. Integument structures
only
b. Integument structures & environment
c. Environmental features
only
d. Secondary heat generation
e. Whatever is on sale
_______8. One concept to come out of Neo-Darwinism is the idea that evolution alters
a. Migratory
pattern
b. Multiple
traits c.
Individuals only
d. Gene pools
e. Cuffs and sleeves, but the rates vary
_______9. The term serial homology most directly relates to
a. Appendage
structure
b. Evolutionary rates
c. Hydrostatic
skeletons
d. Movement of blood through vessels
e. The types of breakfast foods that animals prefer
_______10. An ectotherm, compared to an endotherm, would have
a. A wetter
environment
b. More metabolic enzymes
c. A drier
environment
d. Fewer metabolic enzymes
e. Different underwear
_______11. The cerebellum would be most involved in
a. Coordinating a run from
danger
b. Recognizing danger
c. Controlling
respiration
d. Storing memory
e. Producing an extremely unusual ringing sound
_______12. Which tissues are defined more through physical features than functional features?
a. Muscle & nervous
tissue
b. Reproductive & muscle tissue
c. Epithelial & nervous
tissue
d. Epithelial & connective tissue
e. The KleenexTM with the little quiltings
_______13. Which is not used both to move individuals and to move materials?
a. Muscular
movement
b. Ciliary movement
c. Ameboid
movement
d. Flagellar movement
e. Grocery bags...no, wait...grocery carts...no, that’s no good either...
_______14. The two main functions of lymphatic systems are involved with
a. Drainage and immunity
b. Carbon dioxide removal and clotting
c. Nitrogenous waste removal and clotting
d. Nutrient distribution and hormone circulation
e. Something warm, squishy and probably smelly
_______15. Monitoring of body conditions such as temperature or hormone levels occurs in the
a. Spinal
cord b.
Medulla
c.
Hypothalamus
d. Neocortex
e. Control room
_______16. A cuticle is most commonly produced by
a. Vertebrate
dermis
b. Vertebrate epidermis
c. Invertebrate dermis
d. Invertebrate epidermis
e. Fingernail gnomes
_______17. An animal that eats its way through sediments would be a
a. Deposit
feeder
b. Massed food feeder
c. Symbiont feeder
d. Filter feeder
e. Nasty kisser
_______18. Actual distribution of materials to tissues occurs in
a. Lymph
vessels
b. Capillaries
c.
Arteries
d. Veins
e. The wee small hours of the morning
SHORT ANSWER.
Pick TEN Questions to answer in the spaces provided.
NOTE: if you answer MORE than ten, only the
first ten will be corrected.
Four Points each. Partial credit is possible.
1. There are four different general classes of dissolved materials generally found in vertebrate plasma. What are they?
|
|
|
|
|
2. What are the four levels, between protoplasmic and individual, of organization in most animals?
|
|
|
|
|
3. What aspect of digestion in animals is most often accomplished by symbiotic bacteria? Be fairly specific.
4. Specifically, where and when does oxygen debt occur?
|
Where:
|
When:
|
5. Briefly explain the advantage of a tube digestive system over a sac system.
6. What are two different osmosis-related adaptations developed specifically to deal with fresh-water environments?
|
|
7. What are two features that distinguish the nerve cords of invertebrates?
|
|
8. Name the four subtypes of muscle tissue.
|
|
|
9. The primary energy molecule taken in as a nutrient:
|
The primary molecule that actually supplies energy to
cell processes: |
10. Explain or show with a labeled diagram how a heat exchanger works.
11. Competing theories on evolution suggest either gradual or punctuated patterns. Briefly explain why probably both are true.
12. What are two advantages to exoskeletons? Compared to endoskeletons.
|
|
13. What are two disadvantages to exoskeletons?
|
|
14. Define:
|
Antigens -
|
Antibodies -
|
15. Briefly explain sexual selection (in general; examples are not enough)
16. What are the two different functions of a notochord?
|
|
17. How can two features of an axon be altered to speed up a nerve impulse?
|
|
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.
Six Points Each. Partial credit is possible.
1. Name each of the major excretory products of animals and for each, give an advantage.
|
|
|
|
|
|
|
|
2. Name and briefly describe the three stages of a nerve impulse in an axon.
|
|
|
|
|
|
|
|
3. Most advanced excretory structures follow a common three-step process. Describe the steps in order:
|
|
|
|
|
|
4. Modern ecological theory dictates that there are three responses a species can have to changes in their environment. What are they?
|
|
|
|
|
|
5. What are the five steps of response processing in a typical nervous system?
|
1.
|
2. |
|
3.
|
4. |
|
5.
|
|
6. What are six different types of functions that can be performed by integument?
|
|
|
|
|
|
|
|
|
7. Name three regions of advanced digestive systems; for each, give one organ or structure associated with that region.
|
|
|
|
|
|
|
|
|
8. According to the implications of Hardy-Weinberg Equilibrium, what are three factors that influence evolution, and how can that influence work?
|
|
|
|
|
|
|
|
|
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 would an organism be resistant to evolutionary change? Four Points.
Why is a flame cell called that? Be somewhat specific, for Four Points.
On a molecular level, why is evaporation a cooling process? Four Points
Some invertebrates have an oxygen-carrying protein complex based not on iron, but on what other mineral? Four Points.
For Two Points, each symptom, explain why a surface inflammation produces: swelling, redness, warmth, itch / pain.
For land animals that have moved back into the water, none have or probably will evolve to breathe water. Why? Four Points.
What cognitive talent did flatworms show under experimental conditions that they were not supposed to be able to do? Four Points
What might insects in a colony be the equivalent of in vertebrates? Four Points.