BI 173 - Fourth Exam - 2004

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. These would go through deuterostome development

                        a. Scorpion and snail                               b. Roundworm and grasshopper
                        c. Millipede and salamander                     d. Starfish and robin
                                                e. Beast One and Beast Seventy-Three

 

_______ 2. Sea squirts are in the same phylum as

                        a. Squids                         b. Starfish                         c. Crabs 
                        d. Dinosaurs                             e. Whoopy cushions

 

_______ 3. Which generally do not repeat in annelids?

                        a. Ganglia             b. Digestive glands             c. Muscles
                        d. Setae                         e. Gossip - they’re very respectful

 

_______ 4. Turtles are generally

                        a. Terrestrial predators                           b. Aquatic predators
                        c. Terrestrial herbivores                         d. Aquatic herbivores
                                                e. Not cute and cuddly

 

_______5. An example of polymorphism:

                        a. Anatomical differences among termite castes
                        b. Roundworm males are distinct from roundworm females
                        c. Mollusk groups have very different physical arrangements
                        d. Tadpoles change into frogs
                        e. Even with a pole, I don’t want more phism

 

_______6. Which phylum’s characteristics seem intermediate to the annelids and arthropods?

                        a. Mollusks             b. Onychophorans             c. Acanthocephalans
                        d. Leeches                         e. Something creepy, for sure

 

_______7. If an insect has wings, one can reasonably sure that it

                        a. Looked totally different in its previous form          b. Has fewer legs
                        c. Looked mostly similar in it previous form             d. Is an adult
                                                e. Um....can fly-?

 

_______8. Amniote structures are important for

                        a. Respiration                             b. Removal of metabolic wastes
                        c. Waterproofing                        d. Mobilization of nutrients
                                e. Confusing the maximum number of students

 

_______9. Which would have a radula?

                        a. Leech                         b. Snail                         c. Toad
                        d. Sea urchin                                 e. Porche

 

_______10. Which structure most probably evolved from chondichthyes scales?

                        a. Feathers                         b. Teeth                         c. Fins
                        d. Backbone                         e. Shoes

 

_______11. Which would have chelicerae?

                        a. Lice and fleas             b. Ticks and fleas             c. Ticks and mites
                        d. Mites and lice                         e. Now I’m all itchy...!

 

_______12. An operculum is a structure associated with

                        a. Internal structure             b. Digestion             c. Respiration
                        d. Reproduction                         e. Something perky

 

_______13. Flight muscles in indirect systems attach to the

                        a. Thorax wall                         b. Legs                         c. Wings
                        d. Sternum                                                 e. Propellors

 

_______14. Most likely to be monoecious:

                        a. Earthworm and shark                         b. Earthworm and snail
                        c. Frog and shark                                  d. Roundworm and lobster
                        e. That’s not even a real word!

 

_______15. Animals whose main metabolic wastes are converted to urea would include

                        a. Black widow spiders, coral snakes, and crows
                        b. Leopard frogs, tiger sharks, and kitty cats
                        c. Humans, crocodiles, and eagles
                        d. Millipedes, lice, and monitor lizards
                        e. Why are we learning about critter ca-ca again-?

 

_______16. Which should have networks of veins?

                        a. Crayfish and starfish                     b. Clam and spider
                        c. Roundworm and robin                  d. Leech and lizard
                        e. Just check the steroid-using bodybuilders to find out

 

_______17. A swim bladder functions in

                        a. Buoyancy             b. Circulation             c. Respiration
                        d. Embryo development             e. Fouling a pool

 

_______18. Which should have double ventral nerve cords?

                        a. Crayfish and alligator                     b. Earthworm and spider
                        c. Lamprey eel and snake                  d. Goldfish and starfish
                                e. How can animals afford such fancy features?

 

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. The two major uses of chromatophores -

 

 

2. What feature of sea cucumbers is found in no other type of animal?

 

 

3. Briefly explain the significance of the trochophore larva.

 

 

4. What are two different types of insect mouthparts?

 

 

5. Give two sets of structural or functional differences between -

CHILOPODS

DIPLOPODS

 

 

 

 

6. The three physical stages of indirect development in insects:

a)

b)

c)

7. What are two of the three major subgroups of mammals?

 

 

8. What are two phyla that have hydrostatic skeletons as a group characteristic?

 

 

9. What are two characteristics of echinoderms that are not general characteristics of any other phylum?

 

 

10. The connection between endothermy and a four-chambered heart -

 

 

11. What are two different functions for mantle cavities?

 

 

12. What are two major groups, phyla and/or classes, that are totally marine?

 

 

13. What features makes something plankton?

 

 

14. Which are the largest phyla, according to -

Named
Species?

Vertebrates?

Ability to
occupy diverse
niches?

15. The two groups, from different phyla, that commonly go through metamorphosis.

 

 

16. Which two subgroups, from different bilateral phyla, have minimal cephalization?

 

 

17. The major subgroups of amphibians -


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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. What are three characteristics of mammals not found in other groups?

 

 

 

 

 

 

2. What are six subgroups of the insects? (Once you have given s group, any group within that group will not count - these must be separate groups).

 

 

 

 

3. Give the Class names of the major mollusk classes, and for each describe that group’s particular foot adaptation.

 

 

 

 

 

 

4. What are three characteristics found in Chordates (both invertebrate and vertebrate) but which are not characteristics of any other phylum?

 

 

 

 

 

 

5. Give three fight-related characteristics of birds, and for each briefly explain how it relates to fight ability.

 

 

 

 

 

 

6. For three different types of nematodes, give the species or common name and then one feature for each that makes them unusual, even compared to other nematodes.

 

 

 

 

 

 

7. Three major subgroups of reptiles (still living) - each has two "types" within it...

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Link to Answer Key

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 group used to be characterized as having no cilia or flagella of any sort? Three Points.

 

 

If someone were to say, "Bears are facultative carnivores," what does that mean? Three Points.

 

 

What "primitive" characteristic does a horseshoe crab possess that is not found in that form in the rest of its subgroup? Three Points.

 

 

All spiders produce silk, but most don’t use webs as snares. What other uses does it have? Three Points each.

 

 

What local terrestrial animals are crustaceans? Three Points.

 

 

Match the cartilage fish types with the appropriate flyers to match flight styles. Four Points.

 

 

What mistake was made in constructing the first tetrapod dinosaur skeletons? Three Points.

 

 

Why do migrating birds sometimes run into buildings? Three Points.

 

 

What type of body forms (more than just symmetries) show up in many unrelated groups? Three Points each.

 

 

 


  
     

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