SC 139 - Third Exam 2004

MULTIPLE CHOICE.

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.

Links connect to related passages in the book.

1.  Each annual tree ring is made up of a

_______      a. Good-growth dark ring and a poor-growth light ring
                    b. Poor-growth dark ring and good-growth light ring
                    c. A xylem ring and a phloem ring
                    d. A bark remnant and a growth ring
                    e. Ring part and an annual part

 

2.  Plants use the glucose produced by photosynthesis primarily for

_______      a. Energy & as a water source                    b. Energy & structure
                    c. Structure & reproduction                       d. Chlorophyll & carbon
                                        e. Its decorative qualities

 

3.  The large, visible plant is almost always considered the

_______      a. Germinator             b. Sporophyte             c. Gametophyte 
                    d. Pollinator                            e. Part you eat

 

4.  With the same wattage, under which bulb should a plant grow best?

_______      a. Green             b. Red             c. Purple             d. Ultraviolet 
                                                      e. Lava lamp

 

5.  Which has a mesoderm?

_______      a. Jellyfish                 b. Liver fluke                 c. Pine tree
                    d. Fern                         e. Is there an ointment for that?

 

6.  What happened during the Cambrian Explosion?

                    a. Multicelled plants and animals appeared.
                    b. The greatest mass extinction known
_______      c. Life moved onto the land
                    d. All modern animal groups appeared
                    e. Ummm...boom?

 

7.  Lichens are a combination of

_______      a. Moss and protozoan                     b. Sexual and asexual
                    c. Algae and fungus                          d. Gymnosperm and bryophyte
                                        e. Cute and annoying

 

8.  Which two groups are generally classified in the same supergroup?

_______      a. Tapeworms & ciliates                     b. Flagellates & amebas
                    c. Flagellates & ciliates                       d. Sponges & flagellates
                            e. Flatworms and reality-show participants

 

9.  Plant cuticle is used primarily for

_______      a. Physical protection                         b. Light absorption
                    c. Prevention of water loss                 d. Water absorption
                                                e. Text messaging

 

10.  Virtually all plants need a source of

_______      a. Nitrogen & phosphorus                     b. Oxygen & nitrogen
                    c. Iron & sodium                                  d. Oxygen & water
                                                            e. Validation

 

11.  Bilateral symmetry is almost always found with

_______      a. Radial symmetry                             b. Meristematic growth
                    c. Cephalization                                  d. Pollen production
                                e. All of the other hard-to-remember terms

 

12.  A pollen tube is used to

_______      a. Get pollen onto pollinators                          b. Get pollen to egg cells
                    c. Get pollen out from where it’s made         d. Spray pollen into the air
                                        e. Apply pollen to birthday cakes

 

SHORT ANSWER. 

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.  Give the basic function of each -

XYLEM

PHLOEM

 

 

2.  For collar cells -

Where are they
found?

What do
they do?

3.  Name or describe two different ways (processes, not structures) that move water up in land plants.


 

4.  In general, when are tapeworms most dangerous to hosts?

 

 

5.  What two environments probably served as "staging areas," places where adaptations could be used to move up on to the land?

 

 

6. Give two specific groups from entirely different phyla that do alternation of generations.


 

7.  Give two features female pine cones have that makes them distinguishable from male cones.


 

8.  What makes something an intermediate host?

 

 

9. What are two general types of organisms with which plants co-evolve?


 

10.  What is the basic process, including important energy source(s), of photosynthesis?

 

 

11.  What is the biological function of any type of fruit?

 

 

12.  Give the basic function of -

MICRONUCLEUS -

 

MACRONUCLEUS -

13. What two parts of eukaryote cells started, according to theory, as endosymbionts?

 

 

14.  Name two different locations where the trees are much more likely to be gymnosperms than angiosperms.

 

 

15.  What is meant by the term pioneer organism?

 

 

 

LONG ANSWER. 

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 significant steps in a fern’s life cycle, using the proper terms. Use this box as "paper" - there isn’t necessarily a step for each line.






2.  Give four different sets of differences between - (if some piece differs, be sure to say what piece and how they differ)

MONOCOTS

DICOTS

 

 

 

 

 

 

 

 

4.  What are four different types of challenges that had to be eventually adapted to by organisms moving on to the land from watery environments?




5.  Give three sets of differences between -

FLAGELLA

CILIA

 

 

 

 

 

 

6.  Name and give three sets of differences between the two main body forms in Cnidaria.

 

 

 

 

 

 

 

 

7.  Briefly explain how these parts of a germinating plant manage to grow in the right directions -

ROOT -

 

 

STEM -

 

 

8.  What are four traits found in both sponges and Cnidarians, but rarely or never in other animals?

 

 

 

 

Link to Answer Key

BONUS QUESTIONS. 

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.

Which Kingdom is considered a "land group"? Three Points.

 

The photosynthetic properties of the algae types that grows at different depths works out as a mixture of what two basic abilities? Four Points.

 

 

What two pre-existing abilities probably combined to bring about the evolution of pollen? Four Points.

 

 

If you put a nail into a young tree so that an inch is showing 5 feet from the ground, how will that be different (not exactly, but in general) in 20 years’ time? Four Points.

 

 

What part of a tree’s vascular system is in the bark? Three Points.

 

Why can people who live around water carrying amebic dysentery or beaver fever drink the water without getting sick? For Three Points, what prevents it?

 

 

How do researchers measure battle strategy in sea anemones? Three Points.

 

 

The Black Sea ctenophore problem seems to be going away. What’s the most likely explanation? Three Points.

 

 

What local disease is caused by schistosomes? Three Points.

 

 


  
     

Michael McDarby.

 

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