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SC 139 - Third Exam 2008
Numbers are linked to
relevant passages in the book.
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.
1. Compared to red light, shorter-wavelength purple
light has
_______ a. Lower frequency and less energy
b. Lower frequency and more energy
c. Higher frequency and less energy
d. Higher frequency and more energy
e. A more purply personality
2. In angiosperms, pollen moves from
_______ a. Stamen to pistil
b. Gametophyte to sporophyte
c. Pistil to stamen
d. Sporophyte to gametophyte
e. This one, like, spot, to this other, y'know, place
3. Which feature do active protozoans, sponges, cnidarians, and
flatworms have in common?
_______ a. Have no organs
b. Must have sunlight
c. Have two cell layers
d. Must be wet
e. They are party animals
4. A stem is herbaceous if it is
_______ a. Underground
b. Green
c. Edible
d. Holding seeds
e. Related to Herb
5. Sponges and jellyfish both have
_______ a. Collar cells
b. Spicules
c. Stinging cells
d. Ameboid cells
e. Ridiculous names
6.
In moving water up a tree, the most critical factor
is
_______ a. Diffusion of water from the soil pushing it up
b. Water molecules holding on to each other
c. Water molecules sticking to the sides of the tubes
d. Water being converted during photosynthesis
e. Making sure it's comfortable
7. Which would be free-living and sessile?
_______ a. Portuguese Man-o-War
b. Ciliate
c. Coral
d. Liver fluke
e. I'd like to live somewhere for free, but the second thing sounds messy
8. Mesoderm is necessary to really have
_______ a. Organ systems
b. 2-opening digestion
c. Filter feeding
d. A free-living lifestyle
e. A chance on American Idol
9. Glucose gets used by plants mostly for
_______ a. Structure only
b. Energy only
c. Both energy and structure
d. Neither energy nor structure
e. Increasing their self-esteem
10. Which tends to be present in animals with bilateral symmetry?
_______ a. Fins
b. Suckers
c. Tentacles
d. Brain
e. Cuteness
11.
Nutrients move from the roots to the leaves through
_______ a. Stomates
b. Xylem
c. Phloem
d. Trylophytes
e. The internet
12. A true fruit has to
_______ a. Have seeds in it
b. Be edible
c. Contain pollen
d. Develop into a flower
e. Be fruitastic
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.
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1. What two types of organisms
are combined symbiotically in a lichen? |
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2. For the two parts of a tree
ring, explain why it's the "color" it is: |
LIGHT
RING
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DARK
RING
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3. If giardiasis (beaver fever) is
not treated, what
usually happens within 2 weeks?
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3b. What causes this outcome?
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4. What two pre-existing abilities
were combined in the evolution of pollen? |
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5. Why are flatworms flat?
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6. Answer for sori - |
Found on which
group of
organisms? |
Function? |
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7. Give one set of functional
differences (differences in something they can do): |
POLYP
FORM
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MEDUSA
FORM
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8. What is transpiration?
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9. For which two factors: as
their numbers increase, gymnosperms increase in frequency while
angiosperms decrease. |
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10. What are two major different
types of uses for carotenoids in plants? |
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11. What absolutely has to be present in the
environment for schistosome flukes to spread from one
human host to another human?
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12. For malaria, give the - |
INTERMEDIATE
HOST
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DEFINITIVE /
FINAL HOST
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13. For ferns, describe what
each typically looks like |
| Sporophyte
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Gametophyte
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14. Give two general
examples of different types of coevolution between
plants and animals. |
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15. Give the basic function of
each - |
| MICRONUCLEUS
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MACRONUCLEUS
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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.
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1. Plants require nutrients
other than those used directly in photosynthesis. Give
two different examples of these sorts of nutrients, and for
each tell something that the plant uses that nutrient for. |
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2. Give four sets of
general differences between - |
| EGG CELLS |
SPERM |
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3. Step-by-step, follow the progress
from sperm production to seed production in a typical pine
tree. (There may be more or fewer steps than lines here.) |
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4. Give three sets of differences
between - |
| CILIA |
FLAGELLA |
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5. For alternation of generations
as it works in ferns - |
Give the
basic
definition
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What structures /
forms alternate?
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Briefly explain why
this alternation is
necessary.
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6. Give four different sets of
differences between - (if some piece differs, be sure to say
what piece and how they differ) |
| MONOCOTS |
DICOTS |
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7. When a seed germinates,
explain what happens to make |
The stem
grow UP
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The root
grow DOWN
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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.
The growth of algae in many open ocean areas seems to be limited by
the low level of which mineral? Three Points.
Other than mosses, what plants are bryophytes? Three Points.
What major plant part isn't "true" in ferns? Three Points.
Why do trees in temperate zones lose their leaves? Three Points.
Which types of vascular tubes are in the bark of a tree? Three
Points.
The active chemicals in many recreational drugs serve what purpose in the
original plants? Three Points.
What happens to people who get PAM? Three Points.
Why is ciliate sex essentially suicide? Three Points.
What does platyhelminthes mean? Three Points.
What condition is caused by local schistosomes? Three Points.
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