Name: 
 

2001 Biology



Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 


mc001-1.jpg

Which frog species would be most likely to interbreed?
a.
Peeper and leopard
c.
Bullfrog and green
b.
Wood and pickerel
d.
Tree and pickerel
 

 2. 


mc002-1.jpg

What is the correct sequence for plant cell mitosis?
a.
A, B, D, C
c.
B, A, D, C
b.
C, B, A, D
d.
D, C, B, A
 

 3. 


mc003-1.jpg

According to the graph, the highest metabolic rate is found in —
a.
amphibians
c.
birds
b.
reptiles
d.
mammals
 

 4. 


mc004-1.jpg

A student wrote this description of a cell after looking at it under a microscope. Which type of cell was the student most likely describing?
a.
Animal cell
c.
Bacterium cell
b.
Fungus cell
d.
Plant cell
 

 5. 

In 1893, a one-million acre area of the Grand Canyon National Forest Reserve was home to an estimated 3,000 Rocky Mountain mule deer. Cattle, sheep, and horses also roamed the reserve. In 1906, government hunters killed off hundreds of mountain lions, coyotes, and bobcats when the area was set aside as the Grand Canyon National Game Preserve. The number of Rocky Mountain mule deer rose to over 100,000 by 1923. What was the approximate density of the mule deer in 1923?
a.
1 for every acre
c.
1 for every 100 acres
b.
1 for every 10 acres
d.
1 for every 1,000 acres
 

 6. 

A biology class wanted to develop a research project to predict the effects of a new highway on wildflower species found in the Piedmont region of Virginia. The class could best conduct such a study by sampling flowers found in the highway construction area —
a.
one year before highway construction
begins
c.
immediately after highway construction
is finished
b.
both before and after highway
construction is completed
d.
during the time highway construction is
taking place
 

 7. 


mc007-1.jpg

In order to form recombinant DNA, scientists have found a way to cut a DNA segment using an enzyme named EcoRI. This enzyme cuts DNA wherever the sequence C-T-T-A-A-G occurs between the A and the G base. Which of these would result if EcoRI were used on the DNA in the diagram above?
a.
mc007-2.jpg
c.
mc007-4.jpg
b.
mc007-3.jpg
d.
mc007-5.jpg
 

 8. 


mc008-1.jpg
The graph shows the amount of pollutants removed by trees. During October, the trees were able to remove the greatest amount of —
a.
ozone
c.
mc008-2.jpg
b.
particulates
d.
mc008-3.jpg
 

 9. 

The reduction of the chromosome number during meiosis is most important for —
a.
preventing the nucleus from becoming
larger with each cell division
c.
keeping the amount of DNA in the cell
at a minimum level
b.
maintaining the chromosome number
during sexual reproduction
d.
allowing the growth of the cell without
increasing the DNA content
 

 10. 


mc010-1.jpg

A biology student collected pine needles from four different species of trees. She then made diagrams showing the number and actual length of needles in a bundle and the common and scientific name of each species. Use her diagram above to help you answer the following question. These four different pine trees are not classified in the same —
a.
order
c.
genus
b.
species
d.
phylum
 

 11. 

In the human body, the circulatory system transports and delivers substances. Within the cell, which organelle performs a similar function?
a.
Nucleus
c.
Mitochondrion
b.
Golgi apparatus
d.
Endoplasmic reticulum
 

 12. 

Wild cats such as cheetahs, lions, and tigers experience decreased genetic diversity as their populations decline and become fragmented due to habitat destruction. Decreased genetic diversity leads to populations with —
a.
disproportionate gender ratios
c.
increased immigration rates
b.
decreased disease resistance
d.
increased birthrates
 

 13. 

The body of which of these organisms has the least specialized organization?
a.
jellyfish
c.
starfish
b.
sea urchin
d.
sponge
 

 14. 

Two plant species found in a dry region of the western United States exhibit vastly different abilities to survive. Species A has very slow stem growth and few leaves but is very abundant. Species B has rapid stem growth and many leaves but is very rare. Which hypothesis is most likely supported by this information?
a.
Leaf shape may give species B an
advantage over species A.
c.
Reduced root growth may give species A
an advantage over species B.
b.
Flower size and color may give species B
an advantage over species A.
d.
Reduced stem growth may give species
A an advantage over species B.
 

 15. 


mc015-1.jpg

In 1910, Thomas Morgan discovered traits linked to sex chromosomes in the fruit fly. The Punnett square above shows the cross between red-eyed females and white-eyed males. Fruit flies usually have red eyes. If a female and male offspring from the cross shown above are allowed to mate, what would the offspring probably look like?
a.
2 red-eyed females; 2 white-eyed males
c.
1 red-eyed female and 1 white-eyed
female; 2 red-eyed males
b.
2 red-eyed females; 1 red-eyed male, 1
white-eyed male
d.
2 white-eyed females; 1 white-eyed male
and 1 red-eyed male
 

 16. 

A symbiotic relationship in which one organism benefits while one organism is harmed is known as —
a.
antagonism
c.
mutualism
b.
commensalism
d.
parasitism
 

 17. 


mc017-1.jpg

Which of these statements is supported by the data shown in the table?
a.
Most kingdoms are made up of
prokaryotic cells.
c.
Eukaryotic cells vary in covering and in
food production.
b.
All cells have nuclei for control of cell
functions.
d.
Each of the kingdoms has different
organelles for metabolism.
 

 18. 


mc018-1.jpg

The picture shows a coverslip correctly being lowered onto a slide. This method is used because it —
a.
reduces the possibility of air bubbles on
the slide
c.
allows microorganisms to move freely in
the water
b.
prevents the escape of microorganisms
found in the water
d.
prevents the coverslip from moving
 

 19. 

Tall land plants have requirements different from those of aquatic plants. Which of these must the tall land plants have that aquatic plants do not need?
a.
Photosynthetic abilities
c.
A means of reproduction
b.
Organelles for respiration
d.
Thick-celled walls
 

 20. 

Which of the following is an example of a genetically engineered organism?
a.
A plant that received external DNA to
produce natural insecticides
c.
Seedless fruits resulting from grafting of
one plant onto another
b.
A new plant variety created by
cross-pollination
d.
A plant that naturally possesses
medicinal properties
 

 21. 

These feet belong to different birds. Three of the birds spend most of their time on the ground, while one bird rarely walks on the ground. Which foot belongs to the bird that is best adapted for grasping branches?
a.
mc021-1.jpg
c.
mc021-3.jpg
b.
mc021-2.jpg
d.
mc021-4.jpg
 

 22. 


mc022-1.jpg

A chart of human chromosome pairs is called a karyotype. What information is revealed in the karyotype above?
a.
the sex
c.
trisomy
b.
the age
d.
gene dominance
 

 23. 

A microorganism which releases water into its environment to regulate its salinity during osmosis is undergoing a process that is similar to a human being who releases moisture on a hot day. This process that helps keep both the microorganism and the human body fluids in balance is known as —
a.
homeostasis
c.
heredity
b.
cell division
d.
mutation
 

 24. 

Henry’s project is on porcupine populations in Virginia. He would like to use the phone book to help him make contacts. His most reliable contacts would probably be found by looking in the phone book under —
a.
travel agencies
c.
state agencies
b.
newspapers
d.
civil engineers
 

 25. 

Scientists found the fossilized remains of a canine’s jaw and leg. What information must first be obtained before the scientists can place the fossils in the ancestral time line of the dog?
a.
The rest of the skeleton
c.
The age of the fossils
b.
The continent where the fossils were
found
d.
The population trends for the species
 

 26. 


mc026-1.jpg


a.
Increased evaporation
c.
Increased respiration
b.
Decreased photosynthesis
d.
Decreased temperatures
 

 27. 


mc027-1.jpg

According to the graph, addition of the enzyme amylase causes the reaction to —
a.
slow down
c.
give off heat
b.
speed up
d.
take in heat
 

 28. 


mc028-1.jpg

A flower with this shape would use what type of pollinator?
a.
wind
c.
rain
b.
mammal
d.
hummingbird
 

 29. 


mc029-1.jpg

According to this chart, the insects that are most closely related are the —
a.
springtails and bristletails
c.
springtails and proturans
b.
dragonflies and proturans
d.
bristletails and mayflies
 

 30. 


mc030-1.jpg

Which of these segments could be used to correctly complete the DNA molecule in the diagram above?
a.
mc030-2.jpg
c.
mc030-4.jpg
b.
mc030-3.jpg
d.
mc030-5.jpg
 

 31. 

The nonpoisonous eastern scarlet snake has colored bands that closely resemble the poisonous coral snake. This selective adaptation provides the eastern scarlet snake with —
a.
increased breeding opportunities
c.
the ability to attract prey
b.
a method of avoiding predation
d.
increased feeding opportunities
 

 32. 


mc032-1.jpg

In pea plants, tall plants are dominant to short plants. If two heterozygous tall plants are crossed, what percent of the offspring will probably be short?
a.
75%
c.
25%
b.
50%
d.
0%
 

 33. 


mc033-1.jpg

The processes of photosynthesis and respiration can be thought of as a cycle because —
a.
one is used only by plants and the other
is used only by animals
c.
the products of one are used as the raw
materials of the other
b.
both give off oxygen to be used by
animals
d.
they both have the same purpose
 

 34. 


mc034-1.jpg

All the organisms shown above belong to the Phylum Chordata. The structural similarity in the organisms suggests that —
a.
the humerus is attached to the skeleton
by immovable joints
c.
the humerus is the same size in all
chordates
b.
only animals that walk on 4 legs need
the humerus
d.
chordates have common ancestors
 

 35. 

People long ago believed that maggots came from meat. In the late 1600s, Francesco Redi made the hypothesis that maggots came from flies rather than from meat. Which of these experimental designs could be used to test Redi’s hypothesis?
a.
mc035-1.jpg
c.
mc035-3.jpg
b.
mc035-2.jpg
d.
mc035-4.jpg
 

 36. 


mc036-1.jpg

Which level of this food pyramid represents the largest biomass?
a.
bass
c.
copepods
b.
minnows
d.
algae
 

 37. 

What is the major function of the valves found in human veins?
a.
Preventing movement of blood clots
c.
Adding oxygen to blood plasma
b.
Reducing the back flow of blood
d.
Slowing the red blood cells
 

 38. 


mc038-1.jpg

The above diagram shows the process of osmosis. Only the water molecules could enter the cell because water molecules —
a.
have more energy than the protein
molecules
c.
are more numerous than the protein
molecules
b.
are smaller than the protein molecules
d.
contain more hydrogen atoms than the
protein molecules
 

 39. 

Cleaner fish feed off the algae, fungi, and other microorganisms that are found on larger fish. Other species of fish, which look like the cleaners, are able to approach the larger fish and remove large bites of flesh. If the look-alike populations outnumber the cleaner fish, the —
a.
microorganisms on large fish would
decrease
c.
behavior of large fish would change
b.
cleaner populations would increase
d.
cleaners and mimics would interbreed
 

 40. 

The 14 different species of finches in the Galapagos Islands originated from a single ancestral species. What is it about these islands that is responsible for the diversity of finch species?
a.
The islands are made of volcanic peaks.
c.
Each island has a different climate.
b.
Each island has different food sources.
d.
The islands are clustered near each
other.
 

 41. 


mc041-1.jpg

According to the table, which graph below illustrates the calories used for 1 hour of jogging followed by 2 hours of walking?
a.
mc041-2.jpg
c.
mc041-4.jpg
b.
mc041-3.jpg
d.
mc041-5.jpg
 

 42. 


mc042-1.jpg

According to this table, a codon AGC is the code for which amino acid?
a.
Cysteine (Cys)
c.
Serine (Ser)
b.
Leucine (Leu)
d.
Tyrosine (Tyr)
 

 43. 


mc043-1.jpg

According to this simplified water cycle, the process of transpiration is the process that —
a.
causes photosynthesis in plants
c.
speeds the evaporation of water
b.
releases water vapor from plants
d.
increases the rate of the water cycle
 

 44. 

Which of these is capable of moving quickly in response to its environment?
a.
mc044-1.jpg
c.
mc044-3.jpg
b.
mc044-2.jpg
d.
mc044-4.jpg
 

 45. 

Which sentence best states the importance of using control groups?
a.
Control groups allow comparison
between subjects receiving a treatment
and those receiving no treatment.
c.
Control groups eliminate the need for
statistical tests and simplify calculations.
b.
Control groups eliminate the need for
large sample sizes, reducing the number
of measurements needed.
d.
Control groups provide a method by
which statistical variability can be reduced.
 

 46. 

The respiration system of frogs differs from mammals because frogs —
a.
have lungs at hatching and develop gills
for life in the water
c.
have gills throughout their life cycle
b.
hatch with gills and develop lungs as
they mature
d.
breathe only through their skin
 

 47. 


mc047-1.jpg

The hypothesis best supported by this graph is that these beetles are most active when the area is —
a.
free from predators
c.
wettest from dew
b.
coolest with some sunlight
d.
richest in oxygen supplies
 

 48. 



mc048-1.jpg

Which order of diagrams would show primary succession in an area that had never before been occupied by living organisms?
a.
A, C, B, D
c.
D, B, C, A
b.
C, A, B, D
d.
B, A, C, D
 

 49. 

Which of these statements best summarizes the cell theory?
a.
Cells contain a nucleus and other parts.
c.
Cells can be seen through a microscope.
b.
Cells come in different shapes and sizes.
d.
Cells are the building blocks of living
things.
 

 50. 

Which of these functions most like the “brain” of a cell?
a.
The nucleus
c.
The mitochondrion
b.
The Golgi apparatus
d.
The smooth endoplasmic reticulum
 



 
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