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Biology B Final Exam Review
Test Description: Biology Review
Instructions: Answer all questions to get your test result.
1) Mendel experimented with garden peas. One of the traits he looked at was texture of the pea coat. If we said the pea coat was smooth what are we looking at?
A
alleles
B
phenotype
C
genotype
D
chromosomes
2) Mendel looked at flower color. If we said a flower was homozygous dominant what are we looking at?
A
genotype
B
alleles
C
chromosomes
D
phenotype
3) Organisms that have two identical alleles for a trait are said to be
A
hybrid
B
dominant
C
homozygous
D
heterozygous
4) Organisms that have two different alleles for a trait are said to be
A
purebred
B
homozygous
C
heterozygous
D
recessive
5) Which of the following was an early realization that gave rise to Darwin's theory of natural selection?
A
The earth is younger than previously thought
B
Most organisms share the same habitat
C
The earth and its organisms have changed through time
D
Organisms do not appear to be closely related
6) Darwin saw that farm animals with preferred traits were used in breeding. This best illustrates the process of
A
artifical selection
B
genetic engineering
C
natural selection
D
evolution
7) All of the following adaptation could lead to an organism to be successful except
A
a fox in northern Canada grows white fur.
B
a butterfly develops coloring that enables it to camouflage itself in its environment
C
an elephant in the savannah develops without the ability to hear
D
a salamander living in a cave is born without eyesight or fully developed eyes
8) A water buffalo is born with slightly longer legs allowing it to run faster than the other water buffalo. This adapation came about because
A
the water buffalo's parents were not able to outrun a lion
B
the water buffalo did not get enough nutritious food once it was born
C
the water buffalo needed to be able to run faster
D
there was a mutation in the water buffalo's genetic code
9) Which of the following was an early realization that gave rise to Darwin's theory of natural selection?
A
The earth and its organisms have changed through time
B
Organisms do not appear to be closely related
C
The earth is younger than previously thought
D
Most organisms share the same habitat
10) Why do biologists have taxonomic systems?
A
to maintain a small number of taxa or groups
B
to construct a family tree that predicts how many species may be discovered in the future
C
to provide consistent ways to identify and classify organisms as they are being studied
D
to provide descriptive Latin names
11) Vaccines prevent disease by
A
bringing bacteria to infect healthy cells
B
combining with pathogens to inactivate them
C
preparing the immume system to recognize and destroy pathogens
D
containing specific T lymphocytes
12) Which event listed is most likely to cause a widespread influenza outbreak?
A
Winter precipitation is increased due to global warming
B
The influenza virus is recognized by host immune systems
C
The northern portion of the country is affected by winter-like weather patterns.
D
People do not have immunity to a new strain of the influenza virus
13) When a virus invades a host the most common threat is
A
stimulation of muscle tone in the heart
B
production of viral fluids in the blood stream
C
fermentation of acids in the digestive system
D
destruction of cells by viral reproduction
14) Viruses and bacteria are both microscopic and can both cause disease. Viruses differ from bacteria in that all viruses
A
have cell walls
B
can be destroyed by antibiotics
C
cause insect transmitted diseases
D
need a living host cell to reproduce
15) Some diseases are caused by bacteria, protists, invertebrates or viruses. How do diseases caused by bacteria and diseases caused by viruses react to antibiotics?
A
Bacteria diseases respond to antibiotics, viral diseases do not
B
Neither respond to antibiotics
C
Both respond to antibiotics.
D
Viral diseases repsong to antibiotics, bacterial diseases do not.
16) Prokaryotes are different from all other organisms in that their cells
A
lack DNA
B
lack nuclei
C
have organelles
D
have cell walls
17) All bacteria are classified as
A
Protista
B
Archaea
C
Prokaryotes
D
Eukaryotes
18) Of which domains are the prokaryotes members?
A
Archara and Eukarya
B
Bacteria and Eukarya
C
Archara and Bacteria
D
Bacteria, Eukarya, and Archara
19) All members of the kingdom Protista are
A
eukaryotic
B
prokaryotic
C
autotrophic
D
eukaryotic
20) Which of the following characteristics distinguishes fungi from other organims?
A
Unicellular
B
Use photosynthesis to makes food
C
Reproduce sexually
D
Use absorption to obtain nutrients
*select an answer for all questions
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