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Name _______________________________ Date __________________
SOL Bio.2
1. Which of the following factors
was NOT incorporated into the
develop-ment of the cellular
theory of life?
A The observation that life can be
produced from living matter.
B The fact that microorganisms exist in
the air.
C Flasks of broth remain free of
microorganisms when
microorganisms are unable to enter
the flasks.
D A belief that a vital force exists in the
air which leads to new life.
2. Which technological development
originally helped confirm the cell
theory of life?
A
B
C
D
the centrifuge
the light microscope
the electron microscope
the development of genetics
3. Which of the following ideas does
the current cellular theory NOT
include?
A All cells have identical internal parts.
B All cells come from preexisting cells.
C Cells are units of function in
organisms.
D Cells are units of structure in
organisms.
4. Evidence suggests that an early
form of life transformed Earth’s
environment in a way that
permitted later life forms to
evolve. What were these early
organisms and how did they
transform the environment?
A Cyanobacteria (“blue-green algae”)
released free oxygen into the
atmosphere.
B Nitrogen-fixing bacteria in bean
plants’ roots made nitrogen
available.
C Trilobites ate dead plants and
animals to create great coal beds
D Viruses caused mutations in early
plants causing them to evolve into
animals.
5. Which of the following is NOT a
way that infections can be
transmitted to humans?
A touching an object on which a
pathogen has landed
B drinking water contaminated by a
infectious agent
C being bitten or scratched by an
infected animal
D use of a sterile syringe for
administering drugs
6. Specifically, what usually causes
the actual symptoms of an
infectious disease?
A
B
C
D
immune system macrophages
interferons circulating in the blood
toxins produced by pathogens
phagocytic cells
_________________________________________________________________________________________________
Copyright ©1999,200 S.S. Flanagan & D.E. Mott
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Do not reproduce without permission.07/15/00
Name _______________________________ Date __________________
SOL Bio.2
7. How is the mosquito related to
the disease malaria?
A It produces antibodies to the
disease.
B It is an antigen for the disease.
C Mosquitoes are pathogens.
D Mosquitoes are vectors for the
disease.
11. These two scientists discovered
the structure of DNA and
produced a model of how it
works:
A
B
C
D
Morgan and Burbank.
Smith and Mann.
Alaine and Codon.
Watson and Crick.
8. A pathogen that passes from one
host to another is called?
12. A function NOT performed by a
cell membrane is:
A
B
C
D
A phagocytosis.
B protein synthesis.
C control of movement of materials
into and out of the cell.
D transmission of nerve impulses.
infectious
toxic
non-specific
pernicious
9. The standard DNA model
improved the understanding of
what phenomenon?
A the working of genes and
chromosomes
B how inheritance operates
C the mechanisms of reproduction
D The model helped with
understanding all of these
phenomena.
10. Rosalind Franklin’s X-ray pictures
of DNA revealed its characteristic
shape. What is that shape of DNA
usually called?
A
B
C
D
a single-stranded helical cluster
a double-stranded helix
a ring of helical molecules
a spiraled cluster of molecules
13. The organelle which controls
most of the cell’s activities and
contains the hereditary materials
is the:
A
B
C
D
nucleus.
cell membrane.
vacuole.
endoplasmic reticulum.
14. The semi-jelly-like environment in
which most life activities of a cell
take place is called:
A
B
C
D
the cell membrane.
a chloroplast.
cytoplasm.
a vacuole.
_________________________________________________________________________________________________
Copyright ©1999,200 S.S. Flanagan & D.E. Mott
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Do not reproduce without permission.07/15/00
Name _______________________________ Date __________________
SOL Bio.2
15. Students observing onion skin
cells and cheek cells could tell
the difference between them
because onion skin cells have:
20. Natural variation is an important
theoretical part of Darwinian
evolutionary thought because it:
provides differences in living
organisms on which the process
natural selection acts.
B allows individuals to explore new
habitats.
C minimizes competition within a
species.
D allows individuals to make the best
uses of limited resources.
A
A
B
C
D
a cell membrane.
a nucleus.
a centriole.
a cell wall.
16. What substance passes through
the cell membrane by the process
of osmosis?
A
B
C
D
glucose
protein
water
sodium
17. The first autotrophs most likely
produced their food by the
process of:
A
B
C
D
chemosynthesis
glycolysis
photosynthesis
aerobic respiration
18. Which one of the following gases
is NOT thought to have been
present in Earth’s early
atmosphere?
A
B
C
D
oxygen
methane
nitrogen
carbon dioxide
19. The first forms of life most likely
contained:
A
B
C
D
21. Most fossils are found in:
A
B
C
D
igneous rock.
ice.
sedimentary rock.
deposits of carbon.
22. What is the age of the oldest
known fossils?
A
B
C
D
about 28 billion years
about 9.8 billion years
about 3.9 billion years
about 500 million years
23. The genetic material found in the
nucleus of most cells, is
composed of:
A
B
C
D
deoxyribonucleic acid.
triglycerides.
proteins.
adenosine triphosphate.
nucleic acids.
mitochondria.
nuclei.
chloroplasts.
_________________________________________________________________________________________________
Copyright ©1999,200 S.S. Flanagan & D.E. Mott
10
Do not reproduce without permission.07/15/00
Name _______________________________ Date __________________
SOL Bio.2
24. The cell theory states that:
I. all cells rise from preexisting
cells.
II. the cell is the basic unit of life.
III. all cells are composed of cells or
cell parts.
IV. all cells make up organs and
tissues.
A
B
C
D
I, III, and IV
I, II, and III
I and III
II and IV
25. What invention led to the
development of the cell theory?
A
B
C
D
camera
magnifying glass
microscope
microorganisms
26. The statement “All living cells
arise from preexisting cells.” was
proposed by:
A
B
C
D
Rudolf Virchow.
Robert Hooke.
Van Helmont.
Aristotle.
27. Francisco Redi experimented with
rotting meats to disprove:
A
B
C
D
the DNA model.
abiogenesis.
NASA science missions.
that flies come from maggots.
28. Who suggested that life on
primitive Earth was produced
from nonliving matter?
A
B
C
D
Louis Pasteur
Robert Brown
A. I. Oparin
Leeuwenhoek
29. The shape of a DNA molecule
could best be described as a:
A
B
C
D
cubic cube.
double helix.
triple hexagon.
square ladder.
30. Scientists involved in the
discovery of DNA as a genetic
material were:
A Leeuwenhoek, van Helmont, and
Redi.
B Aristotle, Mendel, and Hooke.
C Pasteur, Brown, and Virchow.
D Griffith, Avery, Hershey, and Chase.
31. Watson and Crick used the
information about DNA structure
provided by whom to develop a
model of the DNA molecule?
A
B
C
D
Mendel and Smith
Punnett and Darwin
Chargaff and Franklin
Johannsen and Sagan
_________________________________________________________________________________________________
Copyright ©1999,200 S.S. Flanagan & D.E. Mott
11
Do not reproduce without permission.07/15/00