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BIOLOGY 103
FINAL EXAMINATION
I. Multiple choice questions. Please bold or underline the correct answer (2 point
each= 100 points)
1. All of the following are common or recurrent themes in biology except?
ST
A. Organisms grow, develop, and reproduce
B. Function determines structure
C. Matter is recycled while energy flows through living systems
D. Living organisms maintain homeostasis
E. Evolutionary processes explain both the unity and adaptive diversity of life
O
F. Life’s components are interconnected and interdependent
2. Suppose you conduct an experiment which simulates glacial recession over time.
IC
What is the dependent variable in this experiment?
A. Glacial mass
B. Sunlight
C. The season
D. Time
3. In the following chemical reaction, what is carbon dioxide (CO2)?
Organic molecule + 6O2 --> 6CO2 + 6 H2O + energy
A. independent variable
B. product
C. substrate
D. enzyme
E. activation factor
4. Of the following statements, which statement is FALSE?
A. The Second Law of Thermodynamics predicts that although localized areas may
temporarily increase in the degree of order, the overall randomness of the
Universe will not decrease.
B. Energy flow in ecosystems is linear, or one-way.
, 2
C. Photosynthesis converts the energy of the sun into stored chemical energy.
D. Cellular respiration converts carbohydrates into usable energy and heat.
E. Only about half the energy available in an organism is transferred to the
consumer who eats it.
5. Decomposers provide mineral nutrients for:
A. heterotrophs
B. autotrophs
C. the second trophic level
D. the third trophic level
E. omnivores
6. You have a solution that has a pH of 8 and needs to be pH 5. What do you do?
A. add water
B. add a base
C. add an acid
D. add a buffer
ST
7. Temperature is a measure of
A. The potential energy in a substance
B. How fast the molecules in a substance are moving
C. The energy lost from a substance to its surroundings.
D. How much heat is being absorbed by a substance
O
E. All of the above
8. Which of the following is TRUE regarding chemical bonds?
IC
A. Chemical bonds are an unbreakable union of two atoms.
B. Chemical bonds are an energetic interaction, or relationship, that occurs
between two atoms.
C. Chemical bonds are a physical linkage of two atoms.
D. Chemical bonds are the result of energy emitted by radioactive atoms.
9. Which of the following reactions or pathways is catabolic?
A. Converting glucose to carbon dioxide and water (cellular respiration)
B. Making starch from many glucose monomers
C. Photosynthesis, which builds glucose from carbon dioxide using energy from light
D. Making ATP from ADP and phosphate
10. Cellular respiration occurs in which types of cells?
A. Bacterial cells
B. Animal cells
C. Plant cells
D. Protist cells
E. All of the above
, 3
11. What characteristic of carbon makes it a good backbone for creating diverse and
durable molecules?
A. Carbon is a large molecule
B. Carbon forms hydrogen bonds
C. Carbon forms four covalent bonds
D. All of the above
12. One human disease is caused by a change in the DNA from GAA to GUA. This
change is an example of:
A. Crossing-over
B. A meiosis error
C. A mitosis error
D. A mutation
13. A chemotherapy drug affects the enzyme DNA polymerase. In which part of the cell
cycle does it inhibit cell division?
A. Metaphase
B. S phase
ST
C. G2 phase
D. G1
E. Cytokinesis
F. Prophase
O
14. Which term does not belong in this list?
A. Acid
B. Vinegar
IC
C. Hydrogen ion donor
D. pH 8
E. Lactic acid
15. The process in which molecules spread randomly from areas of higher
concentration to areas of lower concentration is:
A. Filtration
B. Diffusion
C. Exocytosis
D. Osmosis
16. Each of the following is a true statement about photosynthesis, except
A. The light reactions produce ATP from sunlight energy
B. The products of photosynthesis are used as reactants in cellular respiration
C. The products of cellular respiration are used as reactants in photosynthesis
D. Water is used during photosynthesis to capture the electrons released
from excited chlorophyll pigments
E. The products of the light reactions of photosynthesis are used to produce sugars
in the Calvin cycle
BIOLOGY 103
FINAL EXAMINATION
I. Multiple choice questions. Please bold or underline the correct answer (2 point
each= 100 points)
1. All of the following are common or recurrent themes in biology except?
ST
A. Organisms grow, develop, and reproduce
B. Function determines structure
C. Matter is recycled while energy flows through living systems
D. Living organisms maintain homeostasis
E. Evolutionary processes explain both the unity and adaptive diversity of life
O
F. Life’s components are interconnected and interdependent
2. Suppose you conduct an experiment which simulates glacial recession over time.
IC
What is the dependent variable in this experiment?
A. Glacial mass
B. Sunlight
C. The season
D. Time
3. In the following chemical reaction, what is carbon dioxide (CO2)?
Organic molecule + 6O2 --> 6CO2 + 6 H2O + energy
A. independent variable
B. product
C. substrate
D. enzyme
E. activation factor
4. Of the following statements, which statement is FALSE?
A. The Second Law of Thermodynamics predicts that although localized areas may
temporarily increase in the degree of order, the overall randomness of the
Universe will not decrease.
B. Energy flow in ecosystems is linear, or one-way.
, 2
C. Photosynthesis converts the energy of the sun into stored chemical energy.
D. Cellular respiration converts carbohydrates into usable energy and heat.
E. Only about half the energy available in an organism is transferred to the
consumer who eats it.
5. Decomposers provide mineral nutrients for:
A. heterotrophs
B. autotrophs
C. the second trophic level
D. the third trophic level
E. omnivores
6. You have a solution that has a pH of 8 and needs to be pH 5. What do you do?
A. add water
B. add a base
C. add an acid
D. add a buffer
ST
7. Temperature is a measure of
A. The potential energy in a substance
B. How fast the molecules in a substance are moving
C. The energy lost from a substance to its surroundings.
D. How much heat is being absorbed by a substance
O
E. All of the above
8. Which of the following is TRUE regarding chemical bonds?
IC
A. Chemical bonds are an unbreakable union of two atoms.
B. Chemical bonds are an energetic interaction, or relationship, that occurs
between two atoms.
C. Chemical bonds are a physical linkage of two atoms.
D. Chemical bonds are the result of energy emitted by radioactive atoms.
9. Which of the following reactions or pathways is catabolic?
A. Converting glucose to carbon dioxide and water (cellular respiration)
B. Making starch from many glucose monomers
C. Photosynthesis, which builds glucose from carbon dioxide using energy from light
D. Making ATP from ADP and phosphate
10. Cellular respiration occurs in which types of cells?
A. Bacterial cells
B. Animal cells
C. Plant cells
D. Protist cells
E. All of the above
, 3
11. What characteristic of carbon makes it a good backbone for creating diverse and
durable molecules?
A. Carbon is a large molecule
B. Carbon forms hydrogen bonds
C. Carbon forms four covalent bonds
D. All of the above
12. One human disease is caused by a change in the DNA from GAA to GUA. This
change is an example of:
A. Crossing-over
B. A meiosis error
C. A mitosis error
D. A mutation
13. A chemotherapy drug affects the enzyme DNA polymerase. In which part of the cell
cycle does it inhibit cell division?
A. Metaphase
B. S phase
ST
C. G2 phase
D. G1
E. Cytokinesis
F. Prophase
O
14. Which term does not belong in this list?
A. Acid
B. Vinegar
IC
C. Hydrogen ion donor
D. pH 8
E. Lactic acid
15. The process in which molecules spread randomly from areas of higher
concentration to areas of lower concentration is:
A. Filtration
B. Diffusion
C. Exocytosis
D. Osmosis
16. Each of the following is a true statement about photosynthesis, except
A. The light reactions produce ATP from sunlight energy
B. The products of photosynthesis are used as reactants in cellular respiration
C. The products of cellular respiration are used as reactants in photosynthesis
D. Water is used during photosynthesis to capture the electrons released
from excited chlorophyll pigments
E. The products of the light reactions of photosynthesis are used to produce sugars
in the Calvin cycle
