CSCC BIO 1111 EXAM 3 ACTUAL SCRIPT 2026
COMPLETE QUESTIONS AND CORRECT
ANSWERS GRADED A+
◉ To be considered a living organism, the organism must consist of
1. DNA and proteins.
2. one or more cells.
3. RNA and proteins.
4. atoms and molecules.
5. DNA and RNA.
Answer: one or more cells
◉ Homeostasis means that
1. a population changes over time.
2. environmental conditions are held constant and do not change.
3. cells have enough water.
4. all organisms require an energy source.
5. conditions inside a cell or organism remain within a constant
range.
Answer: conditions inside a cell or organism remain within a
constant range.
,◉ True or False: The cell is the basic unit of life.
Answer: True
◉ In an experimental procedure, the ________________ is the factor
actually being measured by the investigator
1. independent variable
2. dependent variable
3. control group
4. standardized variable
5. Both dependent variable and standardized variable are correct
Answer: dependent variable
◉ Which of the following is not a true statement about the scientific
method?
1. It is a general way of organizing an investigation.
2. It is a framework to consider ideas in a repeatable way.
3. It begins with observations.
4. It does not apply to problems encountered in everyday life.
5. It is a framework to consider evidence in a repeatable way.
Answer: It does not apply to problems encountered in everyday life.
,◉ "The most restrictive taxon" and "the ability to breed only among
themselves" reference
1. members of the same species.
2. members of the same domain.
3. members of the same genus.
4. members of the same family.
5. members of the same kingdom.
Answer: members of the same species.
◉ An ecosystem would include all of the following except:
1. A community
2. A biosphere
3. Populations
4. Organisms
5. None of these are correct
Answer: A biosphere
◉ A theory differs from a hypothesis in that a theory
1. has more supportive evidence than a hypothesis.
2. is broader in scope than a hypothesis.
3. has predictive power.
4. ties together many existing observations.
, 5. All answers are correct.
Answer: All answers are correct
◉ Starting at the smallest scale, which is the correct sequence for
levels of biological organization within an organism?
1. atom - molecule - organelle - cell - tissue
2. molecule - atom - organelle - tissue - cell
3. cell - organelle - atom - tissue - molecule
4. organelle - molecule - atom - tissue - cell
5. atom - organelle - molecule - cell - tissue
Answer: atom - molecule - organelle - cell - tissue
◉ All ecosystems
1. need a continuous outside energy source.
2. stay exactly the same once mature.
3. are entirely self-sufficient.
4. consist of only living organisms.
5. None of these answers are correct.
Answer: need a continuous outside energy source.
◉ Which of the following is not true about a hypothesis?
1. It can be proven to be true.
COMPLETE QUESTIONS AND CORRECT
ANSWERS GRADED A+
◉ To be considered a living organism, the organism must consist of
1. DNA and proteins.
2. one or more cells.
3. RNA and proteins.
4. atoms and molecules.
5. DNA and RNA.
Answer: one or more cells
◉ Homeostasis means that
1. a population changes over time.
2. environmental conditions are held constant and do not change.
3. cells have enough water.
4. all organisms require an energy source.
5. conditions inside a cell or organism remain within a constant
range.
Answer: conditions inside a cell or organism remain within a
constant range.
,◉ True or False: The cell is the basic unit of life.
Answer: True
◉ In an experimental procedure, the ________________ is the factor
actually being measured by the investigator
1. independent variable
2. dependent variable
3. control group
4. standardized variable
5. Both dependent variable and standardized variable are correct
Answer: dependent variable
◉ Which of the following is not a true statement about the scientific
method?
1. It is a general way of organizing an investigation.
2. It is a framework to consider ideas in a repeatable way.
3. It begins with observations.
4. It does not apply to problems encountered in everyday life.
5. It is a framework to consider evidence in a repeatable way.
Answer: It does not apply to problems encountered in everyday life.
,◉ "The most restrictive taxon" and "the ability to breed only among
themselves" reference
1. members of the same species.
2. members of the same domain.
3. members of the same genus.
4. members of the same family.
5. members of the same kingdom.
Answer: members of the same species.
◉ An ecosystem would include all of the following except:
1. A community
2. A biosphere
3. Populations
4. Organisms
5. None of these are correct
Answer: A biosphere
◉ A theory differs from a hypothesis in that a theory
1. has more supportive evidence than a hypothesis.
2. is broader in scope than a hypothesis.
3. has predictive power.
4. ties together many existing observations.
, 5. All answers are correct.
Answer: All answers are correct
◉ Starting at the smallest scale, which is the correct sequence for
levels of biological organization within an organism?
1. atom - molecule - organelle - cell - tissue
2. molecule - atom - organelle - tissue - cell
3. cell - organelle - atom - tissue - molecule
4. organelle - molecule - atom - tissue - cell
5. atom - organelle - molecule - cell - tissue
Answer: atom - molecule - organelle - cell - tissue
◉ All ecosystems
1. need a continuous outside energy source.
2. stay exactly the same once mature.
3. are entirely self-sufficient.
4. consist of only living organisms.
5. None of these answers are correct.
Answer: need a continuous outside energy source.
◉ Which of the following is not true about a hypothesis?
1. It can be proven to be true.
