BIOL 1201 EXAM 1 Questions With Correct
Answers
An organ, such as the liver, is composed of ____. - CORRECT ANSWER✔✔-tissues
| | | | | | | | | | | |
Which of these is an organ system?
| | | | | | |
A. stomach
| |
B. mucosa
| |
C. digestive
|
D. gamete - CORRECT ANSWER✔✔-C
| | | |
Organs are composed of ___ or more different tissues. - CORRECT ANSWER✔✔-
| | | | | | | | | | |
two
The digestive system is composed of structures such as the.... - CORRECT
| | | | | | | | | | | |
ANSWER✔✔-stomach and small intestine | | |
What are the two main types of cells? - CORRECT ANSWER✔✔-prokaryotes and
| | | | | | | | | | | |
eukaryotes
Prokaryotic cells lack the ___ and other ___ found in eukaryotic cells. - CORRECT
| | | | | | | | | | | | | |
ANSWER✔✔-nucleus; organelles |
,What is the sequence that represents the hierarchy of biological organization
| | | | | | | | | | |
from the least to the most complex level? - CORRECT ANSWER✔✔-molecule, cell,
| | | | | | | | | | |
|organ system, population, ecosystem, biosphere
| | | |
For most ecosystems __________ is (are) the ultimate source of energy, and
| | | | | | | | | | | |
energy leaves the ecosystem in the form of __________. - CORRECT ANSWER✔✔-
| | | | | | | | | | |
sunlight; heat |
The lowest level of biological organization that can perform all the activities
| | | | | | | | | | | |
required for life is the... | | | |
Ex: ___ - CORRECT ANSWER✔✔-cell; skin cell
| | | | | |
Which of the following statements concerning prokaryotic and eukaryotic cells is
| | | | | | | | | | |
not correct? |
A. DNA, or deoxyribonucleic acid, is present in both
| | | | | | | | |
| prokaryotic cells and eukaryotic cells. | | | | |
B. Prokaryotic cells contain small membrane-enclosed
| | | | |
| organelles. |
C. Prokaryotic cells lack a membrane-bound nucleus.
| | | | | | |
D. Eukaryotic cells contain a membrane-bound nucleus.
| | | | | | |
E. DNA or deoxyribonucleic acid is present in the nucleus
| | | | | | | | |
| of eukaryotic cells. - CORRECT ANSWER✔✔-B
| | | | |
, Species that are in the same __________ are more closely related than species
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that are only in the same __________. - CORRECT ANSWER✔✔-family; order
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Two species that belong to the same genus must also belong to the same... -
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CORRECT ANSWER✔✔-order, phylum, kingdom, class
| | | |
What is the hierarchical organization of life from most to least inclusive? -
| | | | | | | | | | | | |
CORRECT ANSWER✔✔-kingdom, phylum, class, order, family, genus, species
| | | | | | |
Which of the following statements is not true of scientific experiments?
| | | | | | | | | | |
A. They must be well documented.
| | | | | |
B. They must occur under carefully controlled conditions
| | | | | | |
| found in a laboratory.
| | | |
C. They yield useful results regardless of whether the
| | | | | | | |
| hypothesis is supported or rejected. - CORRECT ANSWER✔✔-B
| | | | | | |
In an experiment, investigators try to control all of the variables except one—the
| | | | | | | | | | | | |
one that tests the hypothesis. Which of the following reasons is the primary
| | | | | | | | | | | | |
rationale for controlling variables in an experiment? - CORRECT ANSWER✔✔-to
| | | | | | | | | |
eliminate alternative explanations | |
Controlling all variables but one ensures that ___ is not responsible for the results
| | | | | | | | | | | | |
obtained from an experiment. - CORRECT ANSWER✔✔-some other factor
| | | | | | | | |
Which of the following statements could not be supported or rejected by a
| | | | | | | | | | | | |
scientific experiment? | |
Answers
An organ, such as the liver, is composed of ____. - CORRECT ANSWER✔✔-tissues
| | | | | | | | | | | |
Which of these is an organ system?
| | | | | | |
A. stomach
| |
B. mucosa
| |
C. digestive
|
D. gamete - CORRECT ANSWER✔✔-C
| | | |
Organs are composed of ___ or more different tissues. - CORRECT ANSWER✔✔-
| | | | | | | | | | |
two
The digestive system is composed of structures such as the.... - CORRECT
| | | | | | | | | | | |
ANSWER✔✔-stomach and small intestine | | |
What are the two main types of cells? - CORRECT ANSWER✔✔-prokaryotes and
| | | | | | | | | | | |
eukaryotes
Prokaryotic cells lack the ___ and other ___ found in eukaryotic cells. - CORRECT
| | | | | | | | | | | | | |
ANSWER✔✔-nucleus; organelles |
,What is the sequence that represents the hierarchy of biological organization
| | | | | | | | | | |
from the least to the most complex level? - CORRECT ANSWER✔✔-molecule, cell,
| | | | | | | | | | |
|organ system, population, ecosystem, biosphere
| | | |
For most ecosystems __________ is (are) the ultimate source of energy, and
| | | | | | | | | | | |
energy leaves the ecosystem in the form of __________. - CORRECT ANSWER✔✔-
| | | | | | | | | | |
sunlight; heat |
The lowest level of biological organization that can perform all the activities
| | | | | | | | | | | |
required for life is the... | | | |
Ex: ___ - CORRECT ANSWER✔✔-cell; skin cell
| | | | | |
Which of the following statements concerning prokaryotic and eukaryotic cells is
| | | | | | | | | | |
not correct? |
A. DNA, or deoxyribonucleic acid, is present in both
| | | | | | | | |
| prokaryotic cells and eukaryotic cells. | | | | |
B. Prokaryotic cells contain small membrane-enclosed
| | | | |
| organelles. |
C. Prokaryotic cells lack a membrane-bound nucleus.
| | | | | | |
D. Eukaryotic cells contain a membrane-bound nucleus.
| | | | | | |
E. DNA or deoxyribonucleic acid is present in the nucleus
| | | | | | | | |
| of eukaryotic cells. - CORRECT ANSWER✔✔-B
| | | | |
, Species that are in the same __________ are more closely related than species
| | | | | | | | | | | | |
that are only in the same __________. - CORRECT ANSWER✔✔-family; order
| | | | | | | | | |
Two species that belong to the same genus must also belong to the same... -
| | | | | | | | | | | | | | |
CORRECT ANSWER✔✔-order, phylum, kingdom, class
| | | |
What is the hierarchical organization of life from most to least inclusive? -
| | | | | | | | | | | | |
CORRECT ANSWER✔✔-kingdom, phylum, class, order, family, genus, species
| | | | | | |
Which of the following statements is not true of scientific experiments?
| | | | | | | | | | |
A. They must be well documented.
| | | | | |
B. They must occur under carefully controlled conditions
| | | | | | |
| found in a laboratory.
| | | |
C. They yield useful results regardless of whether the
| | | | | | | |
| hypothesis is supported or rejected. - CORRECT ANSWER✔✔-B
| | | | | | |
In an experiment, investigators try to control all of the variables except one—the
| | | | | | | | | | | | |
one that tests the hypothesis. Which of the following reasons is the primary
| | | | | | | | | | | | |
rationale for controlling variables in an experiment? - CORRECT ANSWER✔✔-to
| | | | | | | | | |
eliminate alternative explanations | |
Controlling all variables but one ensures that ___ is not responsible for the results
| | | | | | | | | | | | |
obtained from an experiment. - CORRECT ANSWER✔✔-some other factor
| | | | | | | | |
Which of the following statements could not be supported or rejected by a
| | | | | | | | | | | | |
scientific experiment? | |
