BIOS 1120 EXAM 1 WITH
CORRECT
ANSWERS 2025
Put in order the scientific method. ( correct answers ) Observation,
Question, Hypothesis, Experiment, Analysis, Conclusion
Select the best fit definition for the term "hypothesis."
A. A guess, causal explanation
B. A statement that describes phenomenon (or a set of observations)
C. A clear statement that is testable and feasible
D.An explanation of the natural world, based on a single data set
collected through the scientific method. ( correct answers ) C. A clear
statement that is testable and feasible
Select the best fit definition of the term "experiment."
E. Try something new, see if you're correct.
F.Something that has a clear purpose with strictly defined parameters
that can be repeated and is reliable.
G. A guess, causal explanation
H.The last step in the scientific method ( correct answers ) B. Something
that has a clear purpose with strictly defined parameters that can be
repeated and is reliable.
T or F: Prokaryotes are single-celled organisms that do not have
membrane-bound nuclei: ( correct answers ) True
The is the smallest unit of structure and function in living organisms:
( correct answers ) Cell
Which of the following statement(s) are
false?
A. Humans are not animals.
B. Reproduction is a required characteristic
of life. ( correct answers ) A.
C. Adaptation is a constant. Humans
D. The atom is the smallest particle of an
element. are not animals.
Biology is... is a constant.
C. Adaptation
A. The study of life
B. A systematic way of discovering, applying and organizing
knowledge.
C. A working theory.
D. The study of everything on earth ( correct answers ) A. The
study of life
, What are the three branches of the phylogenetic ( correct
tree of life? Bacteria, Archaea, Eukarya answers )
The is the smallest unit of matter that retains all the element's
chemical properties. ( correct answers ) Atom
Atoms consist of what three subatomic particles?
( correct answers ) Proton, Neutron,
Electron
Atomic Number: ( correct answers ) Number of protons; how
elements are distinguished.
Mass: ( correct answers ) Number of proton and neutrons determine the
elements mass.
Atomic Mass: ( correct answers ) Calculated mean of the mass
number for its naturally occurring isotopes
True or false: an ion is an atom or molecule that has a net electrical charge.
( correct answers ) True
True or false: There are polar and nonpolar hydrogen bonds.
( correct answers ) False
Water is comprised of bonds. ( correct answers ) Covalent
bonds Substances that dissolve in water are while
substances that repel water are
A. Hydrophilic, hydrophobic
B. Hydrophobic, hydrophilic
C. Cohesive, adhesive
D. Solvent, solute ( correct answers ) A. Hydrophilic, hydrophobic
Fundamental component for all macromolecules is . ( correct answers )
Carbon
pH can be used to measure how or a solution is.
E. Hot, cold
F. Basic, viscous
G. Basic, acidic
H. Sweet, salty ( correct answers ) C. Basic, acidic
Cis- carbons: ( correct answers ) are bound on the same side of the
double bond. Trans- carbons: ( correct answers ) are opposite sides of
the double bond.
CORRECT
ANSWERS 2025
Put in order the scientific method. ( correct answers ) Observation,
Question, Hypothesis, Experiment, Analysis, Conclusion
Select the best fit definition for the term "hypothesis."
A. A guess, causal explanation
B. A statement that describes phenomenon (or a set of observations)
C. A clear statement that is testable and feasible
D.An explanation of the natural world, based on a single data set
collected through the scientific method. ( correct answers ) C. A clear
statement that is testable and feasible
Select the best fit definition of the term "experiment."
E. Try something new, see if you're correct.
F.Something that has a clear purpose with strictly defined parameters
that can be repeated and is reliable.
G. A guess, causal explanation
H.The last step in the scientific method ( correct answers ) B. Something
that has a clear purpose with strictly defined parameters that can be
repeated and is reliable.
T or F: Prokaryotes are single-celled organisms that do not have
membrane-bound nuclei: ( correct answers ) True
The is the smallest unit of structure and function in living organisms:
( correct answers ) Cell
Which of the following statement(s) are
false?
A. Humans are not animals.
B. Reproduction is a required characteristic
of life. ( correct answers ) A.
C. Adaptation is a constant. Humans
D. The atom is the smallest particle of an
element. are not animals.
Biology is... is a constant.
C. Adaptation
A. The study of life
B. A systematic way of discovering, applying and organizing
knowledge.
C. A working theory.
D. The study of everything on earth ( correct answers ) A. The
study of life
, What are the three branches of the phylogenetic ( correct
tree of life? Bacteria, Archaea, Eukarya answers )
The is the smallest unit of matter that retains all the element's
chemical properties. ( correct answers ) Atom
Atoms consist of what three subatomic particles?
( correct answers ) Proton, Neutron,
Electron
Atomic Number: ( correct answers ) Number of protons; how
elements are distinguished.
Mass: ( correct answers ) Number of proton and neutrons determine the
elements mass.
Atomic Mass: ( correct answers ) Calculated mean of the mass
number for its naturally occurring isotopes
True or false: an ion is an atom or molecule that has a net electrical charge.
( correct answers ) True
True or false: There are polar and nonpolar hydrogen bonds.
( correct answers ) False
Water is comprised of bonds. ( correct answers ) Covalent
bonds Substances that dissolve in water are while
substances that repel water are
A. Hydrophilic, hydrophobic
B. Hydrophobic, hydrophilic
C. Cohesive, adhesive
D. Solvent, solute ( correct answers ) A. Hydrophilic, hydrophobic
Fundamental component for all macromolecules is . ( correct answers )
Carbon
pH can be used to measure how or a solution is.
E. Hot, cold
F. Basic, viscous
G. Basic, acidic
H. Sweet, salty ( correct answers ) C. Basic, acidic
Cis- carbons: ( correct answers ) are bound on the same side of the
double bond. Trans- carbons: ( correct answers ) are opposite sides of
the double bond.
