KSU BIOLOGY 198 LATEST 2026 EXAM QUESTIONS AND
ANSWERS GRADED A+
✔✔Law - ✔✔A pattern or relationship that has been established based on a large
amount of experimental data is a:
✔✔T - ✔✔True or False: You can accept or reject a hypothesis, but never prove it to be
true.
✔✔F - ✔✔True or False: You can prove a hypothesis to be true.
✔✔F - ✔✔True or False: Data and Results are two names for the same thing.
✔✔Data - ✔✔The facts you collect from your experiment.
✔✔Results - ✔✔Your interpretation of what the data means.
✔✔T - ✔✔True or False: it is easier to show something to be false than to demonstrate
it is true.
✔✔null hypothesis (no-difference hypothesis) - ✔✔Which type of hypothesis is easier to
test?
✔✔F - ✔✔True or False: a hypothesis shown to be true within a high statistical
probability cannot be wrong
✔✔control - ✔✔The ______ group is identical to each test group except for one
variable.
✔✔F - ✔✔True or False: If your hypothesis is rejected, then your experiment was poorly
designed.
✔✔Theory - ✔✔A well-substantiated explanation of an aspect of the natural world is a:
✔✔conclusions - ✔✔If the results of an experiment turn out differently from what you
expected, then you should explore the possible reasons for this in the ______ section of
your experimental write-up.
✔✔1, 9 - ✔✔In order to make a 1/10 dilution (10mL), you would use ___ mL of the
solution and ____ mL of water.
✔✔metabolism - ✔✔Living things take nutrients and energy from the environment. In
other words, living things carry out _____.
, ✔✔organized - ✔✔Living things are more _____ than their environment.
✔✔respond - ✔✔Living things _____ to their environment.
✔✔both - ✔✔Do changes at one level of organizational hierarchy affect the levels
above, below, or both?
✔✔Repeatability (Reproducibility) - ✔✔The ability of an entire experiment or study to be
duplicated, either by the same researcher or by someone else working independently.
✔✔appropriate - ✔✔When generating a hypothesis, it is necessary to ensure it is
scientifically ______.
✔✔experimental, observational - ✔✔What are the two types of scientific investigation?
✔✔patterns - ✔✔Scientists believe that through the use of the intellect, and with the aid
of instruments that extend the senses, people can discover _____ in all of nature.
✔✔Adaptation - ✔✔______ has to do with how well an organism's characteristics match
it's habitat.
✔✔Fitness - ✔✔______ has to do with the number of surviving offspring an organism
leaves.
✔✔cladogram - ✔✔A stylized diagram that looks like a series of Y's or forks in a road.
✔✔ancestral - ✔✔A(n) ______ trait is found in all members of the group for which you
wish to construct a cladogram.
✔✔derived - ✔✔A(n) ______ trait does not appear in the most recent ancestor and has
resulted from evolutionary change in the ancestral group members.
✔✔trait (characteristic) - ✔✔At every branch of a cladogram, one of the organisms that
does not share a common ________ with the rest of the group is "branched" off into its
own clade.
✔✔extant - ✔✔An organism/species that is still living today is ______.
✔✔top - ✔✔All organisms that are extant should be arranged at the ____ of a
phylogenetic tree.
✔✔ecomorph - ✔✔A group of organisms, sometimes even different species, whose
appearances are similar because of similar environmental pressures in their habitat.
ANSWERS GRADED A+
✔✔Law - ✔✔A pattern or relationship that has been established based on a large
amount of experimental data is a:
✔✔T - ✔✔True or False: You can accept or reject a hypothesis, but never prove it to be
true.
✔✔F - ✔✔True or False: You can prove a hypothesis to be true.
✔✔F - ✔✔True or False: Data and Results are two names for the same thing.
✔✔Data - ✔✔The facts you collect from your experiment.
✔✔Results - ✔✔Your interpretation of what the data means.
✔✔T - ✔✔True or False: it is easier to show something to be false than to demonstrate
it is true.
✔✔null hypothesis (no-difference hypothesis) - ✔✔Which type of hypothesis is easier to
test?
✔✔F - ✔✔True or False: a hypothesis shown to be true within a high statistical
probability cannot be wrong
✔✔control - ✔✔The ______ group is identical to each test group except for one
variable.
✔✔F - ✔✔True or False: If your hypothesis is rejected, then your experiment was poorly
designed.
✔✔Theory - ✔✔A well-substantiated explanation of an aspect of the natural world is a:
✔✔conclusions - ✔✔If the results of an experiment turn out differently from what you
expected, then you should explore the possible reasons for this in the ______ section of
your experimental write-up.
✔✔1, 9 - ✔✔In order to make a 1/10 dilution (10mL), you would use ___ mL of the
solution and ____ mL of water.
✔✔metabolism - ✔✔Living things take nutrients and energy from the environment. In
other words, living things carry out _____.
, ✔✔organized - ✔✔Living things are more _____ than their environment.
✔✔respond - ✔✔Living things _____ to their environment.
✔✔both - ✔✔Do changes at one level of organizational hierarchy affect the levels
above, below, or both?
✔✔Repeatability (Reproducibility) - ✔✔The ability of an entire experiment or study to be
duplicated, either by the same researcher or by someone else working independently.
✔✔appropriate - ✔✔When generating a hypothesis, it is necessary to ensure it is
scientifically ______.
✔✔experimental, observational - ✔✔What are the two types of scientific investigation?
✔✔patterns - ✔✔Scientists believe that through the use of the intellect, and with the aid
of instruments that extend the senses, people can discover _____ in all of nature.
✔✔Adaptation - ✔✔______ has to do with how well an organism's characteristics match
it's habitat.
✔✔Fitness - ✔✔______ has to do with the number of surviving offspring an organism
leaves.
✔✔cladogram - ✔✔A stylized diagram that looks like a series of Y's or forks in a road.
✔✔ancestral - ✔✔A(n) ______ trait is found in all members of the group for which you
wish to construct a cladogram.
✔✔derived - ✔✔A(n) ______ trait does not appear in the most recent ancestor and has
resulted from evolutionary change in the ancestral group members.
✔✔trait (characteristic) - ✔✔At every branch of a cladogram, one of the organisms that
does not share a common ________ with the rest of the group is "branched" off into its
own clade.
✔✔extant - ✔✔An organism/species that is still living today is ______.
✔✔top - ✔✔All organisms that are extant should be arranged at the ____ of a
phylogenetic tree.
✔✔ecomorph - ✔✔A group of organisms, sometimes even different species, whose
appearances are similar because of similar environmental pressures in their habitat.
