MTTC 103 EXAM QUESTIONS WITH
CORRECT ANSWERS
A primary purpose of murals is to depict the beliefs and attitudes of a culture through
the use of: - Answer-Storytelling
A teacher is planning a student concert at which students will perform a published song
from a contemporary musical. Given the ethical considerations associated with student
performances of published material, which of the following actions by the teacher would
be most appropriate? - Answer-Sending a written request for permission to the song's
publisher well in advance of the concert
A sixth-grade teacher is planning a project in which students will use disposable camera
to document their lives outside of school. The students' photographs will be featured in
an exhibit at the public library. The teacher would like to provide students with
appropriate guidance throughout the project. Which of the following steps should the
teacher take first? - Answer-Reviewing privacy laws and providing release forms to be
signed by the individuals that the students photograph
A sixth-grade teacher would like to familiarize students with some famous examples of
important art movements. After giving the students a few minutes to look at a slide of a
painting, which of the following questions would be most effective for the teacher to use
to begin a discussion? - Answer-What do you see in this painting?
Integers are a subset of which of the following sets of numbers? - Answer-Rational
numbers
If the least common denominator is used to perform the operation a/6 + b/15, what will
be the value of the numerator for the equivalent representation of a/6? - Answer-5a
A person buys an item that costs $3.60 and pays for it with a $5.00 bill. The amount of
change, in dollars, represents a number from which of the following sets? - Answer-
Rational numbers
Twenty-seven cubic centimeters is equivalent to how many liters? - Answer-0.027 liters
A small company wants to produce toy robots. The company determines that they will
have an initial investment for $10.000 for equipment and tools and that each robot will
cost an additional $15 to make. If 'n' equals the number of toy robots made, which of the
following functions gives the total cost, C(n), of producing 'n' robots? - Answer-C(n)=
10,000 +15n
, A teacher would like to have an activity in which students can compare a theoretical
probability which an experimental probability. Answering which of the following
questions would be most appropriate for this activity? - Answer-What is the probability
that a six-sided number cube will come up 5 when rolled?
In which of the following situations would a box-and-whiskers graph be the most
appropriate visual representation to use display data? - Answer-An environmentalist
wants display several statistics to summarize a large number of pH readings from a
stream
A fourth-grade teacher is assessing students' use of the inquiry process during a unit on
electricity and magnetism. Which of the following assessments would be most effective
for this purpose? - Answer-Observing the students and taking notes while they are
engaged in investigations
A third-grade teacher is considering using an activity that she found on the internet for
her science class. However, when she looks up information for the materials used in the
activity, she finds that one material is labeled "caustic." It would be wise for the teacher
not to use this activity because caustic materials can: - Answer-Cause chemical burns if
they come into contact with the skin or eyes
The headline in a newsletter says "Common Garden Herb Fights Cancer." The article
goes on to say that a study showed that 3000 subscribers to a health magazine who
regularly used a common herb to flavor their dishes had 30% less stomach cancer than
the general population. Which of the following best explains why the article in the
newsletter is misleading? - Answer-The individuals in the study group may have shared
some other factor that lowered their risk of stomach cancer
Which of the following is the primary environmental problem associated with using
nuclear power to generate electricity? - Answer-The production of airborne pollutants
that cause acid rain
During a unit on animals' food consumption, a third-grade teacher puts a cupful of
pebbles and a capful of shelled nuts and seeds into a story plastic container and screws
the lid on tight. She then asks each member of the class to shake the container
vigorously ten times. After all the students have had a turn shaking the container, she
pours out the contents and asks the class to describe what has happened. This
exercise would be most effective for demonstrating: - Answer-How birds grind up their
food without having teeth
Plant height in a particular species of plant is determined by a single gene. Plants with
two copies of the dominant form of the gene (HH) grow to be about 3 feet tall. Plants
with two copies of the recessive form of the gene (hh) grow to be only 1 foot tall. Which
of the following will be the most likely distribution of plant heights in 100 offspring of a
cross between a 3-foot-tall HH and a 1-foot-tall hh plant? - Answer-All of the offspring
will be 3 feet tal
CORRECT ANSWERS
A primary purpose of murals is to depict the beliefs and attitudes of a culture through
the use of: - Answer-Storytelling
A teacher is planning a student concert at which students will perform a published song
from a contemporary musical. Given the ethical considerations associated with student
performances of published material, which of the following actions by the teacher would
be most appropriate? - Answer-Sending a written request for permission to the song's
publisher well in advance of the concert
A sixth-grade teacher is planning a project in which students will use disposable camera
to document their lives outside of school. The students' photographs will be featured in
an exhibit at the public library. The teacher would like to provide students with
appropriate guidance throughout the project. Which of the following steps should the
teacher take first? - Answer-Reviewing privacy laws and providing release forms to be
signed by the individuals that the students photograph
A sixth-grade teacher would like to familiarize students with some famous examples of
important art movements. After giving the students a few minutes to look at a slide of a
painting, which of the following questions would be most effective for the teacher to use
to begin a discussion? - Answer-What do you see in this painting?
Integers are a subset of which of the following sets of numbers? - Answer-Rational
numbers
If the least common denominator is used to perform the operation a/6 + b/15, what will
be the value of the numerator for the equivalent representation of a/6? - Answer-5a
A person buys an item that costs $3.60 and pays for it with a $5.00 bill. The amount of
change, in dollars, represents a number from which of the following sets? - Answer-
Rational numbers
Twenty-seven cubic centimeters is equivalent to how many liters? - Answer-0.027 liters
A small company wants to produce toy robots. The company determines that they will
have an initial investment for $10.000 for equipment and tools and that each robot will
cost an additional $15 to make. If 'n' equals the number of toy robots made, which of the
following functions gives the total cost, C(n), of producing 'n' robots? - Answer-C(n)=
10,000 +15n
, A teacher would like to have an activity in which students can compare a theoretical
probability which an experimental probability. Answering which of the following
questions would be most appropriate for this activity? - Answer-What is the probability
that a six-sided number cube will come up 5 when rolled?
In which of the following situations would a box-and-whiskers graph be the most
appropriate visual representation to use display data? - Answer-An environmentalist
wants display several statistics to summarize a large number of pH readings from a
stream
A fourth-grade teacher is assessing students' use of the inquiry process during a unit on
electricity and magnetism. Which of the following assessments would be most effective
for this purpose? - Answer-Observing the students and taking notes while they are
engaged in investigations
A third-grade teacher is considering using an activity that she found on the internet for
her science class. However, when she looks up information for the materials used in the
activity, she finds that one material is labeled "caustic." It would be wise for the teacher
not to use this activity because caustic materials can: - Answer-Cause chemical burns if
they come into contact with the skin or eyes
The headline in a newsletter says "Common Garden Herb Fights Cancer." The article
goes on to say that a study showed that 3000 subscribers to a health magazine who
regularly used a common herb to flavor their dishes had 30% less stomach cancer than
the general population. Which of the following best explains why the article in the
newsletter is misleading? - Answer-The individuals in the study group may have shared
some other factor that lowered their risk of stomach cancer
Which of the following is the primary environmental problem associated with using
nuclear power to generate electricity? - Answer-The production of airborne pollutants
that cause acid rain
During a unit on animals' food consumption, a third-grade teacher puts a cupful of
pebbles and a capful of shelled nuts and seeds into a story plastic container and screws
the lid on tight. She then asks each member of the class to shake the container
vigorously ten times. After all the students have had a turn shaking the container, she
pours out the contents and asks the class to describe what has happened. This
exercise would be most effective for demonstrating: - Answer-How birds grind up their
food without having teeth
Plant height in a particular species of plant is determined by a single gene. Plants with
two copies of the dominant form of the gene (HH) grow to be about 3 feet tall. Plants
with two copies of the recessive form of the gene (hh) grow to be only 1 foot tall. Which
of the following will be the most likely distribution of plant heights in 100 offspring of a
cross between a 3-foot-tall HH and a 1-foot-tall hh plant? - Answer-All of the offspring
will be 3 feet tal
