Multiple Choice
Identify the letter of the choice that
best completes the statement or answers the question.
A
B
C
D
1.
Which
of the following is NOT a goal of science?
a.
to investigate and understand
nature
b.
to explain events
in nature
c.
to use data to
support a particular point of view
d.
to use derived explanations to make useful
predictions
A
B
C
D
2.
The
work of scientists begins with
a.
testing a hypothesis.
b.
careful observations.
c.
creating experiments.
d.
drawing conclusions.
A
B
C
D
3.
Information gathered from observing a plant grow 3 cm over a two-week period results
in
a.
inferences.
b.
variables.
c.
hypotheses.
d.
data.
A
B
C
D
4.
You
state that the presence of water could accelerate the growth of bread mold. This is
a(an)
a.
conclusion.
b.
hypothesis.
c.
experiment.
d.
analysis.
A
B
C
D
5.
Hypotheses may arise from
a.
prior knowledge.
b.
logical inferences.
c.
imaginative guesses.
d.
all of the above
A
B
C
D
6.
In
science, a hypothesis is useful only if
a.
it is proven correct.
b.
it can be proven incorrect.
c.
it can be tested.
d.
the explanation is already
known.
A
B
C
D
7.
A
controlled experiment allows the scientist to isolate and test
a.
a conclusion.
b.
a mass of information.
c.
several variables.
d.
a single variable.
A
B
C
D
8.
When
enough experimental data supports a hypothesis, the hypothesis becomes a(an)
a.
fact.
b.
theory.
c.
inference.
d.
conclusion.
A
B
C
D
9.
A
theory
a.
is always
true.
b.
is the opening
statement of an experiment.
c.
may be revised or replaced.
d.
is a problem to be solved.
A
B
C
D
10.
Biology is the study of
a.
the land, water, and air on
Earth.
b.
the living
world.
c.
animals and
plants only.
d.
the
environment.
A
B
C
D
11.
Which
of the following is NOT a characteristic of all living things?
a.
growth and development
b.
ability to move
c.
response to the environment
d.
ability to reproduce
A
B
C
D
12.
Which
of the following characteristics of living things best explains why birds fly south for the
winter?
a.
Living things
respond to their environment.
b.
Living things maintain internal
balance.
c.
Living things are
made up of units called cells.
d.
Living things are based on a universal genetic
code.
A
B
C
D
13.
The
process by which organisms keep their internal conditions relatively stable is
called
a.
homeostasis.
b.
evolution.
c.
metabolism.
d.
photosynthesis.
A
B
C
D
14.
In the
metric system, the basic unit of length is the
a.
centimeter.
b.
kilometer.
c.
millimeter.
d.
meter.
A
B
C
D
15.
On the
Celsius temperature scale, how many degrees are between the freezing and boiling points of
water?
A
B
C
D
16.
Which
is NOT a unit of measurement in the metric system?
a.
meter
b.
inch
c.
liter
d.
gram
A
B
C
D
17.
The
basic unit of mass in SI is the
a.
meter.
b.
ounce.
c.
liter.
d.
gram.
A
B
C
D
18.
An
instrument that allows light to pass through the specimen and uses two lenses to form an image is
a(an)
a.
compound light
microscope.
b.
electron
microscope.
c.
TEM.
d.
SEM.
A
B
C
D
E
19.
Recently, Dr. Eugenie Clark discovered that an ingredient secreted in the slime layer
of the ______________, a fish found only in the Red Sea, repels sharks without
fail.
a.
Tiger shark
d.
Moses shark
b.
Filet of sole
e.
none of the above
c.
Moses sole
A
B
C
D
20.
You
are doing an experiment with popcorn. You are asked to weigh the kernels before popping
them. This is a __________________________.
a.
Qualitative observation
c.
Quantitative observation
b.
Scientific observation
d.
Mass observation
A
B
C
D
21.
Cells
are the_________unit of organisms that carry on the functions of life.
a.
Largest
c.
Only
b.
living
d.
Smallest
A
B
C
D
22.
Which
of the following is considered to be a feature of living things?
a.
Grow and develop
c.
Use energy
b.
Life spans
d.
All of the above
A
B
C
D
23.
“All life continues from pre-existing life .” This statement
would be made by a scientist who believes in ___________________.
a.
Biogenisis
c.
Spontaneous generation
b.
Chemosynthesis
d.
None of the above
A
B
C
D
24.
Which plant showed the greatest growth after five
days.
a.
Plant 1
c.
Plant 3
b.
plant 2
d.
All the same
A
B
C
D
25.
The
graph shows the growth of plants for how many days?
a.
10 days
c.
25 days
b.
20 hours
d.
20 days
A
B
C
D
26.
Which
plant showed the most overall growth at the end of the test period.
a.
Plant 2
c.
Plant 3
b.
Plant 1
d.
All the same
A
B
C
D
27.
The
growth of the plants is given in_____________.
a.
Centimeters
c.
Weeks
b.
Meters
d.
Inches
A
B
C
D
28.
What month had the least amount of rainfall?
a.
January
c.
August
b.
February
d.
July
A
B
C
D
29.
According to the table above, how many total milliliters of rain fell between June and
October?
a.
16
inches
c.
15 inches
b.
16 ml
d.
15 cc
A
B
C
D
30.
According to the table above, which month had the most days of
sunshine?
a.
August
b.
July
c.
February
d.
Not enough information to
determine
A
B
C
D
31.
How
many stations (Parts) were there in the Moses Sole lab
A
B
C
D
32.
Which
type of graph should be used to show a "trend"?
a.
bar
c.
pie
b.
line
d.
any of the above
A
B
C
D
E
33.
In the experiment
above performed by Francesco Redi, what is (are) the controlled variable(s)?
a.
jars
d.
time
b.
type of meat
e.
all of the above
c.
temperature
A
B
C
D
34.
What
is the experimental variable in the above experiment by Redi?
a.
type of meat
c.
time
b.
gauze covering jars
d.
type of jars
A
B
C
D
E
35.
Once a month, a pet owner recorded the mass of her puppy in a
table. When the puppy was 3 months old, she started to feed it a "special puppy food' she
saw advertised on TV.
According to the table, which statement is true?
a.
The puppy's mass increased at the same rate for each
month
d.
The puppy added more mass during month 3 than
during month 2
b.
The puppy's
increase in mass during month 4 was greater than 4 kg.
e.
No accurate statements are possible unless you know the
data from the first month.
c.
The puppy added more mass during month 2 than during month
3
A
B
C
D
E
36.
All of
the following statements about the pet owner's study are true EXCEPT.
a.
The owner made quantitative
observations
d.
The owner could graph the
data
b.
The owner used
the metric system
e.
The owner
conducted a controlled experiment.
c.
The owner recorded data
A
B
C
D
37.
USING SCIENCE SKILLS
A scientist conducted an experiment to
determine the effect of environment on the color of fur of a Himalayan rabbit. The Himalayan rabbit
typically has a white coat except for its colder nose, feet, tail, and ears, which are black. The
scientist shaved an area of hair on the back of each rabbit, then placed an ice pack over the shaved
area on one rabbit (A ).
Which rabbit is the control in this experiment?
a.
rabbit A
c.
both rabbit A and B
b.
rabbit B
d.
neither rabbits
A
B
C
D
38.
What
is the variable in this experiment?
a.
the temperature (ice)
c.
rabbit B
b.
rabbit A
d.
the color of the rabbit
A
B
C
D
39.
Before
completing the experiment in Figure 1-1, the scientist made a hypothesis. What is the hypothesis she
is testing?
a.
White fur helps
rabbits survive the cold
c.
The fur color of
the Himalayan rabbit changes with the temperature.
b.
The temperature should have no effect on the rabbits fur
color
d.
Dark fur helps rabbits survive the
cold
A
B
C
D
40.
Why is
Rabbit B essential to this experiment?
a.
it is the experimental
variable
c.
rabbit B is not
needed
b.
it is the control
in this experiment
d.
none of the
above
