Chapter 1:
Biology: The Study of Life
Practice Test
1.
Which of the following is an organism?
a.
tree
b.
environment
c.
flame
d.
rock
Hint
2.
All life begins as a single __________.
a.
parent
b.
plant
c.
cell
d.
animal
Hint
3.
Explanations of natural phenomena supported by large amounts of data are called __________.
a.
hypotheses
b.
data
c.
theories
d.
experiments
Hint
4.
What are the common steps the scientists use to gather information to solve problems?
a.
publications
b.
educated guesses
c.
scientific methods
d.
behavior studies
Hint
5.
Any structure, behavior, or internal process that enables an organism to respond to stimuli and better survive in an environment is known as __________.
a.
an adaptation
b.
homeostasis
c.
evolution
d.
unity within diversity
Hint
6.
Which variable in an experiment is a measure of the change?
a.
dependant variable
b.
independent variable
c.
control
d.
hypothesis
Hint
7.
What do deer, mushrooms, and bacteria all have in common?
a.
They are all plants
b.
They are all alive
c.
They are all animals
d.
They are all the same species
Hint
8.
Which of the following questions is legitimate for science to consider?
a.
How many seals can a killer whale consume a day?
b.
Which type of orchid flower is most beautiful?
c.
When is religion better than philosophy?
d.
Is competition good or evil?
Hint
9.
In a controlled experiment, the single factor manipulated by the researcher is the __________ variable and the responding factor that is measured is the _________ variable.
a.
dependent; independent
b.
independent; dependent
c.
controlled; uncontrolled
d.
controlled; common
Hint
10.
A scientist`s testable explanation for a question or a problem is a(n) _________.
a.
theory
b.
control
c.
hypothesis
d.
inductive reasoning
Hint
11.
How are hypothesis and theory similar?
a.
Theories and hypothesis are produced by experts.
b.
They are both attempts to explain natural phenomena.
c.
Neither a hypothesis nor a theory can be revised.
d.
They are both about equally true.
Hint
12.
The regulation of an organism`s internal environment to maintain conditions suitable for life is called __________.
a.
and adaptation
b.
homeostasis
c.
evolution
d.
unity within diversity
Hint
13.
Any condition in the environment that requires an organism to adjust is known as _________.
a.
homeostasis
b.
a response
c.
an adaptation
d.
a stimulus
Hint
14.
Birds lay eggs that hatch. Over time, the hatchlings become adults. This is an example of __________.
a.
evolution
b.
growth and development
c.
a response to a stimulus
d.
organization
Hint
15.
An experiment is a specific test of a __________.
a.
variable
b.
theory
c.
hypothesis
d.
control
Hint
