End of chapter quizes: Chapter 1

Question 1

To which of the following domains of life do humans belong?
a. Prokarya
b. Eukarya
c. Animalia
d. Mammalia

Answer 1

b. Eukarya

Question 2

To which of the following domains do unicellular organisms
which lack nuclei belong?
a. Eukarya
b. Archaea
c. Bacteria
d. both Archaea and Bacteria

Answer 2

d. both archaea and Bacteria

Question 3

New scientific knowledge is gained through a multistep process
known as:
a. the scientific method
b. hypothesis development
c. variable testing
d. observation testing

Answer 3

a. the scientific method

Question 4

An experiment where neither the researchers nor the subjects
know which subjects belong to the control group and which to
the experimental group is a:
a. replicated experiment
b. controlled experiment
c. “blind” experiment
d. “double-blind” experiment

Answer 4

d. double-blind experiment

Question 5

A broad hypothesis that has been supported by repeated experimentation is known as:
a. a proven hypothesis
b. a supported hypothesis
c. a theory

Answer 5

c. a theory

Question 6

Which of the following is used when testing a prediction?
a. observations
b. inductive reasoning
c. controlled experiments
d. both observations and controlled experiments

Answer 6

d. both observations and controlled experiments

Question 7

The smallest unit of life that demonstrates all the properties of
life is a(n):
a. organism
b. organ system
c. molecule
d. cell

Answer 7

d. cell

Question 8

Consider all of the organisms (human as well as nonhuman)
that occupy your college campus. From a biological standpoint,
this would be a/an:
a. community
b. ecosystem
c. biome
d. population

Answer 8

a. community

Question 9

. Which of the following lists the steps of the scientific method
in order?
a. observation—prediction—experimentation—hypothesis
development
b. hypothesis development—observation—experimentation—
prediction
c. prediction—hypothesis development—experimentation—
observation
d. observation—hypothesis development—prediction—
experimentation

Answer 9

D. observation—hypothesis development—prediction—
experimentation

Question 10

In graphs, which of the following is usually plotted on the ordinate (y-axis)?
a. controlled variable
b. independent variable
c. dependent variable
d. placebo

Answer 10

c. dependent variable

Question 11

An acceptable scientific hypothesis:
a. can be tested
b. can be proven true
c. can be proven false
d. both (a) and (c)

Answer 11

d. both (a) and (c)

Question 12

Drug A is being tested for its effectiveness in easing menopause
symptoms. In designing an experiment to test Drug A, which of
the following would be a valid approach?
a. Participants can choose whether to be in the experimental or
control group.
b. The experimental group will contain only females and the
control group will contain only males.
c. Unlike the experimental group, the control group should
include subjects whose age is above 52 years.
d. The experimental group will receive Drug A and the control
group will receive a placebo.

Answer 12

d.

Question 13

Jenna has been telling her friends about how successful she was
at curing a fungal nail infection by using tea tree oil, just like
her grandmother used to do. This is an example of a/an:
a. proven hypothesis
b. anecdotal evidence
c. controlled experiment
d. scientific theory

Answer 13

b

Question 14

The maintenance of a relatively stable internal environment is:
a. metabolism
b. evolution
c. constancy
d. homeostasis

Answer 14

d

Question 15

All of the following are features that collectively distinguish
humans from other animals except:
a. bipedalism
b. large brain
c. ability to evolve as a species
d. capacity for complex language

Answer 15

c.