Chapter 17:
Evolution of Life
Practice Test
1.
What are the human arm, bird wing, bat wing, and dolphin flipper examples of?
a.
appendages once used for flight
b.
arms
d.
none of the above
Hint
2.
Turtle, chicken, and pig embryos look similar. What might this suggest?
a.
They are evolving.
b.
They have a common ancestor.
c.
nothing
d.
They are mutations.
Hint
3.
What did Darwin observe while at the Galapagos Islands?
a.
finch beaks
b.
the color of finches
c.
finch wings
d.
finch legs
Hint
4.
Which of the following is NOT an idea of Darwin's theory of natural selection?
a.
Some variations are more advantageous for survival and reproduction than others.
b.
Over time, only those with advantageous variations will survive and reproduce.
c.
Variations exist within populations.
d.
Organisms produce fewer offspring in harsh conditions.
Hint
5.
What is a permanent change in a gene or chromosome called?
a.
evolution
b.
mutation
c.
natural selection
d.
an adaptation
Hint
6.
What makes one organism different from others of the same species?
a.
variation
b.
mutations
c.
color of eyes
d.
color of fur
Hint
7.
Where would you most likely find the oldest fossil remains in an undisturbed rock layer?
a.
middle
b.
bottom
c.
top
d.
anyplace
Hint
8.
What does binocular vision allow you to see?
a.
colors
b.
depth
c.
light and dark
d.
shapes
Hint
9.
When a species changes over time, what has it done?
a.
mutated
b.
evolved
c.
light and dark
d.
all of the above
Hint
10.
Cacti are better adapted to dry conditions than pine trees; therefore, they are more likely to survive in a desert. What is this called?
a.
natural selection
b.
evolution
c.
a selecting agent
d.
mutation
Hint
11.
Snowshoe hares have large feet that allow them to travel fast over snow. What is this development known as?
a.
a mutation
b.
a variation
c.
an adaptation
d.
none of the above
Hint
12.
Which of the following is NOT a primate?
a.
cat
b.
monkey
c.
human
d.
ape
Hint
13.
If two species of organisms evolve structures and behaviors in response to changes in each other over a long period of time, what is it called?
a.
evolution
b.
co-dependence
c.
natural selection
d.
coevolution
Hint
14.
All organisms have the same molecules as building blocks for their cells. What are they?
a.
protein, DNA, and sugar
b.
DNA, RNA, and protein
c.
sugar, fat, and protein
d.
proteins, fats, and carbohydrates
Hint
15.
The oldest fossils are dated about 3.5 billion years ago. Which modern organism is similar to the ones found?
a.
animals
b.
bacteria
c.
plants
d.
fungi
Hint
