Chapter 13:
Adaptation and Speciation
Practice Test
1.
Which of the following variations would most likely help a leopard to survive and reproduce?
a.
longer legs
b.
shorter, blunt claws
c.
flatter, dull teeth
d.
coat that is all one color
Hint
2.
What is the process in which one species evolves into two or more species with different characteristics?
a.
migration
b.
genetic drift
c.
convergent evolution
d.
divergent evolution
Hint
3.
The strong, muscular walls of the heart are an example of what kind of adaptation?
a.
behavioral adaptation
b.
chemical adaptation
c.
physiological adaptation
d.
structural adaptation
Hint
4.
Adaptations evolve as certain _________ increases in frequency within a population of organisms.
a.
fossil
b.
variation
c.
species
d.
heterotrophic
Hint
5.
The fossil record shows that camels slowly evolved from small animals that lived 37 million years ago. What kind of evolution is this an example of?
a.
gradualism
b.
adaptive radiation
c.
punctuated equilbrium
d.
reproductive isolation
Hint
6.
Which human ancestor was known for discovering how to make fire?
a.
Australopithecus afarensis
b.
Homo erectus
c.
Homo sapiens
d.
Homo habilis
Hint
7.
What is any trait that aids the chances of survival and reproduction of organisms?
a.
an adaptation
b.
a skill
c.
a species
d.
a gene pool
Hint
8.
The narrow, long tongue of a woodpecker is adapted for probing the small holes it pecks in tree bark. What kind of adaptation is the woodpecker's tongue?
a.
chemical adaptation
b.
behavioral adaptation
c.
structural adaptation
d.
physiological adaptation
Hint
9.
What type of adaptation is the production of venom by a poisonous snake?
a.
structural adaptation
b.
physical adaptation
c.
behavioral adaptation
d.
physiological adaptation
Hint
10.
Which of these is NOT a characteristic shared by members of the primate group?
a.
large brain relative to body size
b.
claws on the fingers and toes
c.
opposable thumb
d.
flexible shoulder
Hint
