Answers24 - 25 CR - Biology B 0411KBLab: Natural Selection-Standard Bio 4.2

Human Evolution Answers

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1
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The fossil record indicates that the earliest hominids most likely originated on which continent?

A
Africa
B
Asia
C
North America
D
Europe
2
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What is the name of the group that consists only of modern humans and their direct ancestors?

A
hominoids
B
hominids
C
primates
D
humans
3

Which explanation is most likely an effect of the evolution of a larger brain in humans?

A
A larger brain allowed humans to use tools.
B
A larger brain allowed humans to solve complex problems.
C
A larger brain allowed humans to better survive disease.
D
A larger brain increased humans' ability to fight.
4

Which feature is common to all primates?

A
large brain relative to body size
B
upper body weight distributed over pelvis
C
pelvis rotated inward
D
two arches in foot
5

Which best describes the lower body structures of humans and chimpanzees?

A
The big toes of humans and chimpanzees are enlarged.
B
The human foot has three arches, but the chimpanzee foot only has one.
C
Human knees are very mobile, but chimpanzee knees are stabilized by tendons.
D
The blades of the human pelvis are not rotated inward like those of the chimpanzee.
6

A new fossil is found, and scientists are debating whether it can be considered a part of the human genus Homo. What piece of evidence would best indicate that the fossil is human?

A
large jaw bone for muscle attachment
B
pelvic blades rotated inward
C
very long arms
D
thick rib cage
7

An anthropologist finds a fossil in Africa that appeared less than 100,000 years ago. To which species could the specimen belong?

A
Homo neanderthalensis
B
Homo habilis
C
Homo erectus
D
Homo sapiens
8

In 1998, paleoanthropologist Rick Potts published an article in The Yearbook of Physical Anthropology, a peer-reviewed journal. The article was titled “Environmental Hypotheses of Hominin Evolution.” Which statement would discredit Potts’s objectivity if it were included in the article?

A
I believe the human race is capable of great things.
B
The data show that the human population is adaptable.
C
The fossil record suggests huge variations in the human population.
D
Variation allows for the process of evolution.
9

A skull from the genus Homo that dates from approximately 750,000 years ago is discovered. Where would the foramen magnum most likely be located?

A
at the back of the skull
B
at the front of the skull
C
at the bottom of the skull
D
at the top of the skull
10

In 1998, paleoanthropologist Rick Potts published an article in The Yearbook of Physical Anthropology, a peer-reviewed journal. The article was titled “Environmental Hypotheses of Hominin Evolution.” Which statement about Rick Potts would most increase his authority?

A
Potts has read hundreds of websites about human evolution.
B
Potts has been interested in human evolution since a very young age.
C
Potts is the director of the Smithsonian’s Human Origins Program.
D
Potts has posted on many blogs about human evolution.

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