BSCS Biology: A Molecular Approach

Chapter 20: Human Evolution

Chapter Test

1.
Most primates have ____ which distinguish them from other mammals.
A)specially adapted hands
B)hair instead of fur
C)live births
D)multiple offspring at one time
2.
Which of the following is a characteristic that distinguishes humans from other primates?
A)They use well established communication patterns.
B)They are omnivorous.
C)They have vocal chords capable of a wide range of sounds.
D)They have binocular vision and color vision.
3.
What does the fossil record reveal to be a characteristic of hominids?
A)opposable toe for grasping
B)regular estrus cycles
C)arms that are shorter than legs
D)presence of puberty
4.
Comparison of DNA sequences reveal that human and chimpanzee genomes are ____ similar.
A)65%
B)75%
C)90%
D)98%
5.
What is true of mitochondrial DNA?
A)It helps determine very long spans of evolutionary time.
B)It accumulates mutations much more slowly than nuclear DNA.
C)It can be used to determine evolutionary links between humans and their distant ancestors.
D)It is inherited from the mother.
6.
Australopithecines were early hominids that lived in____.
A)Asia
B)Europe
C)Australia
D)Africa
7.
Which of these was an early member of the genus Homo?
A)Homo habilis
B)Homo erectus
C)Australopithecinus
D)Homo Neanderthalensis
8.
The species Homo erectus is notable because____.
A)It was an early hominid that made tools and used fire.
B)It was the first hominid to walk upright.
C)It was the last direct ancestor of humans and chimpanzees.
D)It was the first hominid to make cave art and sculptures.
9.
Early humans developed agriculture roughly ____ years ago.
A)1.1 to 1.2 million
B)100,000 to 120,000
C)10,000 to 15,000
D)3,000 to 5,000
10.
What is a possible evolutionary advantage of the gene mutation that causes sickle-cell anemia?
A)It protects against malaria.
B)It protects against cholera.
C)It protects against bacterial infections.
D)It protects against AIDS.
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