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Evolution Review
Test Description: Another way to review for your Evolution Test. Just a sample of what you could see.
Instructions: Answer all questions to get your test result.
1) How do fossils demonstrate evidence of evolution?
A
They are the primary source of evidence of natural selection
B
They show that ancient species share similarities with species now on Earth
C
Fossils reveal that many species have remained unchanged for millions of years
D
They show evidence of species that are now extinct
2) What has shown that Neanderthals were a distinct species from modern humans?
A
DNA evidence from fossil bones
B
position of the foramen magnum
C
use of tools
D
comparison of skull shapes
3) What type of natural selection favors average individuals in a population?
A
bias
B
stabilizing selection
C
directional selection
D
disruptive selections
4) What is one advantage of radiometric dating over relative dating?
A
the age of an isolated rock can be determined
B
radiometric dating can be performed by students
C
a geiger counter can be used
D
radiometric dating can be performed in the field
5) Homologous structures might be the result of a change in allele frequencies over successive generations. Why have these structures probably continued?
A
they were beneficial in a particular environment
B
they were neutral, not harmful, mutations
C
they made a particular organism more attractive to a mate
D
they were predestined in a species
6) When allelic frequencies remain unchanged, a population is in genetic equilibrium. This statement expresses which of the following?
A
Hardy-Weinberg principle
B
prezygotic isolating mechanism
C
sympatric speciation
D
genetic drift
7) Which describes what scientists believe the conditions of Earth were like 4.5 billion years ago?
A
liquid rock with no atmosphere being bombarded with radiation
B
volcanic landscape surrounding a molten core with no atmosphere
C
molten planet surrounded by a thick atmosphere of noxious gases
D
thin-rock crust surrounding a molten core with a thin atmosphere
8) Superficially similar features molded by natural selection in very different species are classified as what kind of structures?
A
analogous
B
vestigial
C
comparative
D
homologous
9) Which of the following is an accurate comparison of derived traits and ancestral traits?
A
Derived traits result from artificial selection; ancestral traits result from natural selection
B
Derived traits appear in species; ancestral traits appear in genus or higher taxa
C
Derived traits are recent features; ancestral traits are more primitive features
D
Derived traits are primitive; ancestral traits are contemporary
10) Which of the following is a correct statement about the relationship between natural selection and evolution?
A
Natural selection results from evolution
B
Natural selection is one mechanism of evolution
C
Natural selection and evolution are the same thing
D
Natural selection includes evolution as a part of it
11) What is represented in the geologic time scale?
A
current plants and animal groupings
B
major geological and biological events in Earth's history
C
fossil formation in sedimentary rock
D
steps of endosymbiosis
12) What is the term describing the process that occurs when a species evolves into a new species without a physical barrier separating populations?
A
coevolution
B
sympatric speciation
C
allopatric speciation
D
adaptive radiation
13) Evidence that Homo erectus was more intelligent than its predecessors would include ____.
A
involved messages they wrote on cave walls
B
signs of agriculture and tilled fields
C
tools such as hand axes that have been found near their fire pits
D
a small cranial capacity as indicated by their skeletal remains
14) Which is true because of comparative embryology?
A
Male and female eagle embryos have wings
B
A frog embryo resembles an adult frog
C
Turtle and human embryos have a tail
D
The embryos of all animals appear different
15) Which explains why oxygen was absent from Earth’s early atmosphere?
A
Photosynthesizing organisms such as plants had not yet appeared
B
Excess heat converted atmospheric oxygen into other gases
C
Oxygen chemically combined with newly formed rocks
D
Volcanic gases suppressed the natural production of oxygen
*select an answer for all questions
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