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Exam Rvw Chapter 15/16/17
Test Description: Exam Rvw Chapter 15/16/17
Instructions: Answer all questions to get your test result.
1) Cows that give more milk than other cows are an exampple of
A
natural selection
B
struggle to survive
C
natural variation
D
survival of the fittest
2) The practice of breeding dogs to produce offspring with specific traits is an example of
A
artificial variation
B
natural variation
C
artificial selection
D
natural selection
3) Natural selection is the same as
A
descent with modification
B
struggle for existence
C
artificial selection
D
survival of the fittest
4) A human’s appendix and a skink’s legs are examples of
A
analogous organ
B
fitness
C
homologous organ
D
vestigial organ
5) when the two extremes on a bell curve are selected for
A
stabalizing
B
disruptive
C
selective
D
directional
6) What principle states that the frequency of an allele in a population will remain constant unless one or more factors cause that frequency to change?
A
the Hardy-Weinberg principle
B
the genetic equilibrium principle
C
the genetic-drift principle
D
the speciation principle
7) Which of the following is required to maintain genetic equilibrium?
A
Natural selection occurs.
B
The population must be small.
C
Individuals move between populations.
D
No mutations occur
8) A species that is easily recognizable, existed for a relatively short period of time, and covered a widegeographic area may be used as a(an)
A
fossil record
B
index fossil
C
microfossil
D
macrofossil
9) When a paleontologist measures the amount of an isotope present in a fossil, what dating technique is being used?
A
relative dating
B
geological dating
C
radiometric, radioactive, absolute dating
D
fossil dating
10) Huge numbers of species disappear at once during
A
coevolution
B
adaptive radiation
C
mass extinction
D
punctuated equilibrium
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