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Exam (elaborations)

Geology 2000 Test Questions and Answers

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  • Geology 2000

Geology 2000 Test Questions and Answers A formation is by definition the same age everywhere - Answer-False An outcrop reveals flat-lying sediments on top of an erosion surface and tilted sedimentary layers beneath. This is an example of a(n): - Answer-angular unconformity Which of the foll...

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  • August 6, 2024
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  • Geology 2000
  • Geology 2000
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Geology 2000 Test Questions and
Answers

A formation is by definition the same age everywhere - Answer-False

An outcrop reveals flat-lying sediments on top of an erosion surface and tilted
sedimentary layers beneath. This is an example of a(n): - Answer-angular unconformity

Which of the following is necessary for fossilization to occur? - Answer-possession of
hard parts and rapid burial

Which of these is the best definition of 'fossil'? - Answer-any trace of pre-existing life

Name for a bottom-dwelling organism that burrows into the substrate: - Answer-benthic
infaunal

Which of these defines a cosmopolitan species? - Answer-an organism found in
widespread environments

Which of these is the best definition of macroevolution? - Answer-evolution that results
in new genera or families

Which of the following is an example of an actual fossil? - Answer-bioturbated sediment
layers

Which of the following methods of preservation involves the deposition of a new mineral
in place of the original shell material? - Answer-replacement

A guide fossil has a geographic range and a geologic time range - Answer-wide, narrow

The fossil record of life on earth is virtually complete: - Answer-true

A geologic age range is: - Answer-the interval between the first and last appearance of
a speices

In support of his theory of natural selection, Darwin relied heavily on: - Answer-his own
observations of living species

Species are biologically defined as organisms: - Answer-capable of interbreeding to
produce fertile offspring

, The primary weakness of the Darwinian model of natural selection is that it: - Answer-
cannot explain the appearance of new traits

Recombination of DNA in reproduction provides for - Answer-increased variability in
populations

The model of evolutionary change that suggests that evolution happens in a slow
branching matter with few sudden increases in diversity. - Answer-phyletic gradualism

Which of the following would make the best guide fossil? - Answer-a planktonic species
that appeared 10 million years ago and was extinct by 8 m.y.

Example of a primary consumer in an ecosystem: - Answer-grazing cows

Which of the following terms identifies species which float? - Answer-planktonic

Which of these environments would be found at the shoreline? - Answer-littoral

Which word describes a species that would be found in a specific environment with very
limited geographic distribution? - Answer-endemic

What kind of fold is shown in this picture? - Answer-syncline

Note the offset curb. What kind of fault movement produced this? - Answer-right lateral

What kind of fault is shown in this canyon wall in Death Valley? - Answer-normal

What kind of plate boundary produces a rift valley or basin and range topography? -
Answer-divergent

What kind of plate boundary produces basaltic volcanism? - Answer-divergent

What kind of plate boundary produces faults with lateral (strike-slip) motion? - Answer-
transform

What plate boundary produces trenches and subduction zones? - Answer-convergent

California's Sierra Nevada originated as a(n): - Answer-wrong answer

accretionary wedge

California's Great Valley originated as a(n): - Answer-forearc basin

The Hawaiian Islands formed along what kind of plate boundary? - Answer-None, it is a
hot spot

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