Fossils Question Preview (ID: 5943)


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Which of the following is important if an organism is to become a fossil?
a) rapid burial and hard parts
b) rapid burial and soft parts
c) slow burial and soft parts
d) slow burial and hard parts

Why would a worm stand a poor chance of being fossilized?
a) Worms have no hard parts.
b) Worms did not exist in the geologic past.
c) Worms have been rare during the geologic past.
d) none of these

Which of the following must be true for a fossil organism to be useful as an index fossil?
a) all of these
b) The fossil organism must be abundant.
c) The fossil organism must be widespread geographically.
d) The fossil organism must be limited to a short span of geologic time.

Which of the following environments would most likely NOT contain fossils?
a) intrusive rock formed from cooled magma
b) a thick deposit of dried mud
c) sediment deposited in a riverbed
d) layers of sand that accumulate over thousands of years

The footprints of a dinosaur are an example of what type of fossil?
a) trace fossil
b) unaltered remains
c) carbonized remains
d) mold

What determines the type of fossil that is formed?
a) the conditions under which the organism died and how it was buried
b) the conditions under which the organism lived and how it was buried
c) the conditions under which the organism died and how it lived
d) the conditions under which the organism was metamorphosed and how it was buried

In which of the following environments would the shell of an organism most likely be preserved as a fossil?
a) at the bottom of a lake buried by a landslide
b) on the top of a hill
c) on a beach
d) on the banks of a dry river bed

Using fossils to match up rocks of similar ages in different areas is called ____.
a) correlation
b) succession
c) fossilization
d) geology

Fossils are the ____.
a) remains or traces of prehistoric life
b) oldest layers of rock in a region
c) living creatures with habitats in or around rock
d) objects that people of long ago left behind as artifacts

Petrified wood is an example of what type of fossil?
a) altered remains
b) trace fossil
c) cast
d) unaltered remains

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