Chapter
32 Test Put all answers on the bubble sheet!
1.
The
law of superposition states that pieces of one rock found in another rock must
be older than the rock in which they were found.
2.
A
summary of the major events in Earth’s history preserved in the rock record is
called the geologic timetable.
3.
An
abundant fossil record began in the Paleozoic Era.
4.
A
disadvantage to using tree rings and varves to measure absolute dates is that
they cannot be used for very old dates (like millions of years).
5.
Every
radioactive element has its own specific half-life.
6.
Radiocarbon
dating can usually measure how long it has been since an organism died.
7.
To
determine if one part of a mountain is younger or older than the parts around
it, a geologist would look for a sign of:
a.
relative
time
b.
absolute
time
c.
superpositional
time
d.
Mesozoic
time
8.
Most
geologic dating is done using
a.
absolute
time
b.
fragmental
time
c.
apocryphal
time
d.
relative
time
9.
When
a geologist finds a rock from the Proterozoic Era, he knows it will be older
than the other rocks in his collection EXCEPT for those from the
a.
Mesozoic
Era
b.
Paleozoic
Era
c.
Archean
Era
d.
Cenozoic
Era
10. When many fossilized remains
of mammals are located in the bed of a newly drained lake, a geologist knows
that the lake area
a.
has
always been covered with water.
b.
was
totally dry during part of the Cenozoic Era.
c.
has
not been dry since the Archean Era.
d.
became
covered with water during the Proterozoic Era.
11. Petrified wood is an example
of:
a.
original
remains
b.
replaced
remains
c.
mold
fossils
d.
trace
fossils
12. In which of the following
locations would fossilized original remains (actual dead organisms) likely be
found?
a.
Siberia
b.
Sahara
Desert
c.
Pacific
Ocean
d.
Lake
Ontario
13. To hunt for fossils in
amber, it is best to look near the site of a prehistoric
a.
lake
b.
river
c.
volcano
d.
forest
14. Which of the following is
NOT a trait of absolute time?
a.
gives
an actual date
b.
can
determine the rate of a geologic process
c.
expensive
to obtain
d.
fairly
easy to calculate
15. According to fossil
evidence, how do today’s organisms relate to their ancestors?
a.
none
of the organisms have changed over time
b.
most
organisms have remained identical
c.
most
organisms have changed over time
d.
none
of the organisms have remained identical
16. Fossil records support
Darwin’s theory of evolution by demonstrating that plants and animals
a.
remain
the same until extinction
b.
are
the same all over the world
c.
change
over geologic time
d.
have
existed for only a few thousand years
17. A fossil used to identify
the age of the surrounding rock is
a.
a
key bed
b.
an
unconformity
c.
a
correlation
d.
an
index fossil
18. The oldest living tree to be
dated by counting tree rings is the
a.
white
spruce
b.
palm
tree
c.
bristlecone
pine
d.
western
hemlock
19. Counting tree rings can
measure
a.
relative
time
b.
absolute
time
c.
epochal
(epoch) time
d.
periodic
time
20. If a geologist wants to know
how patterns of rainfall and temperature compare for a given year in two
different areas, she would most likely study each area’s
a.
varve
b.
trace
fossils
c.
bentonite
d.
tree
rings
21. A varve can form
a.
on
any hillside
b.
in
any body of water
c.
on
any plain
d.
in
any woodland
MATCH
THE ERA WITH ITS DATES OF EXISTENCE
22. 4-5 billion years ago
23. 2.5 billion years ago;
simple plant life is found in this rock record
24. 570 million years ago; land
and ocean plants and animals are found
25. 250 million years ago;
Dinosaurs thrived during this period
26. 65 million years ago; still
going today! Age of the mammals…that’s
us!
a.
Archean
Era
b.
Cenozoic
Era
c.
Paleozoic
Era
d.
Proterozoic
Era
e.
Mesozoic
Era
27. 70-510 million years ago
28. 355-320 million years ago
29. 290-250 million years ago
30. 440-410 million years ago
31. 65-2 million years ago
32. 320-290 million years ago
33. 410-355 million years ago
34. 250-205 million years ago
35. 205-135 million years ago
36. 135-65 million years ago
37. 510-440 million years ago
38. 2 million years ago to
present
a.
Cambrian
b.
Devonian
c.
Ordovician
d.
Permian
e.
Mississippian
a.
Pennsylvanian
b.
Quaternary
c.
Jurassic
d.
Cretaceous
e.
Tertiary
a.
Silurian
b.
Triassic