Biology: The Dynamics of Life, North Carolina Edition

Section 1: The Record of Life

The Record of Life

1
Which of these shows the order of the eras of geologic time, from oldest to youngest?
A)Cenozoic–Precambrian–Paleozoic–Mesozoic
B)Paleozoic–Precambrian–Mesozoic–Cenozoic
C)Cenozoic–Paleozoic–Precambrian–Mesozoic
D)Precambrian–Paleozoic–Mesozoic–Cenozoic
2
What is a trace fossil?
A)minerals that have filled the space where a decayed organism was located
B)an decayed organism that has had minerals replace its hard parts
C)any indirect evidence left by an animal
D)an organism that has been trapped in amber
3
What type of rock are most fossils found in?
A)metamorphic
B)sedimentary
C)volcanic
D)igneous
4
Which of these statements is NOT true?
A)There is a no direct evidence of the earliest part of Earth's history.
B)The oldest rocks that have been found and analyzed were formed 9.3 billion years ago.
C)Paleontologists use fossils to study organisms that lived long ago.
D)Geologists use deductive reasoning to understand more about the geological history of Earth.
5
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Which of these statements about the four rock layers is true?
A)The leaf in the third layer from the top is older than the skull in the top layer.
B)All the fossils in these four rock layers are the same age.
C)There is no way to compare the ages of the fossils in these four layers.
D)The skull in the top layer is older than the leaf in the third layer from the top.
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