Glencoe Biology

Section 1: Fossil Evidence of Change

Self-Check Quizzes

1
A ____ is a scientist who studies fossils.
A)paleontologist
B)ecologist
C)botanist
D)zoologist
2
Which of layer indicates a period in which large land animals appeared? (layer A is the top and layer F is the bottom)

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A)layer B
B)layer D
C)layer E
D)layer C
3
The ____ era began with Cambrian explosion and ended with a mass extinction.
A)Cambrian
B)Paleozoic
C)Mesozoic
D)Cenozoic
4
Which statement is not true of fossils?
A)Some bacteria can form fossils.
B)Most extinct organisms have been preserved.
C)A small percent of extinct organisms are preserved.
D)Plants can form fossils.
5
Look at this graph indicating carbon-14 decay. What is significant about the point in which C-14 has decayed 5730 years?

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A)This is called the half-life.
B)Total decay has occurred.
C)Eighty percent decay has occurred.
D)This is called the quarter-life.
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