Multiple Choice
The first time period for which abundant fossils have been found is the
A) Precambrian.
B) Silurian.
C) Pliocene.
D) Cambrian.
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q24: Uplift of the Rocky Mountains was a
Q25: In radioactive decay,when the parent material decays
Q26: The extensive glaciation of the Pleistocene caused
Q27: What was the one most important event
Q28: During the Pleistocene ice age<br>A)there was one
Q30: The time required for one-half of a
Q31: The Permian extinction predominantly affected<br>A)reptiles.<br>B)marine life.<br>C)insects life.<br>D)terrestrial
Q32: During the Mesozoic,the supercontinent of Laurasia fragmented
Q33: The iridium layer at the Cretaceous-Tertiary boundary
Q34: Radiometric dating assumes that,once a mineral has