Multiple Choice
The past 542 million years is collectively known as the ________ eon.
A) Phanerozoic
B) Cenozoic
C) Archaean
D) Paleozoic
E) Cambrian
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q19: The accompanying figure shows the results of
Q20: Which of the following is NOT one
Q21: Which of these is a niche that
Q22: Stephen J.Gould and Niles Eldredge proposed that
Q23: Comparing DNA sequences from living taxa and
Q25: Species of fossil organisms are morphospecies,which means
Q26: An exceptionally rich fossil deposit is known
Q27: The term _ is often used for
Q28: The famous Cambrian-era fossil deposit known as
Q29: Another common term for morphological diversity―that is,for