Multiple Choice
Which of the following lists of mass extinctions and Eras is correct?
A) The Precambrian experienced 0, Paleozoic experienced 3, Mesozoic experienced 2 and the Cretaceous experienced 0 mass extinctions.
B) The Precambrian experienced 2, Paleozoic experienced 2, Mesozoic experienced 3 and the Cretaceous experienced 0 mass extinctions.
C) The Precambrian experienced 0, Paleozoic experienced 2, Mesozoic experienced 3 and the Cretaceous experienced 0 mass extinctions.
D) The Precambrian experienced 1, Paleozoic experienced 3, Mesozoic experienced 2 and the Cretaceous experienced 1 mass extinctions.
Correct Answer:
Verified
Correct Answer:
Verified
Q13: Huge meteor craters have been discovered through
Q14: Which biological events took place during the
Q15: The Greek terms for "small" and "ball"
Q18: Wegener first presented the idea of continental
Q20: All of the following statements concerning the
Q21: Explain why stromatolites are believed to hold
Q30: Which statement is NOT true about the
Q39: The oxygen in the atmosphere developed approximately
Q42: Organisms today are living in the Pleistocene
Q47: List in order of appearance the four