During the Cretaceous period, ____.
A) mammals diversified and flourished
B) life appeared on this planet
C) the first animals with shells and skeletons appeared
D) the dinosaurs reached their peak and then became extinct
E) the first human-like apes appeared
Correct Answer:
Verified
Q1: Most dinosaurs were extinct by _ years
Q2: Which element is least useful for dating
Q5: The first dinosaur fossils were discovered in
Q8: Angiosperms first appeared during the _ period.
A)
Q12: Mammals underwent an evolutionary "explosion", or major
Q15: Dinosaurs flourished during the _ era.
A) Archaean
B)
Q17: The analysis of large-scale changes in morphology
Q18: Which adaptation is least likely to be
Q19: The radioactive decay of carbon-14 can be
Q20: Radiometric dating works best with _.
A) sedimentary
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