Homo sapiens first appeared during the:
A) Cretaceous period
B) Tertiary period
C) Permian period
D) Mesozoic era
E) Quaternary period
Correct Answer:
Verified
Q26: The Cenozoic era consists of the:
A)Triassic and
Q27: The Primate order arose about:
A)1 million years
Q28: Primitive reptiles first appeared during the:
A)Cambrian period
B)Ordovician
Q29: Characteristics shared by primates include:
A)Flat nails instead
Q30: Small animals called thecodonts and therapsids were
Q32: Placental mammals appeared during the:
A)Triassic period
B)Jurassic period
C)Cretaceous
Q33: The Burgess Shale fossils are from the:
A)Ordovician
Q34: The first vertebrates to leave fossil evidence,jawless
Q35: The first amphibians appeared during the:
A)Cambrian period
B)Ordovician
Q36: The mass extinctions of the Permian period:
A)Paved
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