Birds are descended from
A) mammals.
B) dinosaurs.
C) fish.
D) insects.
Correct Answer:
Verified
Q30: Which one of the following is not
Q31: Most fossils are found in
A) volcanic rocks.
B)
Q32: Classed as mammals are which one or
Q33: Flowering plants first appeared in the
A) Cenozoic
Q34: Land animals first appeared in the
A) Cenozoic
Q36: In general, ancient forms of life are
A)
Q37: Large-scale biological extinctions can be caused by
A)
Q38: A suitable object for radiocarbon dating would
Q39: Large exposures of Precambrian rocks are found
Q40: The oldest rocks in which evidence of
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