During Cretaceous, the primary change among phytoplankton was the evolutionary expansion of the
A) foraminifera.
B) diatoms.
C) coccolithophores.
D) dinoflagellates.
Correct Answer:
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Q8: Cretaceous angiosperms, such as _, tended to
Q9: Endothermy in mammals requires that they have
A)
Q10: During Cretaceous, planktonic _ diversified greatly for
Q11: The evolutionary step that allowed flowering plants
Q12: Adaptive radiations of these two groups altered
Q14: Hesperornis was a
A) marine lizard.
B) marine turtle.
C)
Q15: By Middle Cretaceous, _ became the primary
Q16: New members of the Cretaceous pelagic food
Q17: During Cretaceous, the birds were more like
Q18: Late Cretaceous was a time of _
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