Cenozoic Era - Marine Invertebrates, Phytoplankton, Vegetation, Climate, and Birds

Question 1

This was a strong control on plant distribution

Answer 1

Climate

Question 2

large-scale oceanic circulation was
disrupted so that heat transfer from equatorial regions to the
poles diminished or ceased.

Answer 2

Paleocene-Eocene
Thermal Maximum

Question 3

In what epoch during the Cenozoic era did major climatic change took place

Answer 3

Eocene

Question 4

A stood 2 m tall, had a huge head and beak that were the dominant predators during the eocene epoch until replaced by carnivorous mammals during the Oligocene

Answer 4

Diatryma

Question 5

These were particularly abundant
during the Miocene, probably because of increased volcanism
during this time

Answer 5

Diatoms

Question 6

_______ leaves with incised margins are more typical of cooler, drier areas

Answer 6

Smaller