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Exam (elaborations)

Biobeyond - History Repeats Itself, With A Twist Expected Questions With Verified Answers

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Biobeyond - History Repeats Itself, With A Twist Expected Questions With Verified Answers

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BIOBEYOND - HISTORY REPEATS ITSELF, WITH A
TWIST EXPECTED QUESTIONS WITH VERIFIED
ANSWERS
Question 1.
Click on each eon of Earth's history on the timeline above to view the dominant lifeforms, then
characterize what you see.

ANSWER
Unknown microscopic microscopic macroscopic



Question 2.
In this lesson, you'll explore the changes that took place during the PETM. Why do you think
exploring these changes is important for understanding the effects of climate change today?

ANSWER
The PETM was the last rapid warming event on Earth. By exploring what happened then, we can get
an idea about what can happen to our Earth today if it continues to get warmer.



Question 3.
Look at the world of the Paleocene-Eocene. How similar would you say it is to today's world?

ANSWER
75% the same



Question 4.
What is the general surface temperature trend from the late Paleocene (~59 million years ago)
to the early Eocene (~51 million years ago)?

ANSWER
Increasing



Question 5.
What was the average global surface temperature at 59 million years ago (round to the nearest
degree)?

ANSWER
23°C




1

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