10
lesson pretestMultiple Choice

Pretest

Question 10 • TPS EdX Biology

Which two continents contain fossils of Mesosaurus , an extinct reptile, in similar regions of Pangaea?

Answer
A
Africa and South America
B
Australia and Eurasia
C
North America and Australia
D
Eurasia and Africa

Explanation

Mesosaurus fossils have been found in matching regions of eastern South America and western Africa. Since Mesosaurus was a freshwater reptile, its fossils on both sides of the Atlantic support the idea that these continents were once joined as part of Pangaea. The correct choice is Africa and South America.

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