Multiple Choice
The Carboniferous Period is known for
A) Rich coal deposits found in rocks of this age.
B) The first examples of gymnosperms on land.
C) The first angiosperms developed.
D) The carboniferous explosion of marine invertebrates; sea urchins, arthropods, and crustaceans.
E) The appearance of reptiles and large mammals.
Correct Answer:
Verified
Correct Answer:
Verified
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