Answers Environmental Science A Succession and ExtinctionQuestion 3

3

AssignmentMultiple Choice

Succession and Extinction

Question 3 • Environmental Science A

Why are pollen grains useful when studying the climate history of a region?

Answer

A

They may contain the remains of ancient organisms.

B

They may have rings inside them that reflect variations in the local climate.

C

They can be preserved within the fossils of organisms that carry them.

D

They provide clues about the types of plants that grew in a region at a particular time.

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