AnswersSTPSB_Environmental Science 2627Lab: Modeling Water Erosion — Unit testQuestion 21
21
QuizMultiple Choice

Lab: Modeling Water Erosion — Unit test

Question 21 • *STPSB_Environmental Science 2627

How do index fossils help scientists?

Answer
A
They aid in the study of ranges of different organisms.
B
They advance understanding of the origin of life on Earth.
C
They aid in comparison of rock layers at distant locations.
D
They advance understanding of rock type at the time the organism lived.
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