Earth Science: Geology, the Environment, and the Universe, New York

Section 4: Remains of Organisms in the Rock Record

Remains of Organisms in the Rock Record

1.		A _________ is the unaltered remains of a once-living organism. Need a Hint?
			A)	trace fossil
			B)	fossil with permineralization
			C)	fossil with original preservation
			D)	mold of a fossil

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2.		Which of these are indirect evidence of plant or animal life? Need a Hint?
			A)	altered remains
			B)	trace fossils
			C)	microfossils
			D)	original hard parts

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3.		Petrified wood is an example of __________. Need a Hint?
			A)	an index fossil
			B)	a mold
			C)	permineralization
			D)	original hard parts

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4.		What characterizes an index fossil? Need a Hint?
			A)	all of these are correct
			B)	abundant
			C)	widely distributed geographically
			D)	easily recognized