Finding Several Species of Fossils, Rather Than Just One, in the Same

question 39

Multiple Choice

Finding several species of fossils, rather than just one, in the same rock layer is more useful to geologists because:

• A) It indicates the sediments must have been deposited at the same time when all the species were present.
• B) If some of the fossils are broken, others could be used as index species.
• C) If the conditions were not right for fossilization for one species, maybe the conditions were better for other fossil species.

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Definitions:

Historical Cost

The original monetary value of an asset, without adjustments for inflation, depreciation, or other factors since acquisition.

Bonds

Financial instruments representing a loan made by an investor to a borrower, typically corporate or governmental, where the borrower commits to paying back the principal along with interest on a specified schedule.

Amortized Cost

Amortized cost is an investment's acquisition cost adjusted for amortization, impairment charges, and any accumulated payment or receipts since acquisition.

Market Value

The market's current rate for buying or selling an asset or service.