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9 December, 12:59

The diagram below shows the layers of a rock having an ammonite:

A rock columns labeled Rock is shown. The column has three layers. The bottommost layer of the rock has one shaded circle, the middle layer has a two squares, the top layer has one star shape along with two identical organisms labeled Ammonite in the key. A key is shown on the right of the diagram. The shaded circle is marked as X, the square is marked as Y and the star is marked as Z

Which statement about the rock fossils is true?

Fossil Y is older than fossil X.

Fossil Z is younger than fossil Y.

Fossil Z existed over many periods of time.

Fossil Y existed during the same period as the ammonite.

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Answers (1)
  1. 9 December, 14:21
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    Fossil y is older than x.
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