Multiple choice

The ‘Age of trilobites’ has been attributed to which of the following periods?

In terms of evolution, geological time scale describes the various stages in the history of life on earth.

  1. Carboniferous period

  2. Ordovician period

  3. Cambrian period

  4. Devonian period

  5. Permian Period
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C Correct answer
Explanation

 The ‘Age of trilobites’ has been attributed to the Cambrian period. The Cambrian period is famous for Cambrian explosion when major groups of animals appeared in the fossil record in a relatively brief phase of time leading to diversification on a large scale.

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