Multiple choice

In which era the origin of life took place?

  1. Precambrian

  2. Proterozoic

  3. Mesozoic

  4. Coenozoic
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A Correct answer
Explanation

The origin of life occurred during the Precambrian era (also called the Cryptozoic), specifically in the Archean Eon around 3.5-4 billion years ago. This was long before the Proterozoic, Mesozoic, or Cenozoic eras.

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