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History of Life on Earth App (MCQs) & e-Book PDF Download - 182

MCQ:

In each mass extinction, what is the average percentage of the marine animals that went extinct?

  1. 10
  2. 20
  3. 40
  4. 50

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The App: History of Life on Earth MCQs App to study History of Life on Earth Textbook, Cell Biology MCQs App, and 9th Grade Biology MCQs App. The "History of Life on Earth" App to free download Android & iOS Apps includes complete analytics with interactive assessments. Download App Store & Play Store learning Apps & enjoy 100% functionality with subscriptions!

History of Life on Earth App (Android & iOS)

History of Life on Earth App (Android & iOS)

Cell Biology App (Android & iOS)

Cell Biology App (iOS & Android)

9th Grade Biology App (Android & iOS)

9th Grade Biology App (Android & iOS)

MCAT Biology App (Android & iOS)

MCAT Biology App (iOS & Android)