Praxis II Biology - 50 test questions free

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Looking to ace your Praxis Biology content knowledge exam?

Dynamic Path presents 175 review questions for teaching professionals preparing for their Praxis Biology test.

This module contains professionally-written multiple-choice review questions with detailed, helpful explanations.

Dynamic Path is neither affiliated with nor endorsed by the ETS.


There are 120 questions on the Praxis Biology exam across the following six categories: Nature of Science: Scientific Inquiry, Methodology, Techniques, and History (21 questions, 14%), Molecular and Cellular Biology (30 questions, 20%), Genetics and Evolution (30 questions, 20%), Diversity of Life and Organismal Biology (30 questions, 20%), Ecology: Organisms and Environments (24 questions, 16%), and Science, Technology, and Social Perspectives (15 questions, 10%).

The Praxis Biology exam is 2 hours and 30 minutes long.

A passing score for the Praxis Biology exam is considered to be 150 or higher in most states.

A passing grade on the Praxis Biology exam is intended for individuals who intend to become a secondary school biology teacher.

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Ted Chan

Ted Chan

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Ted Chan is the Managing Editor of Ted has experience as a journalist and a writer, including editorial or content production roles at ESPN, Better Business Bureau, The Boston Globe, and Forbes. Ted holds a BA from Swarthmore College with High Honors, and a MBA from the MIT Sloan School of Management. Ted also studied at the Harvard Business School, earning a Certificate in Value-based Health Care Delivery.

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