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Curriculum Series: BSCS Middle School Science & Technology Program
Chapter Title: Level C: Systems and Change, Unit 2: Change Through Time, Chapter 10: How Do Living Systems Change?
Content Area of Chapter: Life Science
Developer: Biological Sciences Curriculum Studies (BSCS) at http://www.bscs.org
Publisher: Kendall/Hunt Publishing Company at http://www.kendallhunt.com

View a [pdf] profile of the BSCS Middle School Science & Technology Program
View a brief [pdf] overview of Chapter 10: How Do Living Systems Change?

Purpose of this "Open-Ended Question"

To gauge students’ emerging understandings of natural selection, and to inform future instruction.

View the Assessment

Student Materials [pdf]
Scoring Guide from Teacher Materials [pdf]

Next Steps

Following the assessment, a teacher might:

  • Provide further targeted instruction on natural selection.

  • Provide opportunities for students to review and revise responses that do not meet standards.


Excerpts from the BSCS Middle School Science & Technology Program reprinted with permission from Kendall/Hunt Publishing Company.















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