Keystone Biology Module 1 Practice Test | Biology | Grades 9–12

This Keystone Biology Module 1 Practice Test is a state assessment prep resource for the Pennsylvania Keystone Biology exam (STEELS-aligned), written for high school Biology students in grades 9–12 and their teachers.

Pairs with: Keystone Biology Exam Overview & Teacher Guide; Keystone Biology Comprehensive Study Guide; Keystone Biology Module 1 Scenario Sets; Keystone Biology Module 1 CR Practice and Scored Exemplars.

Sections: Biology · Pa Keystone · Steels Module 1; Directions; Ucu → Ucc; Constructed Response; Steels. Sample item: “2. A skin cell and a neuron come from the same fertilized egg and carry the same DNA. The neuron makes proteins that carry signals, and the skin cell makes keratin. Which explanation fits this evidenc”

What's inside: Module Practice Test (editable .docx + PDF, about 4,531 words, 16 pages); answer key / model answers for the teacher.

Standards: Pennsylvania STEELS standards assessed on the Keystone Biology exam (Modules 1 and 2), with NGSS-aligned life science practices.

Resource type: State Test Prep. Format: editable Microsoft Word file plus a ready-to-print PDF.

Classroom use: Use it to prepare students for the end-of-course state biology assessment. Built for high school Biology, grades 9–12.

Format note: These files are delivered in Microsoft Office formats (Word and/or PowerPoint). If you open a worksheet that includes tables in Apple Pages or another non-Microsoft app, table formatting may not display correctly. For best results, use Microsoft Word or PowerPoint (or upload the file to Google Docs). If you run into any formatting issues, contact us and we can send a PDF version.