Natural Selection & Speciation Fill-in-the-Blank Vocabulary Worksheet | Biology II | Grades 9–12

Natural Selection & Speciation Fill-in-the-Blank Vocabulary Worksheet is a fill-in-the-blank vocabulary sentence worksheet for Biology II (grades 9–12) on Natural Selection & Speciation.

Pairs with: Natural Selection & Speciation Slide Show Presentation; Natural Selection & Speciation Guided Notes; Natural Selection & Speciation Lesson Quiz; Natural Selection & Speciation Unit Test.

Sections: Word Bank; Vocabulary Sentences. Sample item: “1. When reproductive barriers prevent interbreeding between divergent populations, evolutionary ____________________ establishes new, independent species.”

What's inside: Fill in the Blank Vocab Worksheet (editable .docx + PDF, about 823 words, 5 pages); answer key / model answers for the teacher.

Standards: NGSS High School Life Science (HS-LS) disciplinary core ideas and the science practices of analyzing data and constructing explanations.

Resource type: Fill-in-the-Blank Vocabulary Worksheet. Format: editable Microsoft Word file plus a ready-to-print PDF.

Classroom use: Assign after vocabulary is introduced; students use context clues to place each term in a sentence. Built for Biology II, 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.