Ecosystem Disruptions & Biodiversity CER Task Cards | Middle School Life Science | Grades 6–8

Ecosystem Disruptions & Biodiversity CER Task Cards is Claim-Evidence-Reasoning phenomena task cards for Middle School Life Science (grades 6–8) on Ecosystem Disruptions & Biodiversity.

Pairs with: Ecosystem Disruptions & Biodiversity Slide Show Presentation; Ecosystem Disruptions & Biodiversity Guided Notes; Ecosystem Disruptions & Biodiversity Lesson Quiz; Ecosystem Disruptions & Biodiversity Unit Test.

Sections: Claim • Evidence • Reasoning (cer) Task Cards; Curricular Overview & Design Intent; Next Generation Science Standards (ngss) Alignment; Teacher Implementation & Instructional Guide; Three-tiered Cognitive Scaffolding Architecture; Recommended Classroom Implementation Models; Tier 1: Identify; Ecological Succession: Primary & Secondary Pathways. Sample item: “Teacher: _________________________”

What's inside: Phenomena-Based CER Task Cards (editable .docx + PDF, about 13,004 words, 28 pages); answer key / model answers for the teacher.

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

Resource type: CER Task Cards. Format: editable Microsoft Word file plus a ready-to-print PDF.

Classroom use: Place cards at stations or project them; students write a claim, cite evidence, and explain their reasoning. Built for Middle School Life Science, grades 6–8.

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.