Biology 9 Lesson 56-57: Practice: Understanding the local environmental situation

Biology 9 Lesson 56-57: Practice: Understanding the local environmental situation 1. Theoretical Summary – Review the knowledge of the lessons: Lesson 54: Environmental pollution. Lesson 55: Environmental pollution (continued). – Prepare practical tools: Tables 56.1 and 56.3. Paper, pens, worksheets. 2. Practice Procedure a. Investigate the situation of environmental pollution Step 1: Before investigating the […]

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