Symbiotic Relationships Unit



Uncover the intricate web of life with this Symbiotic Relationships Unit, thoughtfully designed to explore the essential question: “How do organisms interact with one another?” This low-prep resource guides students through the fascinating world of symbiosis, shedding light on the dynamic relationships that shape ecosystems.


A crucial addition to a science curriculum, this unit delves into the various symbiotic relationships, including Parasitism, Mutualism, Commensalism, Neutralism, and Competition. By understanding these interactions, students gain insights into the delicate balance of nature and the interconnectedness of living organisms.


With engaging lessons and real-world examples, this unit equips science teachers with the tools to inspire curiosity and deepen students’ appreciation for the intricate relationships that sustain life on Earth.



  • Unit Pacing Guide
  • Species Interactions Lesson Plan
  • Symbiosis Do Now
  • Symbiotic Relationships PowerPoint Presentation & Guided Notes
  • Ecological Interactions Reading Comprehension Activity & Answer Key
  • Symbiotic Relationships Practice Packet & Answer Key
  • Ecological Interactions Lab & Answer Key
  • Niches vs. Habitats & Symbiosis Quiz & Answer Key
  • Ecological Interactions Quiz & Answer Key


⚠️ BUNDLE & SAVE!⚠️ Save 20% on this resource in the Ecology Unit Bundle!


Grade Levels: 6th – 10th
Total Pages: 70+
Teaching Duration: 4 Days


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