Core: Ecosystems

This sub-topic introduces the core structure and function of ecosystems, covering key ecological terminology, abiotic/biotic interactions, energy flow between trophic levels, and ecological pyramids, all foundational for higher ecology topics in IB Biology HL.

📖Study Guide

In-depth bilingual notes with worked past paper examples.

✍️Practice Exam

Timed practice questions with mark scheme grading. Coming soon.

🎴Flashcards

Spaced repetition for key concepts and definitions. Coming soon.

📊Visualizer Coming Soon

Interactive plots and diagrams to build intuition. Coming soon.

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