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19. Ecosystems
19.1 Introduction, System Dynamics, Complex interactions
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8th Grade Science
Environmental Science
19. Ecosystems
19.1 Introduction, System Dynamics, Complex interactions
Ecosystems Uncovered: System Dynamics and Complex Interactions
Discover how living organisms and nonliving forces interact to create dynamic, self-regulating ecosystems through energy flow, feedback loops, and species relationships.
What You'll Learn
Ecosystems include biotic and abiotic components interacting dynamically together.
Trophic cascades and feedback loops regulate ecosystem stability over time.
Keystone species and biodiversity are essential for maintaining ecosystem resilience.
Ecological succession describes community recovery following environmental disturbances.
What You'll Practice
1
Students identify ecological relationships including mutualism, parasitism, and commensalism.
2
Learners analyze trophic cascades, feedback loops, and keystone species scenarios.
3
Questions test understanding of succession, carrying capacity, and eutrophication effects.
Why This Matters
Understanding ecosystem dynamics equips students to analyze real-world environmental challenges and make informed decisions about conservation, sustainability, and the interconnected natural world.
This Unit Includes
Practice exercises
Learning resources
Skills
Ecosystem Dynamics
Trophic Cascades
Feedback Loops
Biodiversity
Ecological Succession
NC Curriculum Aligned