8th grade science quiz with multiple-choice questions on food chains, energy pyramids, biodiversity, and ecosystems.

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Ecosystems and Biodiversity Quiz

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This multiple-choice science quiz for 8th graders covers ecosystems and biodiversity with 11 questions on food chains, energy pyramids, trophic levels, and sustainability. Topics include the role of producers and decomposers, how biodiversity affects ecosystem health, and the flow of energy through an ecosystem. Use it as a unit quiz, test-prep review, or check for understanding.

Subject:: Science
Topic:: Biology
Grade Level:: 8th Grade
Updated May 2026

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