WVGSA Grade 8 Science Practice Questions - West Virginia General Summative Assessment Grade 8 Science Exam

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In a grassland ecosystem, mice eat seeds and owls eat mice. If a disease eliminates 80% of the mouse population, what immediate impact will occur in this food chain?

The owl population will increase due to lack of competition The owl population will decline due to reduced food availability, while seed biomass will increase Seed plants will die out completely Fungi decomposers will stop functioning

Correct Answer:

The owl population will decline due to reduced food availability, while seed biomass will increase

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