WVGSA Grade 5 Science Practice Questions - West Virginia General Summative Assessment Grade 5 Science Exam

Access More Questions

When wolves (top predators) were reintroduced to Yellowstone National Park, they hunted elk (herbivores). As elk populations regulated, riverbank willow trees recovered, beaver populations increased by building dams, and songbird nesting habitats expanded. What ecological process does this represent?

Trophic cascade, where top predators indirectly influence multiple trophic levels and physical habitats across an ecosystem Primary ecological succession starting on bare volcanic lava rock Competitive exclusion between songbirds and beavers Mutualism where wolves consume willow trees

Correct Answer:

Trophic cascade, where top predators indirectly influence multiple trophic levels and physical habitats across an ecosystem

Access more questions from this quiz

Continue to WVGSA Grade 5 Science Practice Questions - West Virginia General Summative Assessment Grade 5 Science Exam for more practice questions and the full quiz experience.

Access More Questions