Biology 5090 · O Level · Energy flow

Energy flow — practice question

The diagram presents a food web in a grassland habitat.
(a)[5]

Explain the feeding links between the named organisms at different trophic levels in this food web.

(b)[5]

Describe how energy moves into and through a food web. Explain how this determines the biomass of organisms at different trophic levels.

Worked solution & mark scheme

This 10-mark question has a full step-by-step worked solution and mark scheme. One marking point: Producer: grass

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