A food chain in a grassland habitat is shown below.
grass to grasshopper to lizard to hawk
a.
Name the producer in this food chain.
[1]
b.
Name the primary consumer in this food chain.
[1]
Markscheme
7.4 Trophic levels in an ecosystem Questions
61 exam-style questions on AQA GCSE Biology 7.4 Trophic levels in an ecosystem, covering 7.4.1 Trophic levels, 7.4.2 Pyramids of biomass, and 7.4.3 Transfer of biomass. Each one has a worked solution and a mark scheme showing where the marks go.