All organisms in an ecosystem are interconnected, and any imbalance in this complex relationship can have irreversible ...

This type of change is the result of a really cool phenomenon known as a trophic cascade. It’s an indirect effect predators ...

Trophic cascades are powerful indirect interactions that can control entire ecosystems. Trophic cascades occur when predators limit the density and/or behavior of their prey and thereby enhance ...

Secondary production of species in multi-species assemblages can be used to quantify bottom-up linkages with flow webs, top-down linkages with ingestion/production webs and trophic position ...

Producers Green plants - they make glucose during photosynthesis. Primary consumers Usually eat plant material - they are herbivores. For example rabbits, caterpillars, cows and sheep. Secondary ...

The questions in this quiz are suitable for GCSE biology students studying trophic levels, pyramids of biomass, and transfer of biomass. If you struggled with the quiz, don't panic - we've got you!