This ecosystems revision bundle includes 6 worksheets that are perfect for revising ecology content. Students will; demonstrate their understanding of energy flow in ecosystems (biomass, food chains, food webs, trophic levels, 10% energy rule); describe different elements involved in the carbon cycle (deforestation, fossils & fossil fuels, fossil fuel emissions, photosynthesis & respiration, decomposition, ocean absorption); apply their knowledge of biotic factors (ecological interaction