Energy & Ecosystems 0.0 / 5 ? BiologyEcology and biodiversityA2/A-levelAQA Created by: OliviaCreated on: 10-12-14 14:55 Photosynthetic organisms which begin the food chain Producers 1 of 9 one example of a decomposer Bacteria 2 of 9 stages in food chains Trophic levels 3 of 9 The total quantity of energy that plants convert to organic matter Gross production 4 of 9 The total mass of the plants in a particular place Biomass 5 of 9 One artificial input to agricultural ecosystems fossil fuels 6 of 9 poisonous chemicals that kill pests Pesticides 7 of 9 large area of land where only one crop is grown monoculture 8 of 9 a way of improving energy conversion selective breeding 9 of 9
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