Key Stage 3 (Years 7–9) · Science
Ecosystems
Pupils study ecosystems and interdependence, learning about food chains and webs, producers, consumers and decomposers, energy transfer and biomass. They explore habitats, ecological niches, factors affecting population size, competition, predation, and human impacts such as pollution and conservation. Fieldwork skills include sampling, quadrats and recording biodiversity.
Below: 1 poster and 2 worksheets for teaching it at KS3. Open any of them in the Learnmix studio to make it your own, or download and print.
Browse by topic
Matched to the national curriculum and GCSE subject content, for every exam board.
Posters · 1
Display posters for classrooms, workshops and corridors.
Worksheets · 2
Printable activities, tasks and assessment sheets.
Need something for this topic that isn't here? Make it in the studio with AI Tools — a worksheet, quiz or keyword list in a minute.