Year 11 Biology
Organising an ecosystem
Feeding relationships and photosynthesis, predator-prey relationships, decay and the recycling of carbon and water, factors affecting decomposition, trophic levels, pyramids of biomass and energy transfer.
What is in this topic
- A narrated lesson video that works through the topic, with worked examples
- 100 practice questions at foundation, core and stretch level
- A worked explanation on every answer, and progress you can come back to
The lesson and practice open when you start the 7-day free trial. Cancel before it ends and you pay nothing.