A survey of a compost heap records populations of woodlice, earthworms, fungi, bacteria and seedlings living and interacting in the same area. The researchers also record the temperature and water content of the heap.
Explain why describing all these observations as a community is not accurate, and name the level of organisation represented by the complete set of observations.
82 exam-style questions on Edexcel GCSE Biology 9.1 Ecosystems and interdependence, covering 9.1.1 Levels of organisation in ecosystems, 9.1.2 Abiotic and biotic factors, 9.1.3 Importance of interdependence, 9.1.4 Parasitism and mutualism, and 9.1.5 Determining number of organisms in an area. Each one has a worked solution and a mark scheme showing where the marks go.