A bee collects nectar from a flower and transfers pollen to another flower of the same species.
Which statement explains why this is mutualism?
The bee gains food and the plant gains pollen transfer.
The bee gains food and the plant loses its mineral ions.
The bee gains shelter and the plant gains extra water.
The bee gains pollen and the plant loses its sunlight.
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.