Slides
3.1a Food supply
3.1b Increasing food supply
3.1c Photosynthesis
3.2a Plant and animal breeding
3.2b Inbreeding
3.2c Cross breeding and F1 Hybrids
3.3a Crop protection 1
3.3b Crop protection 2
3.4 Animal Welfare
3.5 Symbiosis
3.6a Social behaviour 1
3.6b Social behaviour 2
3.6c Social Behaviour 3
3.7 Biodiversity
Other resources
Summary Notes
Practice Questions
Practice Question Answers