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***[[Type 1 Diabetes]]
***[[Type 2 Diabetes]]
==Photosynthesis==
===Importance of photosynthesis===
*[[Photosynthesis]]
*[[Photosynthesis#Factors Affecting the Rate of Photosynthesis|Factors Affecting the Rate of Photosynthesis]]
*[[Leaf|Adaptations for Photosynthesis]]
[[GCSE Biology Required Practical: Factors Affecting the Rate of Photosynthesis]]
==Ecosystems==
===Levels of organisation within an ecosystem===
*[[Organism]]
*[[Population]]
*[[Biological Community]]
*[[Habitat]]
*[[Ecosystem]]
*[[Abiotic Environmental Factors]]
*[[Biotic Environmental Factors]]
*[[Feeding Relationship]]s
**[[Predator]]
**[[Prey]]
**[[Producer]]s
**[[Consumer]]s
**[[Parasite]]s
**[[Mutualist]]s
**[[Decomposer]]s
**[[Detrivore]]s
*[[Competition (Biology)|Competition]]
*[[Interdependence (Biology)|Interdependence]]
*[[Survival of the Fittest]]
===The principle of material cycling===
*[[Water Cycle]]
*[[Carbon Cycle]]
*[[Nitrogen Cycle]]
*[[Decomposition (Biology)|Decomposition]]
*[[Decomposer]]s
===Pyramids of biomass and transfer through trophic levels===
====[[Trophic Level]]s====
*[[Food Chain]]
*[[Food Web]]
*[[Biomass]]
**[[Pyramid of Biomass]]
===Biodiversity===
*[[Biodiversity]]
*[[Classification Key]]
*[[Sampling (Biology)|Sampling]]
**[[Quadrat]]
**[[Transect]]
[[GCSE Biology Required Practical: Measuring Population in a Habitat]]
===Human Effect on Ecosystems===
*[[Nature Reserves]]
*[[Protected Species]]
*[[Pollution]]
*[[Habitat Destruction]]
**[[Deforestation]]
**[[Global Warming]]
===Some of the biological challenges of increasing food yields using fewer resources===
*[[Food Production]] - changing diet, pests, pathogens, environmental change, genetic modification, improved agricultural techniques.