KS4 Biology Ecosystems

Ecosystems

Trophic Levels

• Food Chain
• Food Web
• Biomass
  • Pyramid of Biomass

Environmental Factors

• Abiotic Environmental Factors
• Biotic Environmental Factors
  • Biological Community
  • Population
  • Feeding Relationships
    • Predator
    • Prey
    • Producers
    • Consumers
    • Parasites
    • Mutualists
    • Decomposers
    • Detrivores
• Competition

GCSE Biology Required Practical: Decay of Organic Material

Material Cycling

• Water Cycle
• Carbon Cycle
• Nitrogen Cycle

Adaptation

• Habitat
• Survival of the Fittest

Biodiversity

• Classification Key
• 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
• Food Production