WJEC GCSE Biology 3400QS · 1.6
Ecosystems, Nutrient Cycles and Human Impact on the Environment
- Code
- 1.6
- In
- 1 Unit 1: Cells, Organ Systems and Ecosystems
- Course
- GCSE Biology 3400QS
- Board
- WJEC
Codes and titles are read by a script from WJEC's published specification and have not been checked by a person. What each point covers is in the specification itself: WJEC’s specification.
Points under 1.6
- 1.6(a) Food chains and food webs
- 1.6(b) Energy use and loss along food chains
- 1.6(c) Pyramids of numbers and biomass
- 1.6(d) Efficiency of energy transfer between trophic levels
- 1.6(e) Microorganisms and decay
- 1.6(f) Nutrients released by decay
- 1.6(g) The carbon cycle
- 1.6(h) The nitrogen cycle
- 1.6(i) Balancing food production and wildlife
- 1.6(j) Intensive farming methods
- 1.6(k) Indicators of pollution
- 1.6(l) Heavy metals and pesticides in food chains
- 1.6(m) Eutrophication
Points in 1 Unit 1: Cells, Organ Systems and Ecosystems
- 1.1 Cells and Movement Across Cell Membranes
- 1.2 Respiration and the Respiratory System in Humans
- 1.3 Digestion and the Digestive System in Humans
- 1.4 Circulatory System in Humans
- 1.5 Plants and Photosynthesis
- 1.6 Ecosystems, Nutrient Cycles and Human Impact on the Environment