Cambridge Cambridge IGCSE Sciences - Co-ordinated (Double) 0654 · B18.2
Food chains and food webs
- Code
- B18.2
- In
- B18 Organisms and their environment
- Topic
- B Biology
- Course
- Cambridge IGCSE Sciences - Co-ordinated (Double) 0654
- Board
- Cambridge
Grade boundaries·Cambridge command words
Codes and titles are read by a script from Cambridge's published specification and have not been checked by a person. What each point covers is in the specification itself: Cambridge’s specification.
Points under B18.2
- B18.2.1 Food chains
- B18.2.2 Constructing food chains
- B18.2.3 Food webs
- B18.2.4 Producers
- B18.2.5 Consumers
- B18.2.6 Levels of consumers
- B18.2.7 Herbivores
- B18.2.8 Carnivores
- B18.2.9 Decomposers
- B18.2.10 Human impact on food webs
- B18.2.11 Trophic levels (Supplement)
- B18.2.12 Identifying trophic levels (Supplement)
- B18.2.13 Inefficient energy transfer between trophic levels (Supplement)
- B18.2.14 Why food chains are short (Supplement)
- B18.2.15 Energy efficiency of eating crops versus livestock (Supplement)
Points in B18 Organisms and their environment
- B18.1 Energy flow
- B18.2 Food chains and food webs
- B18.3 Carbon cycle