1. A B F B N C H P I E D S P B S I P E B T A B C D E F E H B P B B I N P P S T S I
2. What A is are non-living chemical and physical factors in the environment ? ABIOTIC
3. What B is the living components of an organism's environment? BIOTIC
4. What C describes all the organisms (= ∑ the biotic factors) in a particular habitat at one time ? COMMUNITY
5. What D are organisms that consume dead or decaying organisms ? DECOMPOSERS
6. What E is all the communities/living organisms/ biotic factors and environmental / abiotic factors in a particular area; these factors are interacting and interdependent; they make up a self-contained system which is self supporting in terms of energy flow? ECOSYSTEM
7. What F is all the interconnected food chains in an ecosystem ? FOOD WEB
8. What E is all the factors in a habitat which affect an organism; these may be either living(= biotic ) or non living (= abiotic ) ? ENVIRONMENT
12. What B is renewable energy source, refers to living and recently dead biological material that can be used as fuel? BIOMASS
13. What I is a type of competition involving organisms competing with the same species? INTRASPECIFIC
14. What N describes the role of a species within an ecosystem; its location/spatial habitat and functions? NICHE
15. What P is a the first organism in a food chain; an autotroph (i.e capable of manufacturing organic molecules/food, normally by photosynthesis ? PRODUCER
16. What P is a collection of inter-breeding organisms of a particular species? POPULATION
17. What S describes a group of potentially interbreeding individuals which produce viable, fertile offspring ? SPECIES
18. What T is a feeding level in a food web - defined by the method of obtaining food? TROPHIC
19. What S refers to more-or-less predictable and orderly changes in the composition or structure of an ecological community? SUCCESSION
20. What I is a type of competition involving organisms competing with a different species? INTERSPECIFIC
21. What B is the variation of life forms within a given ecosystem, biome, or for the entire Earth. ? BIODIVERSITY