Gcse 9-1 Biology edexcel topic 9
Ecosystems Exam Questions With
Assured Answers
Producer - ANSA plant that photosynthesises to produce food
Consumer - ANSAn animal that eats plants or other animals
Decomposer - ANSan organism that feeds on dead material
Population - ANSAll the organisms of a particular species found in an ecosystem at any one time
Community - ANSAll the different organisms living and interacting with one another in a particular
area
Habitat - ANSThe place which an organism lives e.g. pond water for a tadpole
Ecosystem - ANSA distinct self-supporting system of organisms interacting with each other and a
physical environment, such as a mangrove swamp
Examples of producers - ANSGreens plants, plankton and seaweed, algae
How energy is lost in a food chain - ANSheat, respiration, excretion and movement
Carbon Cycle - ANS
Water cycle - ANS
Nitrogen cycle - ANS
Ecosystems Exam Questions With
Assured Answers
Producer - ANSA plant that photosynthesises to produce food
Consumer - ANSAn animal that eats plants or other animals
Decomposer - ANSan organism that feeds on dead material
Population - ANSAll the organisms of a particular species found in an ecosystem at any one time
Community - ANSAll the different organisms living and interacting with one another in a particular
area
Habitat - ANSThe place which an organism lives e.g. pond water for a tadpole
Ecosystem - ANSA distinct self-supporting system of organisms interacting with each other and a
physical environment, such as a mangrove swamp
Examples of producers - ANSGreens plants, plankton and seaweed, algae
How energy is lost in a food chain - ANSheat, respiration, excretion and movement
Carbon Cycle - ANS
Water cycle - ANS
Nitrogen cycle - ANS
