6.3a - Food chains & Food webs: Interactions of Life

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The sun is approx. ___000 000 km from Earth
Glucose
A simple sugar
Photosynthesis
carbon dioxide + water --> glucose + oxygen
Autotroph
An organism that produces their own food
Producer
Another word for autotroph
Hetrotroph
An organism that doesn't produce its own food
Consumer
Another word for heterotroph
Primary
Animals that eat plants are called _______ consumers
Herbivore
Another word for a primary consumer
Secondary
Animals that eat primary consumers are called _________ consumers
Carnivore
Another word for a secondary consumer
Omnivores
Organims that are able to consume both plants and animals
Food chain
The interaction between producers, primary consumers and secondary consumers
Trophic
Links in food webs are called _______ levels
Food web
The interaction of food chains
Biodiversity
The number of different species present in a community
Unstable
A community with only a few species of plants is an ________ ecosystem
One
Energy in an ecosystem moves in ___ direction
More
There are ____ producers than consumers in a food chain
Organic matter
All matter that comes from living organisms
Carbon
All organic matter contains this element
Decomposers
Organic matter is recycled by ___________
Detritus
Fragments of dead organic material present in soil
Detritivores
Organisms that eat & ingest detritus