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100
Includes all the living things in an area that interact with each other and the non-living things in the environment
An Ecosystem
100
Sunlight, air, water
Abiotic components
100
Bacteria, Plants and animals
Biotic Components
100
The amount of energy that gets passed up the food chain from primary producers to consumers
10-20%
200
The ability to do work. We get most of this from the sun.
Energy
200
The sequence of "producer --> herbivore --> carnivore" is called what?
Foodchain
300
Organisms that produce their own food through photosynthesis
Photoautotrophs
300
Organisms that get energy by oxidizing inorganic compounds like ammonia, nitrites and sulfides
Chemoautotrophs
300
Consumers that cannot produce their own food
Hetertrophs
300
Each step in a food chain
Trophic Level
300
Lots of food chains connected together in an ecosystem
Food web
400
How does energy flow in a food chain?
Producer to consumer, unidirectional
400
The total weight of living things per unit area
Biomass
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