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13 cards from this deck
A sequence of organisms where each is eaten by the next
Feeding stage in a food chain
90%
10%
Energy decreases at each level; only 10% passed on
Series of interconnected food chains
Diagram showing organism numbers at each trophic level
Relative number of organisms
Usually increases
Size not taken into account
Not to scale due to very large numbers
Functional role of organism in ecosystem or habitat
No, not without competing
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