Page 7 - Food_chains_FULL

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Movement of energy can be
shown in a food chain. A food
The levels of a food chain are
chain is a series of events in
referred to as trophic levels.
which one organism eats another
Each level indicates one more
organism to obtain energy.
energy-transferring step
away from the Sun.
Food chains are linear and look
at one path of energy flow. This
is a food chain for a snake.

1st 2nd 3rd
Trophic levels

A food chain is made of producers and multiple levels of consumers. Top-level consumers
are typically carnivores that do not have any natural enemies.

Top-level
Consumer

3rd-level
Consumers

2nd-level
Consumers

1st-level
Consumers

Producers

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