Food chains , food webs

Trophic levels

Producers , primary consumers , secondary consumer , tertiary consumers

Producers are

photoautotrophic

Primary consumers

herbivore omnivore

Secondary consumer

carnivore omnivores

Tetiary consumers

carnivore , ommnivore

Food wbes are more

accurate

Producers are

autotrophic

Consumers are

heterotrophic

Plants

1% of energy from sun chemical energy

Each trophic levels

10% of energy of last level