Food Chains and Food Webs (PowerPoint)

Food Chainsand

Food Webs

Lesson By Jana Conner

Begins With

Energy Source

Begins With

Energy Source

Producer

Begins With

Energy Source

Producer

Producer

Begins With

Energy Source

Producer

Producer

Producer

Begins With

Energy Source

Producer

Producer

Producer

Primary Consumer

Begins With

Energy Source

Producer

Producer

Producer

Primary ConsumerPrimary Consumer

Begins With

Energy Source

Producer

Producer

Producer

Primary ConsumerPrimary Consumer Primary Consumer

Begins With

Energy Source

Producer

Producer

Producer

Primary ConsumerPrimary Consumer Primary Consumer

Secondary Consumer

Begins With

Energy Source

Producer

Producer

Producer

Primary ConsumerPrimary Consumer Primary Consumer

Secondary Consumer

Secondary Consumer

Secondary Consumer

Begins With

Energy Source

Producer

Producer

Producer

Primary Consumer Primary

ConsumerPrimary Consumer

Secondary ConsumerTertiary Consumer

Tertiary Consumer

Trophic Levels of The Food Chain(the position an organism holds in a food

chain)

Level 1 – Producers (organisms that make their own food)Level 2 – Primary Consumers (herbivores that eat plants)Level 3 – Secondary Consumers (carnivores that eat herbivores)Level 4 – Tertiary Consumers (carnivores or omnivores that eat other carnivores)

http://en.wikipedia.org/wiki/Trophic_level