Food Chains, Food Webs, and Ecosystems

Food Chains and Webs

What's the difference?

Multiple Choice

A food chain is a direct line.

• True

• False

Food Chain

• Shows the direct relationship between a producer, primary consumer, secondary consumer, and tertiary consumer.

• Only shows one flow of energy

Food Web

• Shows how multiple flows of energy between producers and consumers.

• Show how energy is transferred in an ecosystem.

Multiple Choice

A food web shows...

• How energy flows in a direct line

• How energy flows through an entire ecosystem

Multiple Choice

A food chain shows...

• how energy flows through in a directline

• how energy flows through an entire ecosystem

Multiple Choice

Which one expresses the flow of energy the best?

• Food chain

• Food web

Roles within an ecosystem

• Producers

• Consumers

• Predators

• Decomposers

Producers

-Get their energy from the sun

- Produce their own food through photosynthesis

- Plants!!!

Consumers

- Primary Consumers

-Secondary Consumers

-Tertiary Consumers

Multiple Choice

Consumers produce their own food.

• True

• False

Multiple Choice

Consumers eat....

• Producers

• Producers and other consumers

• Only other consumers

Multiple Choice

Producers eat.....

• They don't. They make their own

• Consumers

Primary Consumers

They only eat producers

Herbivor

Secondary Consumers

-mainly eat primary consumers

-Will also sometimes eat producers

-Omnivores

-Predators

Tertiary Consumers

Also known as apex predidators. They mainly feed on consumers.

Apex Predator

Omnivore/Carnivores

Multiple Select

Who are the consumers?

• North American Red Fox

• North American Shrew

• Appalachian Cottontail

• Northern Highbush Blueberry

Multiple Choice

Who eats the primary consumers?

• Tertiary Consumers

• Secondary and Tertiary Consumers

• Secondary Consumers

Scavengers

• The eat dead consumers mainly

• Most do not hunt but eat animals that are already dead

• Carnivores

Multiple Choice

Do scavengers only break down territory consumers?

• Yes, only the top predators

• No, any level of consumer

Decomposers

• They break down everything that is apart of the ecosystem.

• Helps to return the energy (nutrients) to the ground

• Bacteria and fungi (mushrooms)

Multiple Choice

What do decomposers return to the soil?

• Oxygen

• Nutrients

• Nitrogen