FOOD CHAINS/WEBS

Food Chain
The sequence of whom eats whom in an ecosystem to obtain nutrition

Producers

Plants use energy to make food.

Consumers

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• Animals are consumers
• They can not make their own food

THREE TYPES OF CONSUMERS

• Carnivores
• Herbivores
• Omnivores

Decomposers

Decomposers
Bacteria & Fungi that
Feed on decaying matter

HOW FOOD CHAINS WORK

Arrows in a food chain show the way energy flows

Food Webs are
a network consisting of many food chains

TROPHIC LEVELS

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• Primary Consumers
• Secondary Consumers
• Tertiary Consumers
• Quaternary Consumers

In food chains there are always more food producers than food consumers.

MINI QUIZ!

What is the difference between a food web and a food chain?

A food web consists of many food chains while a food chain follows one path as animals find food.

What is the difference between a carnivore, herbivore, and omnivore?

A herbivore only eats plants, a carnivore only eats other animals, & an omnivore eats plants & animals.

Thank you very much for your full attention.

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