Food Chains and Food Webs - lesson

Food Chains and Food Webs

pages 102-103

Chain v. Web

• Food chains and food webs are similar. To help remember the difference, think about the words "chain" and "web" as you commonly think of them.

Chain

A "chain" is a series of links that attach in one path.

Web

A "web" is made up of a bunch of paths that are connected together.

Multiple Choice

What does an arrow represent in a food chain?

• who eats what

• flow of energy

• producers

• consumers

Match

Match the following BIOTIC factors of a food chain.

• producer

• consumer

• decomposer

The beginning of every food chain.

May be in the middle of a food chain.

The end of every food chain.

• The beginning of every food chain.

• May be in the middle of a food chain.

• The end of every food chain.

Multiple Choice

What is missing from this food chain?

• producer

• consumer

• decomposer

Multiple Choice

What would fit in this food chain?

• sunlight

• ants

• giraffe

• bigger tree

Hotspot

Where does a crab directly get its energy from? Click all that apply.

Hotspot

What eats crabs? Click all that apply.

Hotspot

What are the producers?

Hotspot

Which animals in this food web get energy DIRECTLY from producers?

Multiple Choice

What is a role that the squirrel has in this food web?

• producer

• consumer

• decomposer

• carnivore

Multiple Choice

In this food web, energy is transferred directly between

• prawn and mudskipper

• mangrove tree and mosquito

• kingfisher and mangrove crab

• mosquito and mosquito larvae

Reorder

Reorder the following in the order that energy is transferred in this food web.

• mangrove tree

• mangrove crab

• mudskipper

• mosquito

1

2

3

4

• 1
• 2
• 3
• 4

Drag and Drop

Use this chart to complete this food chain: leaves => ​

Placeholder

=> ​

Placeholder

=> ​

Placeholder

Drag these tiles and drop them in the correct blank above

caterpillar

raccoon

owl

slug

deer

Multiple Select

Which organisms are consumers?

• 1

• 2

• 3

• 4

Match

Use the chart to match the organisms.

• omnivore

• decomposer

• consumer

• producer

organism 1

organism 2

organism 3

organism 4

• organism 1

• organism 2

• organism 3

• organism 4

Hotspot

If the kangaroo rat were removed from this ecosystem, which organism may immediately be decreased?