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WorksheetsBrainPOP Food Webs
Total questions: 10
Worksheet time: 5mins
Food webs model the way _______ move through an ecosystem.
Wind and water
Energy and matter
Predators and prey
Consumers and producers
What is the source of energy for photosynthesis?
The Sun
The ocean
Earth's crust
Tubeworms
The relationship between a food web and a food chain is most similar to the relationship between a road map and:
A mountain range
A driving route
A car
A bridge
Lions eat both zebras and wildebeests. How would the arrows in a food web display this relationship?
Zebra ->Lion
Wildebeest -> Lion
Lion -> Zebra
Lion -> Wildebeest
Lion <- Zebra <- Wildebeest
Lion -> Zebra -> Wildebeest
What is the role of producers in an ecosystem?
To harness energy
To break down dead material
To prey on other species
To create sunlight
.How do primary consumers get their energy?
By performing photosynthesis
By breaking down dead organisms
By eating producers
By eating decomposers
Wolves eat elk, and elk eat blackberries. Which species is a secondary consumer?
Wolves
Elk
Blackberries
None of the above
What idea did Colleen Cavanaugh discover through her research on deep-sea food webs?
Food webs contain multiple food chains
The Sun is not the energy source of all food webs
Food webs map the flow of energy
All food webs contain producers
Which sign represents the role of a decomposer?
Why do scientists use scientific models?
They're exact representations of nature
They permanently establish scientific knowledge
They're helpful for finding patterns
They reduce the need for research
