Font size
WorksheetsFood Webs & Energy Pyramids
Total questions: 14
Worksheet time: 11mins
What do the arrows in a food web represent?
mass
energy flow
matter
organisms
What happens as you move higher in the energy pyramid?
more organisms
fewer organisms
number of organisms does not change
organisms die
In the food web pictured here, flies provide energy for...
Dragonflies, Turtles, & Frogs
Slugs & Fish
Water Weeds & Algae
Snakes, Frogs, & Kingfishers
What are all the terms that can be used to describe the Orca whale? Check all that apply!
Producer/Autotroph
Consumer/Heterotroph
Carnivore
Top predator
Primary Consumer
If a primary consumers have 650 kcals of energy available to them in the producers they eat, how many kcals of energy make it into the primary consumer trophic level?
6.5
65000
650
65
An owl eats a rat that lived in an ecosystem where there was 2,800 kcals of energy in the insect population that the rat consumed. How many kcals would transfer to the trophic level the owl is in?
28
280
2,800
28,000
A hawk eats a mouse that lived in an ecosystem where there is 10,000 kcals of energy in the insect population the mouse consumes. How much energy, in kcals, moves up to the trophic level the hawk is in?
1 kcals
10 kcals
100 kcals
1000 kcals
What percent energy from the producers is available to primary consumers?
25%
12%
8%
10%
