WorksheetsFood Web and Pyramid
Total questions: 20
Worksheet time: 10mins
Based on the model, which consumers would receive the greatest amount of energy captured by the producers in their food chains?
Beluga Whale
Polar Bear and Arctic Hare
Ptarmigan and Arctic Bumblebee
Lichens and Shrubs
Which in the apex predator?
Ptarmigan
Polar Bear
Lichens
Beluga Whale
Which group are the producers?
1 and 2
3 and 4
3
4
Which trophic level is Primary consumer?
1
2
3
4
Level 1 is called the _______________ tropic level.
Primary consumer
Primary producer
Tertiary consumer
Tertiary producer
Which trophic level has the greatest amount of energy to use?
Producers
Primary consumers
Secondary consumers
Tertiary consumers
If the original amount of energy in an energy pyramid is 10,000 kcal what amount if left for the apex predators?
0.10 kcal
1 kcal
10 kcal
100 kcal
How much energy is lost when organisms consume another organism from a different level?
10%
20%
50%
90%
Where do producers get their energy?
Decomposers
Earthworms
Garbage
Sun
Soil
Organisms who produce their own food are called ____________.
Autotrophs
Carnivores
Herbivores
Heterotrophs
These organisms exist within every trophic level giving nutrients back to the soil.
Bees
Birds
Decomposers
Plants
Which is the best description of mutualism?
When two or more organisms eat the same food
When two or more organisms rely on each other for survival
When two or more organism get energy from the sun
When two or more organisms compete for survival
Which of the following relationships best represents a predator/ prey relationship?
bees and flowers
owls and mice
beavers and fish
fish and water
Describe the direction of the arrows in the food web. What are they indicating?
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What would happen to the population of snakes and rabbits if the hawks were removed from the ecosystem?
Rabbits and Snakes would die off
Rabbits and Snakes would overpopulate
Rabbits and Snakes would be consumed by the wolf
Rabbits and Snakes would not be affected
