Animal Interactions Quiz Review

All the energy in an ecosystem comes from...

• the consumers

• the Sun

• the decomposers

• the producers

An example of producer-consumer relationship is...

• lion eating a deer

• grasshopper eating grass

• hawk getting energy from snakes

• earthworm breaking down dead material

Using the food web which of the following is a primary consumer?

• butterfy

• snake

• fox

• frog

Using food web which of the following is a secondary consumer?

• snake

• worm

• butterfy

• squirrel

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Using the food web what would happen if the eagle became extinct?

• The frog population would decrease.

• The frog population would increase.

• The butterfly population would increase.

• The snake population would decrease.

If fish were poisoned which organism lose a food source?

• algae

• phytoplankton

• clams

• birds

Using the food web, which organism is an apex predator?

• octopus

• shark

• clam

• lobster

The number of organisms at the top of the energy pyramid are usually smaller because the hawk

• needs more energy

• has more predators

• have more offspring

• eat producers

What % of energy is passed from organism to organism?

• 100%

• 10%

• 5%

• 25%

Tags

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The picture is a

• Food web

• A food chain

• A biome

• A biosphere

Tags

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