Flow of Energy

In the food web above, what eats the rabbit?

• Fox

• Hawk

• Vole

• Grass

In this food chain, what will happen if the frogs become extinct?

• The snakes will increase.
• The grasshoppers will decrease.
• The eagles will remain the same.
• The grasshoppers will increase.

Organisms that obtain energy by feeding on other organisms

• Producer

• Consumer

• Decomposer

Consumers that eat only animals

• Carnivores

• Omnivores

• Herbivores

• Scavengers

As you work your way up the energy pyramid, what happens to the energy?

• It increases

• It decreases

• It stays the same

• Nothing

Organisms that break down wastes and dead organisms and return the raw materials to the environment

• Producer

• Consumer

• Decomposer

In the food web above, what organism is missing from this food chain:

Grass --> Slug --> ________ --> Hawk

• Vole

• Frog

• Insect

• Thrush

Which of the following would be the most likely effect, if there were a sudden increase in the cricket population?

• There would be a decrease in the small bird population.

• There would be a decrease in the grass/flowers population.

• There would be a decrease in the mice population.

• There would be an increase in the grass/flowers population.

In the food web above, what eats the rabbit?

• Fox

• Hawk

• Vole

• Grass

The diagram represents a pyramid of energy in an ecosystem.  Which level would most likely contain members of the plant kingdom?

• A
• B
• C
• D