Energy Roles
Types of Consumers
Vocabulary
Key Concepts
Invasive vs Native
100
What types of organisms are producers?
What are plants?
100
I eat only plants. What am I?
What is a herbivore
100
a series of events in which one organism eats another and obtains energy.
What is a food chain.
100
Quickly create a 3 link food chain.
answers may vary.
100

This organism was brought into an environment, it has no natural predators in this ecosystem.

Native or Invasive?

Invasive

200
True or False? Energy enters all ecosystems as sunlight.
What is True.
200
I eat only meat. What am I?
What is a Carnivore?
200
many overlapping food chains in an ecosystem.
What is food web.
200
How do organisms obtain energy?
What is by consuming/eating.
200

This organism is in its natural ecosystem.

Native or Invasive

Native

300

True or False. Producers are the source of all the food in an ecosystem.

What is True.

300
I eat both meat and animals. What am I?
What is an omnivore?
300
Double Jeopardy: a diagram that shows the amount of energy that moves from one feeding level to another in a food web.
What is an energy pyramid.
300
Double Jeopardy: How much energy is transferred from one organism to another when feeding on one another?
What is 10 percent.
300

Kudzu, "the plant that ate the south," is a

(Native  or Invasive) species?

Invasive

400
List two major groups of decomposers.
What is bacteria and fungi.
400
I eat only insects. What am I?
What is an insectivore?
400
Which diagram is a more realistic portrayal of how an ecosystem transfers energy: food web or food chain? Explain.
What is food web.
400

Identify the energy roles of the following organisms in a pond ecosystem: tadpole, algae, heron.

What is algae: producer Tadpole: herbivore/first level consumer Heron: consumer/ carnivore/ second level consumer

400

The population of jackrabbits in Oklahoma has increased and is causing the native grass to decrease. Are jackrabbits native or invasive?

Native

500
What are the three energy roles all organisms in the ecosystem fit into?
What are producers, consumers, and decomposers.
500
I eat dead organisms but do not bring nutrients back to the earth. What am I?
What is a scavenger?
500
I break down waste and dead organisms. What am I?
What is a decomposer?
500

Why is the pyramid shape useful for showing the energy available at each level of a food web?

It shows there is more energy at the bottom than the top. Producers get energy from the primary energy source, the sun.
500

True or False

Native and invasive species compete for the same resources.

True

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