Ecosystems Unit Test Review

Recently, a family of bobcats moved into an area with a large rabbit population. What changes may occur in the ecosystem?

• The rabbit population may increase
• The rabbit population may decrease
• The rabbit population may increase first, then decrease
• The rabbit population will remain the same

What is a producer? 

• Organism that creates their own food.
• Organism that eat other organisms for energy
• Organism that eat other dead organisms

What is a food chain?

• The flow of energy from one thing to another

• The way animals eat each other

• The way the sun makes everything

• How the plants grow

What is a consumer? 

• Organism that creates their own food.
• Organism that eat other organisms for energy
• Organism that eat other dead organisms

All food chains begin with a...

• grass

• producer

• consumer

• decomposer

Which of these is not a decomposer?

• Mushroom

• Fungi

• Bacteria

• Lion

Which of these is not a consumer?

• Tiger

• Squirrel

• Fish

• Apple Tree

Which of these is not a producer?

• Tree

• Flower

• Grass

• Bird

This includes all the populations of a given area.

• organism

• population

• niche

• community

All of the living and nonliving components that interact in an environment.

• population

• ecosystem

• community

• organism