Ecosystem

Identify the ecosystem

• Forest

• Tundra

• Freshwater

• Desert

A place where living and nonliving things interact

• population

• community

• ecosystem

• nutrient cycle

Break down useful things like minerals that enrich the soil

• Decomposer

• Consumer

• Producer

"To eat" animals and/or plants

• Decomposer

• Consumer

• Producer

Makes oxygen plants and animals need

• producer

• consumer

• decomposer

The path energy takes from producers to consumers to decomposers.

• Food Web

• Food Chain

• Ecosystem

An organism that eats other organisms to live

• Predator

• Prey

• Parasites

Several food chains linked together

• Food Web

• Predator Web

• Prey Web

A food chain is shown.

plant -> grasshopper -> bird -> snake -> owl

What will most likely occur if there is a decrease in the bird population?

• The owl population will increase.

• The snake population will increase

• The plant population will decrease.

• The grasshopper population will decrease.

Is this animal a predator, prey, or both?

• Predator

• Prey

• Both