Ecosystem Review - 4th grade

^{Living things, such as plants, that make their own food.}

• system
• producer
• niche
• nutrient

A group of parts that work together as a unit.

• producer
• system
• niche
• food chain

The role or part played by an organism in its habitat.

• prey
• predator
• population
• niche

A group of the same species living in the same place at the same time.

• population
• habitat
• decomposer
• consumer

A substance such as a mineral which all living things need in order to live.

• producer
• niche
• nutrient
• population

All the populations that live in the same area.

• community
• food web
• food chain
• prey

A group of food chains that overlap.

• food chain
• food web
• predator
• prey

A series of organisms that depend on one another for food.

• habitat
• consumer
• decomposer
• food chain

A community and its physical environment together

• producer
• ecosystem
• community
• food web

A consumer that eats prey.

• prey
• nutrients
• predator
• niche