Science Fusion Grade 4 Unit 4 Review

An organism's role in its habitat is known as its ____________.

• ecosystem
• niche
• population
• food web

An animal that eats plants or other animals to get energy is called a(n) __________________.

• consumer
• carnivore
• decomposer
• predator

A group of elephants living on the savanna are considered a(n) ___________________.

• ecosystem
• endangered species
• habitat
• population

The use of less of something to make its supply last longer is called _____________________.

• conservation
• consumer
• niche
• decomposer

An organism that makes its own food is called a _________________.

• consumer
• producer
• decomposer
• prey

Organisms whose whole kind is at risk of dying out are called _____________.

• conservation
• ecosystem
• endangered species
• population

A place in the environment that meets the need of an organism is called a(n) ________________.

• ecosystem
• habitat
• niche
• population

A community of organisms and the physical environment in which they live is called a(n) ___________.

• ecosystem
• habitat
• niche
• population

A lion is considered a(n)

• consumer
• producer
• herbivore
• omnivore

Shows the relationship among all the food chains in an ecosystem.

• conservation
• habitat
• niche
• food web