Ecosystems Practice Test

Front

What is the purpose of the skeletal system?

Back

The skeletal system provides support for the body and protects organs.

Front

In what order does food move through the digestive system?

Back

Food moves through the digestive system in the following order: mouth, esophagus, stomach, small intestine, and then large intestine.

Front

What characteristic did Billy inherit from his father?

Back

Billy inherited his height from his father.

Front

What type of animal is missing from the food chain: Sun → flower → rabbit → [ ? ] → owl?

Back

The missing animal is a carnivore.

Front

How do the cardiovascular system and skeletal system work together?

Back

The rib cage protects the lungs.

Front

What is a food chain?

Back

A food chain is a sequence that shows how energy and nutrients flow from one organism to another.

Front

What is a herbivore?

Back

A herbivore is an animal that primarily eats plants.

Front

What is a carnivore?

Back

A carnivore is an animal that primarily eats other animals.

Front

What is a producer in an ecosystem?

Back

A producer is an organism that can make its own food, usually through photosynthesis, like plants.

Front

What is a decomposer?

Back

A decomposer is an organism that breaks down dead material and recycles nutrients back into the ecosystem.