Ecosystem Vocabulary Quiz

What is an ecosystem composed of?

• Only plants and animals

• Only non-living factors

• Only living factors

• Both living and non-living factors

Which of the following is an example of a habitat?

• A cloud

• A puddle

• A coral reef

• A mountain peak

What are biotic factors?

• Only animals in an ecosystem

• Only plants in an ecosystem

• Living or once-living things in an ecosystem

• Non-living things in an ecosystem

What is a limiting factor in an ecosystem?

• A factor that controls or limits population size

• A factor that has no effect on population size

• A factor that only affects plants

• A factor that increases population size

What does the term 'niche' refer to in an ecosystem?

• The role or job an organism has

• The food an organism eats

• The predators of an organism

• The physical space an organism occupies