Ecosystem Vocabulary

All organisms living in a place together with their environment.

• niche

• competition

• ecosystem

• limiting factors

All are abiotic factors except...

• soil

• air

• water

• plants

All are biotic factors except...

• soil

• butterfly

• flower

• bear

Temperature is a(n)....

• biotic factor

• abiotic factor

True or False: Ecosystems can be small or big.

• True

• False

A group of organisms of the same species in an ecosystem is called_________

• a niche

• a population

• a competition

• a community

A (n)______________consists of all the populations that live and interact in an area.

• environment

• niche

• population

• community

What happens to populations that compete and obtain (get) enough resources?

• They won't survive.

• Nothing happens.

• They will survive.

• They move to other areas.

______________________is when there are only a certain number of resources for organisms to survive.

• competition

• limiting factors

• population

• community

The purpose of a terrarium is to model and/or observe...

• an ecosystem

• abiotic factors

• biotic factors

• all of the answers