Definitions
Ecosystem Organization
Population Influencers
100

A living thing.

What is an organism?

100

This contains all the living and non-living things in an area.

What is an ecosystem?

100

A population can grow due to this.

What are births?
200

Where an organism lives.

What is a habitat?

200

This is what the ecosystem organization starts with.

What is an organism?

200

This means that organisms are moving into a population.

What is immigration?

300

DAILY DOUBLE

*Food, water, and shelter.

What are resources?

300

This is made up of all living species within the ecosystem.

What is a community?

300

This is an environmental factor that causes a population to stop growing or decrease.

What is a limiting factor?

400

Living things in an ecosystem.

What are biotic factors?

400

This is made up of a single organism within an ecosystem.

What is a population?
400

A population can decrease when this happens.

What are deaths?

500

Non-living things in an ecosystem.

What are abiotic factors?
500

Sometimes abiotic factors can be this to an environment.

What is harmful?

500

DAILY DOUBLE

*A population has reached this when the maximum population has been reached with the available resources.*

What is carrying capacity?

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