Vocab Words
Niches & Competition
Succession
Population Pyramids
Invasive Species
100

This type of interaction between organisms is always negative-negative.

What is competition?

100

The way a species of organism "makes a living" in its ecosystem.

What is a niche?

100

The stages of succession when an ecosystem recovers after a fire or flood.

What is secondary succession?

100

A bar graph that represents the distribution of population by age and male vs. female.

What is a population pyramid?

100

These invasive fish have no natural predators in the Atlantic and have been breeding out of control.

What are lionfish?

200

The natural home of a plant, animal, or other organism.

What is a habitat?

200

What an organism needs to survive: food, water, shelter, etc.

What are resources?

200

The stages of succession happening in a totally new area that has never had life before.

What is primary succession?

200

A stable population that is not growing or shrinking looks like this.

What is a box/square?

200

This invasive plant is called "the Vine That Ate the South."

What is kudzu?

300

Mutual dependence between organisms

What is interdependence?

300

Competition between DIFFERENT species.

What is interspecific competition?

300

A type of disaster that often leads to secondary succession.

What is fire/forest fire?

300

This is what will happen to this population in the future.

What is expand/increase?

300

These invasive shellfish are accidentally brought to new lakes by clinging to boats.

What is the zebra mussel?

400

The total mass of organisms in a given area.

What is biomass?

400

Competition between organisms of THE SAME species.

What is intraspecific competition?

400

This new volcano off the coast of Iceland became a new island in 1963, becoming an example of primary succession.

What is Surtsey?

400

This is what will happen to this population in the future.

What is shrink/decline?

400

This organism is most responsible for invasive species ending up where they don't belong.

What are humans?

500

The number of different species in an area.

What is biodiversity?

500

The maximum number of individuals of a species that the ecosystem's resources can support.

What is carrying capacity?

500

This plantlike organisms break down rock into soil, kickstarting primary succession.

What are lichen?

500

This is what will happen to his population in the future.

What is remain stable?

500

This invasive species was brought to Hawaii to kill off invasive rats, and only made the problem worse.

What is the mongoose?