Population Ecology
Symbiosis
Human Effects
Food Web
Biogeochemical Cycles
100

A type of limiting factor that does not depend on population size.

What is independent factor?

100

Relationship between two organisms where only one benefits and the other is not affected.

What is commensalism?

100

The destruction of forests for resources.

What is deforestation?

100

Consumer that only consumes other animals.

What is carnivore?

100

Cycle that involves precipitation and evaporation.

What is water cycle?
200

A type of limiting factor that depends on population size of a species.

What is density dependent factor?

200

Both species benefit from this relationship.

What is mutualism?

200

Fuels that release carbon dioxide into the atmosphere.

What is fossil fuels?

200

An organism that eats dead organisms.

What is detrivore?

200

Cycle that involves CO2.

What is carbon cycle?

300

Type of growth that most natural populations of species have.

What is logistic growth?

300

Only one species benefits and the other is harmed in this relationship

What is parasitism?

300

Chemicals that come from spray cans and deplete the ozone layer; was banned internationally

What is CFCs?

300

An organism that gets food from other organisms.

What is heterotroph?

300

The bacterial converting of organic nitrogen into ammonia.

What is ammonification?

400

The maximum amount of organisms an ecosystem can hold and sustain.

What is carrying capacity?

400
Relationship in which both organisms in an ecosystem fight over the same resources.

What is competition?

400

The amplification of the effects of a chemical throughout the food chain.

What is biomagnification?

400

A self sustaining organism.

What is autotroph?

400

Used in organisms to create DNA.

What is nitrogen?

500

Type of growth where organisms in the species are constantly reproducing.

What is exponential growth?
500

The mannerisms of a species that can cause competition if two are the same.

What is niche?

500

The pollution of water that involves algal bloom and the depletion of oxygen.

What is eutrophication?

500

A diagram that shows the distribution of energy through trophic levels in a food chain or food web.

What is ecological pyramid?

500

Cycle that is mainly driven by bacteria changing the composition of chemicals.

What is nitrogen cycle?