Biodiversity
Ecosystem Services
Adaptation/Succession
Natural Disruptions
Random
100

How different the genes are of individuals within a population (group of the same species) refers to...



genetic diversity 

100

What are the four types of ecosystem services? 

Supporting, regulating, cultural, provisioning 

100

a new trait that increases an organism’s fitness (ability to survive and reproduce) is known as...



adaptation

100

TRUE or FALSE: a habitat that has greater biodiversity has less of a chance of recovering after a natural disruption. 

FALSE- greater chance 

100

human practices such as hunting, overfishing, and deforestation are the leading causes of _________. 

extinction
200

the ability of an ecosystem to return to its original conditions after a major disturbance (wind storm, fire, flood, clear-cutting, etc.) is known as...

resilience 

200

ecosystem services that describe the material or energy outputs from ecosystems is known as which ecosystem service? 

provisioning 

200

Adaptations ________ an organisms fitness. 

increases 
200

The type of disturbance that occurs occasionally with regular frequency. (Ex: wet and dry season in the Savannas of Africa)

periodic 

200

The theory of _________ states that the size of an island and its distance from the mainline will determine it's biodiversity

Island biogeography 

300

the total number of different species found in an ecosystem

species richness 

300

Habitats for species and maintenance of genetic diversity are examples of which ecosystem service? 

supporting 

300

organisms that are better adapted to their env. survive and reproduce more offspring is known as...



natural selection

300

Wildfires are examples of which type of succession? 

secondary 

300

If one species makes up a large portion of the diversity in an ecosystem, it can be said that the ecosystem has low ____________. 

evenness 

400

What are the three types of biodiversity? 

genetic, species, ecosystem 

400

Goods and services provided by natural ecosystems that are beneficial to humans (often monetarily or life-sustaining) is known as ...

ecosystem services 

400

What are the three stages of succession? 

pioneer (early), mid-successional, late successional 

400

Name four examples of natural disturbances

tornados, forest fires, hurricanes, asteroids, drought 

400

A county with many different types of habitat is said to have a high degree of what? 

habitat diversity 

500

Low genetic biodiversity leads to..

inbreeding depression 

500

What is at least one ecosystem service that intact forest ecosystems provide for humans? 



Answers may vary 

500

Occurs in an area that already has established soil, but has had most plant life removed by a disturbance

secondary succession

500

What are the three time frames in which natural disturbances can occur? 

periodic, epispodic, and random 

500

starts from bare rock in an area with no previous soil formation



primary succession
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