Organization
Biomes
Organisms Interactions
Successions/Biodiversity
100
A group of related organisms that share similar DNA and can reproduce
Species
100
Long, cold, dark winters and short cool summers, permafrost and pine trees.
Tundra
100
mutualism
both species benefit from the resltionship, what organism interaction?
100
An organism that is outside it's native ecosystem and may disrupt its new habitat.
Invasive Species
200
A group of closely associated organisms in an ecosystem that may interact but cannot interbreed.
Community
200
Hot and wet year round; nutrient poor soil, high biodiversity.
Tropical Rainforest
200
commensalism
one member of the association benefits and the other is neither helped nor harmed, what organism interactions
200
This is the term that means to come after another, like in monarchies or when an ecosystem develops.
Succession
300
This is the most important species in an ecosystem, upon which the other species depend.
Keystone species
300
Arid, flat area of grasslands with clusters of trees and a rainy season.
Savanna
300
paraitism
one organism lives on or inside another organisms and harms it, what organism interaction?
300
Name two ways that humans cause ecological degradation.
Overgrazing, over-farming, soil compaction, exploitation (ex. mining, fishing), wildfires, clearcutting forests, etc
400
When an ecosystem develops, this symbiotic organism moves in first and clings to rocks. 
Lichen
400
Low precipitation with extreme temperature changes from day to night, scrub brush and succulents.
Desert
400
competition
what organisms try to use the same resource, what organism interaction?
400
The term that describes a wise use of resources.
Sustainability
500
The opposite of biodiversity in agriculture.
Monoculture
500
Humid areas of standing water that support aquatic plants and large trees.
Wetlands/Swamps
500
predation
when one organism captures and eats another, what organism interaction?
500
The first species to colonize an area
What is Pioneer species