What does “EPA” stand for?
Biome located the farthest north
Biome that would have the least water (most arid)
Highest diversity of life on Earth
Permafrost exists over most of this biome
Also called prairie
The oak-hickory forests
A grassland with scattered trees
Greatest amount of rainfall.
Rich, deep topsoil; rich in humus
Also called the Taiga
Firs and spruce are the dominant trees
Animals such as lions, giraffes, and zebra.
Only simple plants such as lichens and mosses often found
Dense canopy of trees with numerous tiers to the canopy
Density dependant factors (DSP)
Density independant factors (CNd)
The exploitation of natural resources and frontier mentality was...
Early _____'s saw the idea of natural theology
The mid 1850's saw writers like ________, _________, and __________....
Natural forest reserves in the united states happened in _____
The term "ecology" was coined in the _______'s.
Theodore roosevelt est. national forest service & national park...
John Muir has his effect in _____
Rachel carson published "silent spring" in ______
Environmental awareness in schools grew in the _______'s.
Biotic (living) or abiotic (physical or chemical)? : predators
The narrow band around the Earth within which life exists
Precipitation and transpiration would be important processes within...
Biotic (living) or abiotic (physical or chemical)? : pH of the water
A large biogeographical region such as the tropical rain forest or...
Leech attached to the body of a fish would represent what type of...
The branch of biology dealing with the interrelationships between...
A type of symbiosis in which both species in the relationship benefit
The US president most responsible for forming the first wildlife...
A level of organization that involves the interaction of the living...
A pesticide widely used during the 1950’s, now banned, became more...
Biotic (living) or abiotic (physical or chemical)? : food supply
Biotic (living) or abiotic (physical or chemical)? : oxygen level of...
Biotic (living) or abiotic (physical or chemical)? : temperature
An organisms functional role within an ecosystem
Transition of the species composition of an ecosystem after a...
The way individuals are spaced or spread out within a habitat
Approximate current human population level on Earth
An interbreeding group of individuals of a species within a fixed...
Biotic (living) or abiotic (physical or chemical)? : water
Environmentalist who formed the Sierra Club; instrumental in getting...
Clumped, uniform, and random describe three categories of what...
The feeding relationships (food chains) found within the community
The sustainable population size (k) for a particular species within...
Idea that only one organism can occupy a particular niche
Author or Silent Spring; opponent of the use of DDT as a pesticide
The scientist who coined the term ecology
A type of mimicry in which both the mimic and the original model...
Involves numerous specialized types of bacteria to convert the...
A type of symbiosis in which one species within a relationship...
Most closely linked with global warming
All of the populations within a particular area
Event occurring during 1860-1900 that resulted in the rapid increase...
Author of Walden; “back to nature” philosophy
A variable calculated by measuring the number of individuals of a...
The statistics used to describe a population
Spanish moss hanging from an oak tree would most likely represent what...
The ability of a community to resist change and to return to its...
Exclusively a geological cycle; no atmospheric stage
The biologist who came up with the “competitive exclusion...
The maximum, inherent capacity for a certain species to reproduce; the...
Consumers would be at what level of the nutrient cycle?
This fund was created by the federal government to deal with the...
The producers within an ecosystem would be located at what position on...