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Environmental Resource Management 100 - UW
ESRM 100 at University of Washington (Rob Harrison)
73
Environmental Studies
04/17/2010

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Cards

Term
As the world entered the 21st century, the population reached how many billion people?
Definition
6
Term
Environmental sustainability implies...
Definition

1. the actions of humans directly impact the well-being of the natural environment

2. future generations will have the resources necessary for a quality life
2. a shared global responsibility for conservation practices

Term
In developed countries, what percentage of people live in urban areas?
Definition
75%
Term
"Carrying capacity" refers to
Definition
the maximum number of individuals that can be supported by an ecosystem
Term
A sustainable society
Definition
ensures that Earth's resources will remain adequate to support future generations
Term
Biota is a general term used to describe
Definition
all living things
Term
A scientist who first sounded the alarm about the growth of the human population and the ability of the earth to handle a large population of humans was
Definition
Thomas Malthus
Term
Longevity can be defined as
Definition
genetically determined maximum possible age to which an individual of a particular species can live
Term
e Tsunami of December 2004 killed over 150,000 people. With a world population growth rate of 1.4%, approximately 100,000 people killed by the tsunami were replaced in
Definition
less than a day
Term
Which of the following parameters is/are necessary to describe exponential population growth?
Definition
population size
Term
Which of the following chemicals is most important in the transfer and use of energy within cells?
Definition
phosphorus
Term
Definition
Term
Which of the following elements cycles quickly and is readily regenerated for biological activity?
Definition
nitrogen
Term
Igneous rock is produced from all of the following except
Definition
weathered materials
Term
Nitrogen is needed to manufacture which two important biological compounds?
Definition
proteins and DNA
Term
What are the four major components of the environment?
Definition
atmosphere, lithosphere, hydrosphere, and biosphere
Term
Which of the following is NOT a way in which carbon dioxide enters the atmosphere?
Definition
Photosynthesis
Term
A species upon which the entire ecosystem depends is called a(n)
Definition
keystone species
Term
The First Law of Thermodynamics states that
Definition
energy cannot be created or destroyed
Term
The function or important role of a species in an ecosystem is termed its
Definition
ecological niche
Term
Predators...
Definition
aid in limiting the population sizes of their prey
Term
Autotrophs are
Definition
primary producers
Term
Which of the following characteristics is known to make a species more vulnerable to extinction?
Definition
occupying a small (localized) range
Term
Scientifically, ___________ is expressed as the number of species in an area.
Definition
biological diversity
Term
How many species have been recovered in the US since the inception of the Endangered Species Act of 1973?
Definition
43
Term
A species in imminent danger of extinction throughout all or a significant portion of its range is said to be
Definition
endangered
Term
The goal of restoration ecology is
Definition
returning damaged, degraded, or destroyed ecosystems to a functional, sustainable and natural environment
Term
Which of the following elements is not essential for plant growth and function?
Definition
aluminum
Term
Facilitation happens when
Definition
first plant species prepare the way for other species' growth
Term
When species do not interact and succession does not take place, the result is
Definition
chronic patchiness
Term
Early succession plants are
Definition
low growing plants that are specifically adapted to unstable conditions of the physical environment
Term
When an ecosystem is disturbed by __________, changes occur in its biogeochemical cycling.
Definition
human activity, storms, and fire.
Term
Strip cutting in a forest is
Definition
the practice of cutting narrow rows of trees, leaving wooded corridors
Term
Tree growth rings are produced at the rate of _______per year.
Definition
one
Term
Managing wildlife to keep populations at a constant level is not always successful because:
Definition
populations are naturally variable
Term
Nearly two-thirds of all the wood produced in the world is used for
Definition
firewood
Term
A natural, important ecological function of forests is:
Definition
maintaining watersheds
Term
_________ founded the US Forest Service and practiced utilitarian conservation of forests
Definition
Gifford Pinchot
Term
Which of the following needs to be considered when harvesting a product from an ecosystem?
Definition
A) sustainability of the product
B) the sustainability of the harvest
C) the sustainability of the ecosystem itself
Term
When did the most dramatic increase in the history of the human population occur?
Definition
in the last part of the twentieth century
Term
The most serious problem caused by population growth is:
Definition
increasing demand for all resources
Term
Total world population is
Definition
6.6 billion
Term
Doubling time is
Definition
the time it takes for what is growing to double in size or number
Term
Which of the following examples describes the movement of a nation from a high population growth to a low population growth?
Definition
demographic transition
Term
Which of the following examples describes the S-shaped curve according to which a population grows rapidly but eventually reaches a constant population?
Definition
logistic growth curve
Term
The current United States population has exceeded
Definition
300 million
Term
Which of the following diseases is NOT a chronic disease?
Definition
influenza
Term
A population that has achieved Zero Population Growth has:
Definition
neither increased nor decreased in size
Term
The main unknown factor in any human population growth scenario is
Definition
Earth's carrying capacity
Term
Which of the following chemicals used in agriculture is a potential source of water pollution?
Definition
nitrogen
Term
Average residence time is short in the:
Definition
atmosphere
Term
Plate tectonics involve:
Definition
creation and destruction of the lithosphere
Term
Photosynthesis involves all of the following except:
Definition
nitrogen
Term
When studying biogeochemical cycles, it is important to consider the movement of these chemicals through which of the following?
Definition
A) land 
B) air 
C) water and living things 
Term
Two of the most important greenhouse gases are:
Definition
carbon dioxide and methane
Term
The simplest environmental unit that can support life is called a(n):
Definition
ecosystem
Term
The total amount of organic matter in an ecosystem or area is called:
Definition
biomass
Term
An organism's role, or life style, within the structure of an ecosystem is its
Definition
ecological niche
Term
Which of the following best exemplifies trophic levels in a food web?
Definition
autotrophheterotrophdecomposer
Term
Decomposers are:
Definition
an essential part of ecosystems
Term
Which of the following is not a process that leads to evolution?
Definition
species richness
Term
A species isolated on a remote island can:
Definition
undergo evolutionary divergence
Term
An increase in organic matter________the storage of nutrients.
Definition
increases
Term
Which plants are the first to grow on abandoned farmlands?
Definition
small annual or perennial plants
Term
Organic matter is very important in soil because it stores:
Definition
nutrients
Term
A bog is
Definition
a body of water with surface inlets but no surface outlets
Term
Secondary succession occurs:
Definition
with reestablishment of an ecosystem after disturbance
Term
Shelterwood cutting of a forest is
Definition
the practice of cutting less desirable trees first, and later cutting mature trees
Term
Early successional trees regenerate easier with
Definition
clearcutting
Term
Forests:
Definition
maintain watersheds
Term
Northern spotted owls make their home in:
Definition
old growth conifers
Term
Current wildlife management practices
Definition
maintain the ecosystem of which the wildlife are part
Term
Plantation forests
Definition
produce much more timber than natural forests