Which of the following data regarding a renewable resource is the most important in determining if the resource is being used sustainably?
The difference between the total amount of the resource that is available and the demand for the resource.
The demand for the resource by human populations.
The difference between the rate of replenishment and the rate of consumption of the resource.
The rate at which the resource is naturally replenished.
In a tragedy of the commons an example of a "common" could include
a golf course
an ocean fishery
students
residential homes
All nonrenewable resources
Are used for energy production
can be reused
can be recycled
are exhaustible
Which of the following is an example of an ecosystem service?
A parasite attains nutrients from its host
wetlands provide flood control for cities
copper is extracted from mines
tsunamis clear the coastland of debris
Nonpoint sources of pollution include all of the following EXCEPT
overspill from a stockyard
runoff from croplands
a smokestack from a power plant
fertilizer overflow from lawns
Which of the following would decrease one's ecological footprint?
traveling by airplane rather than driving
eating more meat
purchasing a larger home
walking to school rather than driving
Which of the following is NOT a basic necessity that a significant number of people living in poverty lack?
Electricity
Clean drinking water
Adequate health care
Television
One million watts is a ______ watt
micro-
giga-
mega-
milli-
One millionth of a gram is a _____ gram
kilo-
The "land ethic" is associated with which of the following people?
Gifford Pinchot
John Muir
Aldo Leopold
Theodore Roosevelt
Energy is always conserved. This principle is stated in the
first law of thermodynamics
second law of thermodynamics
first law of entropy
second law of enthalpy
Consider the following scenario: The temperature of your skin increases, which leads to an increase in perspiration. Perspiration evaporates from the surface of your skin. The temperature of you skin decreases. This is an example of
a positive feedback loop
a negative feedback loop
synergy
a closed system
In any energy transformation, some energy is always degraded to low quality energy. This principle is stated in the
third law of thermodynamics
The atomic number of oxygen is 8: a neutral oxygen-18 atom is composed of which of the following:
8 protons, 10 neutrons, and 10 electrons
10 protons, 8 neutrons, and 8 electrons
8 protons, 8 neutrons, and 8 electrons
8 protons, 10 neutrons, and 8 electrons
Which of the following is NOT a form of electromagnetic radiation?
microwaves
ultraviolet light
infrared light
sound waves
radio waves
