mcolby environmental final

Frage	Antworten
What long term impact could the destruction of large areas of forests have on earth?	Increased atmospheric carbon dioxide
. Why is it important to conserve the biodiversity of Earth?	To increase the stability of ecosystems during environmental changes
Which of the following is NOT a greenhouse gas :Carbon Dioxide, Water Vapor, Nitrogen,Methane?	Nitrogen
Some Fuels are classified as nonrenewable because they	Require a long period of time to form
Which of the following is not a likely result of global warming?	Increased agricultural productivity worldwide
Exponential human population growth is affected by all of the following factors except: infectious disease, clean water supplies, Increased television time, Better and more available food	Increase television time
Each of the following is an abiotic factor in the environment EXCEPT: Plant life, rainfall, soil type, temperature.	plant life.
There are 150 Saguaro cactus plants per square kilometer in a certain area of Arizona desert. To which population characteristic does this information refer?	population density
An example of a renewable resource is	trees
How could the introduction of a nonnative species of plant affect an ecosystem?	It could take over the habitats of the native plant species
. Earthworms are a type of :	. Detrivore
Animals that get energy by eating the carcasses of other animals that have been killed by predators or have died of natural causes are called	scavengers
The greenhouse effect is	a natural phenomenon that maintains Earth’s temperature range.
The land and water ecosystems that provide the resources that a person uses and that neutralize that person’s wastes is part of that person’s	Ecological footprint
Which would most likely cause a reduction in the amount of coal and natural gas on earth? Increase in pollution of the atmosphere, continual increase in the number of people on earth, decrease in the amount of water in the earth's aquifers, decrease in the amount of rainforsest	a continual increase in the number of people on Earth
All the interconnected feeding relationships in an ecosystem make up a food	web
An interaction in which an animal feeds on plants is called	herbivory.
Which of the terms best describes the number of different species in the biosphere or in a particular area?	biodiversity
A symbiotic relationship between two living organisms in which one organism benefits and the other is neither harmed nor helped is known as:	Commensalism
What are 3 major contributors to the green house effect?	Carbon Dioxide Chlorofluorocarbons menthane gas
Introduced species can threaten biodiversity because they can	crowd out native species.
True or False: Sulfur dioxide, carbon monoxide, and particulates are all examples of primary air pollutants.	True
Name three abiotic factors:	temperature, rainfall, soil type,
Exponential human population growth is affected by all of the following factors except:	. Increase television time
A symbiotic relationship in which both species benefit is	mutualism
Plants are	primary producers
. A complex community of plants, animals, and microorganisms linked by interacting energy and nutrient flows is called a(n):	Ecosystem
A word that means the same thing as consumer is	heterotroph
A symbiotic relationship between two living organisms in which one organism benefits and the other is neither harmed nor helped is known as:	Commensalism
The goals of biodiversity conservation include all of the following EXCEPT	. introducing exotic species into new environments.

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