An ecologist might conduct research to answer which of the following questions?
answer
How do tapeworms cope with life in the human intestine?
question
Which of these would be considered a biotic component of your environment?
answer
your friend
question
Which of these is a population?
answer
**all of the people living in your state
a tropical rain forest
you
you and all of the prokaryotes living in and on you
you, all of the prokaryotes living in and on you, and the clothes you are wearing
question
The specific place in which an organism lives is its _____.
answer
habitat
question
What is the ultimate source of energy for nearly all surface terrestrial and shallow water ecosystems?
answer
sunlight
question
Which of the following is an example of a biome that is transitional between aquatic and terrestrial ecosystems?
answer
wetland
(Wetlands contain water at least some of the time and provide habitat for many organisms and often protection for neighboring ecosystems.)
question
Which of the following are key factors for determining the biome of a specific region?
answer
both temperature and rainfall
question
The dominant greenhouse gas is _____
answer
carbon dioxide
question
Which of these is a community?
answer
all of the organisms living in your home
question
A graduate student is studying the influence of territory size on reproductive success in northern shrike. Which hierarchical level is she studying?
answer
population ecology
question
Which of the following is abiotic?
answer
a rock
(no life)
question
Which of the following is a behavioral response to environmental variability?
answer
migrating to a different location
question
Which of these biomes is one of the most biologically productive of all biomes?
answer
estuaries
question
The goal of developing, managing, and conserving Earth's resources in ways that meet the needs of people today without compromising the ability of future generations to meet their needs is known as _____.
answer
sustainability
question
With regard to the environment as a whole, when is the worst time to apply pesticide to your lawn?
answer
when it is raining, or is about to rain
question
What are estuaries?
answer
regions where fresh water and salt water mix
question
The greenhouse effect causes an increase in global temperatures. This increase is primarily due to ______.
answer
CO2 and other greenhouse gases slowing the escape of heat from Earth
question
Which of the following actions would increase your carbon footprint?
answer
eating more beef and less chicken
question
The definition of your carbon footprint is __________.
answer
the amount of greenhouse gas emitted as a result of your actions
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