WHICH OF THE FOLLOWING BEST DEFINES ECOSYSTEM SERVICES?D.A natural association that consists of all the populations of different species that live and interact together within an area at the same time.

WHICH OF THE FOLLOWING BEST DEFINES ECOSYSTEM SERVICES?D.A natural association that consists of all the populations of different species that live and interact together within an area at the same time.

Final Exam Chapter 1-18

Part 1 of 1 – 94.0/ 100.0 Points

Question 1 of 50 2.0/ 2.0 Points
Which of the following is the best definition of a biome?

A.A distinct aquatic ecosystem, surrounded by wetlands and terrestrial upland.
B.A large distinct terrestrial region similar climate, soil, organisms, regardless of its global location.
C.One of several types of forests occurring across the globe.
D.A natural association that consists of all the populations of different species that live and interact together within an area at the same time.

Question 2 of 50 2.0/ 2.0 Points
Which set of three parameters has the MOST effect on biome distributions?

A.latitude, longitude, precipitation
B.precipitation, longitude, temperature
C.temperature, latitude, climate
D.latitude, precipitation, temperature

Question 3 of 50 2.0/ 2.0 Points
Which zone of the lake is indicated by the letter “A” in the diagram shown?

A.Profundal
B.Limnetic
C.Abyssal
D.Littoral

Question 4 of 50 2.0/ 2.0 Points
Which of the following BEST defines ecosystem services?

A.Important environmental benefits provided by ecosystems
B.Environmental services that humans invest in conserving ecosystems
C.Environmental activities that are unique to each ecosystem or biome
D.Economic use of ecosystems as sinks

Question 5 of 50 2.0/ 2.0 Points
In order for the growth rate to remain constant what must happen to the birth rate?

A.It must equal zero
B.It must decline
C.It needs to be less than emigration
D.It must equal the death rate

Question 6 of 50 0.0/ 2.0 Points
What is the cause of global human population growth over the last 200 years?

A.Higher birth rate
B.Higher fecundity rate
C.Increase in immigration.
D.Lower death rate

Question 7 of 50 2.0/ 2.0 Points
What is life expectancy?

A.Maximum life span that an individual of a given species could reach.
B.Number of individuals in a population that survive in a given year.
C.Number of years an individual of a certain age will probably live.
D.Probability that an individual will survive infancy.

Question 8 of 50 2.0/ 2.0 Points
Which of the following BEST describes an urban brownfield?

A.Vacant house lots that are overgrown with weeds and vegetation.
B.Community gardens established by neighborhood organizations.
C.Meadows that are earmarked for industrial development.
D.Abandoned factories that may be contaminated from past uses.

Question 9 of 50 2.0/ 2.0 Points
The global distillation effect occurs when:

A.certain molecules in the atmosphere convert solar radiation to heat.
B.volatile chemicals emitted in warm areas move to cooler latitudes.
C.ozone in the upper atmosphere is destroyed, allowing more UV radiation to reach the planet.
D.volatile organic compounds react in the presence of UV radiation to produce ozone.

Question 10 of 50 2.0/ 2.0 Points
Sources of air pollution include all of the following EXCEPT:

A.smoke from forest fires
B.exhaust from tailpipes of cars
C.gases released during volcanic eruptions
D.no exceptions, all of the above are sources of air pollution.

Question 11 of 50 2.0/ 2.0 Points
Why is industrial smog usually worse in the winter?

A.Cold temperatures prevent the dissipation of pollutants.
B.Heat domes form, holding pollutants close to the ground.
C.Pollutants react with ice crystals, forming ozone.
D.Combustion of household fuels is higher.

Question 12 of 50 2.0/ 2.0 Points
What has been the major success of the Clean Air Act?

A.Higher fuel efficiencies in cars and power plants.
B.An increased focus on alternative sustainable energy sources.
C.Significant decreases in emissions of nitrogen oxides.


 

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