BIOL 301 EXAM 5 WITH VERIFIED
ANSWERS
ecosystem - Correct Answers -organisms together with their chemical and physical
environments
Charles Elton - Correct Answers -introduced the idea of the food web and energy
transfer within the web
A.G. Tansley - Correct Answers -introduced the term "ecosystem" as the fundamental
unit of ecological organizaton
ecosystem ecology - Correct Answers -the study of natural systems from the standpoint
of energy flow and cycling matter
regional species pool - Correct Answers -collection of species that occurs within a
region, serves as the source of species for all local sites within the region
species sorting - Correct Answers -the process of sorting species in the regional pool
among localities according to their adaptations and interactions
species-area curve - Correct Answers -a graphical relationship in which increases in
area are associated with increases in the number of species
stepping stones - Correct Answers -small intervening habitat patches that dispersing
organisms can use to move between large favorable habitats
primary productivity - Correct Answers -the rate at which solar or chemical energy is
captured and converted into chemical bonds by photosynthesis or chemosynthesis
standing crop - Correct Answers -biomass of producers present in a given area of an
ecosystem at a particular time
gross primary productivity - Correct Answers -the rate at which energy is captured and
assimilated by producers in an area
net primary productivity - Correct Answers -the rate of energy that is assimilated by
producers and converted into producer biomass in an area, includes all energy that is
not respired
ANSWERS
ecosystem - Correct Answers -organisms together with their chemical and physical
environments
Charles Elton - Correct Answers -introduced the idea of the food web and energy
transfer within the web
A.G. Tansley - Correct Answers -introduced the term "ecosystem" as the fundamental
unit of ecological organizaton
ecosystem ecology - Correct Answers -the study of natural systems from the standpoint
of energy flow and cycling matter
regional species pool - Correct Answers -collection of species that occurs within a
region, serves as the source of species for all local sites within the region
species sorting - Correct Answers -the process of sorting species in the regional pool
among localities according to their adaptations and interactions
species-area curve - Correct Answers -a graphical relationship in which increases in
area are associated with increases in the number of species
stepping stones - Correct Answers -small intervening habitat patches that dispersing
organisms can use to move between large favorable habitats
primary productivity - Correct Answers -the rate at which solar or chemical energy is
captured and converted into chemical bonds by photosynthesis or chemosynthesis
standing crop - Correct Answers -biomass of producers present in a given area of an
ecosystem at a particular time
gross primary productivity - Correct Answers -the rate at which energy is captured and
assimilated by producers in an area
net primary productivity - Correct Answers -the rate of energy that is assimilated by
producers and converted into producer biomass in an area, includes all energy that is
not respired
