NRES 348 Midterm Questions with Complete
Solutions
impacts of habitat fragmentation
fewer species and smaller patches
edge effects
vulnerability of populations w/in fragments
area sensitive species are lost
Which US President is thought to have had been a conservationist and help start the
conservation movement
Teddy Roosevelt
what does the conceptual model of urban ecology include
patterns, rivers, processes, impact/changes
how to calculate fragmentation and species diverity
S= cA^z
s-species
c-constant
a=area of patch
z=scaling constant
patterns of urban ecology
,land use patterns
transportation
water/sewer infrastructure
artifical drainage
heat islands
Ecosystem Management addresses which of these perspectives
a. Ecological Perspective
b. Socioeconomic Perspective
c. Institutional Perspective
d. All of the above
d. all the above
Case Study: Chesapeake Bay ecosystem management approach outcomes and actions
emphasized the protection and restoration of riparian forest to reduce runoff
decreased nutrient runoff amounts
increase in populations of striped bass, blue crab, and others
demographic stochasticity
variability in population growth rates arising from random differences among individuals in
survival and reproduction within a season
(can occur in all populations but important in small populations)
, ___% of illinois was covered in prairies pre-euro settlement
___% of illinois with prairies now
61% ; 0.01%
Top 3 grassland bird species negatively impacted in Illinois since 1966
Bobolink (-92.6%)
Western Meadowlark (-86.1%)
Grasshopper Sparrow (-85.4%)
endangered illinois grassland birds
Upland Sandpiper
Prairie Chicken
northern harrier
Short-eared owl
loggerhead shrike
drivers of population ecology
population
economic growth
land use policy
infrastructure investments
topography
climate
endangered illinois grassland animals
Solutions
impacts of habitat fragmentation
fewer species and smaller patches
edge effects
vulnerability of populations w/in fragments
area sensitive species are lost
Which US President is thought to have had been a conservationist and help start the
conservation movement
Teddy Roosevelt
what does the conceptual model of urban ecology include
patterns, rivers, processes, impact/changes
how to calculate fragmentation and species diverity
S= cA^z
s-species
c-constant
a=area of patch
z=scaling constant
patterns of urban ecology
,land use patterns
transportation
water/sewer infrastructure
artifical drainage
heat islands
Ecosystem Management addresses which of these perspectives
a. Ecological Perspective
b. Socioeconomic Perspective
c. Institutional Perspective
d. All of the above
d. all the above
Case Study: Chesapeake Bay ecosystem management approach outcomes and actions
emphasized the protection and restoration of riparian forest to reduce runoff
decreased nutrient runoff amounts
increase in populations of striped bass, blue crab, and others
demographic stochasticity
variability in population growth rates arising from random differences among individuals in
survival and reproduction within a season
(can occur in all populations but important in small populations)
, ___% of illinois was covered in prairies pre-euro settlement
___% of illinois with prairies now
61% ; 0.01%
Top 3 grassland bird species negatively impacted in Illinois since 1966
Bobolink (-92.6%)
Western Meadowlark (-86.1%)
Grasshopper Sparrow (-85.4%)
endangered illinois grassland birds
Upland Sandpiper
Prairie Chicken
northern harrier
Short-eared owl
loggerhead shrike
drivers of population ecology
population
economic growth
land use policy
infrastructure investments
topography
climate
endangered illinois grassland animals
