Bio 115 Wetlands
The Main cause for loss of wetland acreage in the US, especially before 1985, was - correct
answer-draining wetlands for agriculture
Since European colonization, Virginia and the US have both lost approximately how much of
their wetland acreage? - correct answer-40-60%
Five Wetland Plants flowers are pollinated per acre, per hour - correct answer-Function
A wetland soil contains nutrients - correct answer-Structure
Lives and homes are saved as a rivers floodwaters are absorbed by wetlands - correct
answer-ecosystem service
fruit containing seeds float to an island - correct answer-colonization
Plants grow - correct answer-primary production
Hen ducks gives birth to chicks - correct answer-reproduction
Animal eats a plant - correct answer-Consumption
Find The Exception- In order for wetlands to store or sequester carbon, they must - correct
answer-organic matter or dead plants rapidly burn in a fire
vernal pool wetlands - correct answer-Groundwater fed and inundated in the spring season.
Not fed by a river.
spring and seep wetlands - correct answer-Groundwater emerges above rock strata on a
hillside. Not fed by a river.
wetlands on a floodplain - correct answer-Fed by precipitation upstream in the watershed,
then water carried by river.
salt marshes - correct answer-Water level effected by Moon and Sun
Flood gauges show how rivers respond to water that may have come from ___. - correct
answer-Water that evaporated from the Gulf of Mexico and returned as precipitation
Precipitation that fell as snow or ice and eventually melted
Incoming tides
A major source of water loss from wetlands is via _____. - correct answer-evapotranspiration
Spring tides occur soon after the earth, moon and sun ___. - correct answer-form a straight
line
, Organic matter accumulation, also known as peat formation, is the result of what two rate
functions? - correct answer-decomposition and primary production
Northern peatlands form in part due to ___. - correct answer-Low temperatures in northern
latitudes
Loss of organic matter in the Great Dismal Swamp peatland has resulted from ___. - correct
answer-Ditching which resulted in lowered water tables.
Oxygen reaching the soil increasing decomposition rates and fire intensity.
Refering to Slide 20 on PPT 3, which site most clearly meets the wetland hydrology
requirement of wetland delineation if the growing season begins on April 1, 2009 (4/1/09)? -
correct answer-site 3
Refering to Slide 20 on PPT 3, which site(s) is (are) inundated on May 1, 2009 (5/1/09). -
correct answer-all sites
Refering to Slide 20 on PPT 3, which site(s), on August 1, 2009 (8/1/09), _____ register(s)
the lowest water table? - correct answer-site 2
The NASA visualization of Arctic sea ice during the last 35 years shows that sea ice ___. -
correct answer-varies with time, but mostly declines
Loss of tropical peatlands threatens ecosystem services including ___. - correct
answer-Biodiversity, and we might lose orangutans in the wild.
Carbon storage, the peatlands are drained and burned.
This simulation shows ___. - correct answer-Climate change isn't mentioned, but computer
technology can simulate natural phenomena and help us make models.
What may cause sea level to rise more slowly north of Virginia? - correct answer-Glacial
rebound now that glaciers have receded northward.
what is the biotic component of soil? - correct answer-Organic Matter
Why don't we look for colors in the A horizon to determine whether a soil is hydric or not? -
correct answer-A horizons are brown in both wetland and non-wetland soils
What is not 1 of the 3 components of color? - correct answer-tone
how did dismal swamp soil burn for several months - correct answer-it was made of peat
it was made of dead plants
the swamp had been ditched
the water was drained out of the swamp
which gas is responsible for the effect of soil wetness on soil color? - correct answer-oxygen
The Main cause for loss of wetland acreage in the US, especially before 1985, was - correct
answer-draining wetlands for agriculture
Since European colonization, Virginia and the US have both lost approximately how much of
their wetland acreage? - correct answer-40-60%
Five Wetland Plants flowers are pollinated per acre, per hour - correct answer-Function
A wetland soil contains nutrients - correct answer-Structure
Lives and homes are saved as a rivers floodwaters are absorbed by wetlands - correct
answer-ecosystem service
fruit containing seeds float to an island - correct answer-colonization
Plants grow - correct answer-primary production
Hen ducks gives birth to chicks - correct answer-reproduction
Animal eats a plant - correct answer-Consumption
Find The Exception- In order for wetlands to store or sequester carbon, they must - correct
answer-organic matter or dead plants rapidly burn in a fire
vernal pool wetlands - correct answer-Groundwater fed and inundated in the spring season.
Not fed by a river.
spring and seep wetlands - correct answer-Groundwater emerges above rock strata on a
hillside. Not fed by a river.
wetlands on a floodplain - correct answer-Fed by precipitation upstream in the watershed,
then water carried by river.
salt marshes - correct answer-Water level effected by Moon and Sun
Flood gauges show how rivers respond to water that may have come from ___. - correct
answer-Water that evaporated from the Gulf of Mexico and returned as precipitation
Precipitation that fell as snow or ice and eventually melted
Incoming tides
A major source of water loss from wetlands is via _____. - correct answer-evapotranspiration
Spring tides occur soon after the earth, moon and sun ___. - correct answer-form a straight
line
, Organic matter accumulation, also known as peat formation, is the result of what two rate
functions? - correct answer-decomposition and primary production
Northern peatlands form in part due to ___. - correct answer-Low temperatures in northern
latitudes
Loss of organic matter in the Great Dismal Swamp peatland has resulted from ___. - correct
answer-Ditching which resulted in lowered water tables.
Oxygen reaching the soil increasing decomposition rates and fire intensity.
Refering to Slide 20 on PPT 3, which site most clearly meets the wetland hydrology
requirement of wetland delineation if the growing season begins on April 1, 2009 (4/1/09)? -
correct answer-site 3
Refering to Slide 20 on PPT 3, which site(s) is (are) inundated on May 1, 2009 (5/1/09). -
correct answer-all sites
Refering to Slide 20 on PPT 3, which site(s), on August 1, 2009 (8/1/09), _____ register(s)
the lowest water table? - correct answer-site 2
The NASA visualization of Arctic sea ice during the last 35 years shows that sea ice ___. -
correct answer-varies with time, but mostly declines
Loss of tropical peatlands threatens ecosystem services including ___. - correct
answer-Biodiversity, and we might lose orangutans in the wild.
Carbon storage, the peatlands are drained and burned.
This simulation shows ___. - correct answer-Climate change isn't mentioned, but computer
technology can simulate natural phenomena and help us make models.
What may cause sea level to rise more slowly north of Virginia? - correct answer-Glacial
rebound now that glaciers have receded northward.
what is the biotic component of soil? - correct answer-Organic Matter
Why don't we look for colors in the A horizon to determine whether a soil is hydric or not? -
correct answer-A horizons are brown in both wetland and non-wetland soils
What is not 1 of the 3 components of color? - correct answer-tone
how did dismal swamp soil burn for several months - correct answer-it was made of peat
it was made of dead plants
the swamp had been ditched
the water was drained out of the swamp
which gas is responsible for the effect of soil wetness on soil color? - correct answer-oxygen
