E179 Final Questions With Complete Solutions
____ in grasses vs. _____ in desert Correct Answers C4; C3
_____ original marine wetlands lost in SF Bay Correct Answers
95%
________ original marine wetlands lost Correct Answers 91%
____________ & _____________ are not limiting factors in the
intertidal Correct Answers nitrate and phosphate
_________________ occurs in large populations of pupfish
Correct Answers sneak mating
___________________ do not occur in the intertidal because of
__________________ Correct Answers vascular plants;
difficulties in pollination
___________________ habitat sequesters more than 2X that of
___________________ Correct Answers oceanic mangrove
habitat; tropical forests
Bay Estuaries Correct Answers -large areas of subtital habitat
and low elevation salt marsh on the margins
-strong marine influence b/c channels consistently open to ocean
-have tidal flushing
-eel grass often present
biomass (P:B ratio) Correct Answers marsh > bog > swamp (no
data for fen)
, Bogs Correct Answers surface water depressional wetlands,
dependent on precipitation for water, thick layer of floating root
masses/peat, highly acidic, found in northern U.S. (pocosins is a
type of bog)
Bottomland Hardwoods Correct Answers deciduous forested
wetlands, along rivers and streams, broad floodplain, southeast
and south U.S.
Canyon Mouth Estuaries Correct Answers -series of incised,
parallel canyons
-variable flushing rates
-animal species diversity is low
-little runoff during dry season, so evaporation results in loss of
all water except for channels
Challenges of intertidal habitats and the adaptation Correct
Answers -wave shock: motility, refuge, adhesion
-dehydration: motility, adhesion, sealed openings/shells
-temperature extremes: motility, evaporative cooling, nocturnal,
tolerance
-salinity extremes: motility, tolerance
-feeding: filter feeding, grazing, predation
-predation: motility, shells, toxins, coloration
____ in grasses vs. _____ in desert Correct Answers C4; C3
_____ original marine wetlands lost in SF Bay Correct Answers
95%
________ original marine wetlands lost Correct Answers 91%
____________ & _____________ are not limiting factors in the
intertidal Correct Answers nitrate and phosphate
_________________ occurs in large populations of pupfish
Correct Answers sneak mating
___________________ do not occur in the intertidal because of
__________________ Correct Answers vascular plants;
difficulties in pollination
___________________ habitat sequesters more than 2X that of
___________________ Correct Answers oceanic mangrove
habitat; tropical forests
Bay Estuaries Correct Answers -large areas of subtital habitat
and low elevation salt marsh on the margins
-strong marine influence b/c channels consistently open to ocean
-have tidal flushing
-eel grass often present
biomass (P:B ratio) Correct Answers marsh > bog > swamp (no
data for fen)
, Bogs Correct Answers surface water depressional wetlands,
dependent on precipitation for water, thick layer of floating root
masses/peat, highly acidic, found in northern U.S. (pocosins is a
type of bog)
Bottomland Hardwoods Correct Answers deciduous forested
wetlands, along rivers and streams, broad floodplain, southeast
and south U.S.
Canyon Mouth Estuaries Correct Answers -series of incised,
parallel canyons
-variable flushing rates
-animal species diversity is low
-little runoff during dry season, so evaporation results in loss of
all water except for channels
Challenges of intertidal habitats and the adaptation Correct
Answers -wave shock: motility, refuge, adhesion
-dehydration: motility, adhesion, sealed openings/shells
-temperature extremes: motility, evaporative cooling, nocturnal,
tolerance
-salinity extremes: motility, tolerance
-feeding: filter feeding, grazing, predation
-predation: motility, shells, toxins, coloration
