BIOL 2213 MIDTERM EXAM WITH COMPLETE
SOLUTIONS 100% VERIFIED
ecology is the study of ____ organisms and their ____ - ANSWER interactions between
environment
most of the world's major cities are in - ANSWER temperate forests
habitat zones of open ocean - ANSWER pelagic & benthic zones
why is precipitation between the tropics of cancer and capricorn variable? - ANSWER -
air convection currents are regulated by hadley & ferrel cells which are controlled by
latitudes
- warm air rises, then dense and colder air moves in.
temp, oxygen conc, and nutrient availibility between eutrophic & oligotrophic lakes -
ANSWER eutrophic
- high nutrients
- low oxygen
- high temp
oligotrophic
- low nutrients
- high oxygen
- low temp
,ocean vertical zones (surface to ocean floor) - ANSWER epipelagic
mesopelagic
bathypelagic
abyssal
hadal
upwelling vs downwelling - ANSWER upwelling is the flow of deeper water to the surface
while downwelling is the opposite
CPOM - ANSWER coarse particulate organic matter
what factors does the river continuum concept focus on? - ANSWER - salinity
- physical structure
- dominant organisms
- ecosystem process
Small Headwater Streams
- dominant organisms:
- obtain ___ matter
- contribution of energy:
- fish like ___ and ____ oxygenated water - ANSWER - collectors & shredders
- FPOM
- CPOM & leaves
- cold & well
Medium Streams
- dominant organism:
, - obtain ___ matter
- contribution of energy:
- fish like ___ temperatures and ____ oxygenated water - ANSWER - collectors & grazers
- FPOM, algae
- algae & vascular plants.
- higher, poorly
Larger Rivers
- Dominant organism
- obtain __ matter
- contribution of energy
- fish like ___ oxygen and __ temperatures
- significant consumer? - ANSWER - collectors & predators
- FPOM
- FPOM, phytoplankton
- lower, higher
- microbes
5 great lakes contain ___ of world's fresh water - ANSWER 20%
deeper lakes are ____ like oceans - ANSWER stratified (have layers)
Lake vertical zones (surface to floor) - ANSWER epilimnion
metalimnion
hypolimnion
2 horizontal lake zones - ANSWER Littoral & Limnetic
SOLUTIONS 100% VERIFIED
ecology is the study of ____ organisms and their ____ - ANSWER interactions between
environment
most of the world's major cities are in - ANSWER temperate forests
habitat zones of open ocean - ANSWER pelagic & benthic zones
why is precipitation between the tropics of cancer and capricorn variable? - ANSWER -
air convection currents are regulated by hadley & ferrel cells which are controlled by
latitudes
- warm air rises, then dense and colder air moves in.
temp, oxygen conc, and nutrient availibility between eutrophic & oligotrophic lakes -
ANSWER eutrophic
- high nutrients
- low oxygen
- high temp
oligotrophic
- low nutrients
- high oxygen
- low temp
,ocean vertical zones (surface to ocean floor) - ANSWER epipelagic
mesopelagic
bathypelagic
abyssal
hadal
upwelling vs downwelling - ANSWER upwelling is the flow of deeper water to the surface
while downwelling is the opposite
CPOM - ANSWER coarse particulate organic matter
what factors does the river continuum concept focus on? - ANSWER - salinity
- physical structure
- dominant organisms
- ecosystem process
Small Headwater Streams
- dominant organisms:
- obtain ___ matter
- contribution of energy:
- fish like ___ and ____ oxygenated water - ANSWER - collectors & shredders
- FPOM
- CPOM & leaves
- cold & well
Medium Streams
- dominant organism:
, - obtain ___ matter
- contribution of energy:
- fish like ___ temperatures and ____ oxygenated water - ANSWER - collectors & grazers
- FPOM, algae
- algae & vascular plants.
- higher, poorly
Larger Rivers
- Dominant organism
- obtain __ matter
- contribution of energy
- fish like ___ oxygen and __ temperatures
- significant consumer? - ANSWER - collectors & predators
- FPOM
- FPOM, phytoplankton
- lower, higher
- microbes
5 great lakes contain ___ of world's fresh water - ANSWER 20%
deeper lakes are ____ like oceans - ANSWER stratified (have layers)
Lake vertical zones (surface to floor) - ANSWER epilimnion
metalimnion
hypolimnion
2 horizontal lake zones - ANSWER Littoral & Limnetic
