Marine Science exam with complete
solutions
physical oceanographer - Answer -deals with waves and currents
tool that measures the salinity of saltwater for a tank? - Answer -hydrometer
specific gravity of saltwater for a saltwater aquarium - Answer -1.020-1.024
most effective method for maintaining water quality in a saltwater aquarium? - Answer -
20 percent h2o change
ammonia - Answer -0
ph - Answer -7.5-8.4
most toxic substance - Answer -ammonia
function of nitrifying bacteria living on the gravel? - Answer -convert ammonia to nitrite
and then to nitrate and stabilize CaCO3
when water evaporates from a saltwater tank - Answer -you put freshwater in
when do you add the fish to a saltwater tank - Answer -after 24 hrs.
3 reason for civilizations to interact with ocean - Answer -food, transport, trade
phoenicians - Answer -established trade routes in the Mediterranean, earliest sea
voyage.
polynesian charts - Answer -they mapped out the ocean. used currents and winds to
design charts from sticks and stones. they show islands, ocean wave direction, waves.
chinese - Answer -compass
james cook - Answer -sailed for england to antarctica with a chronometer. reached
hawaii and died
solutions
physical oceanographer - Answer -deals with waves and currents
tool that measures the salinity of saltwater for a tank? - Answer -hydrometer
specific gravity of saltwater for a saltwater aquarium - Answer -1.020-1.024
most effective method for maintaining water quality in a saltwater aquarium? - Answer -
20 percent h2o change
ammonia - Answer -0
ph - Answer -7.5-8.4
most toxic substance - Answer -ammonia
function of nitrifying bacteria living on the gravel? - Answer -convert ammonia to nitrite
and then to nitrate and stabilize CaCO3
when water evaporates from a saltwater tank - Answer -you put freshwater in
when do you add the fish to a saltwater tank - Answer -after 24 hrs.
3 reason for civilizations to interact with ocean - Answer -food, transport, trade
phoenicians - Answer -established trade routes in the Mediterranean, earliest sea
voyage.
polynesian charts - Answer -they mapped out the ocean. used currents and winds to
design charts from sticks and stones. they show islands, ocean wave direction, waves.
chinese - Answer -compass
james cook - Answer -sailed for england to antarctica with a chronometer. reached
hawaii and died
