Marine Science Rev.
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| aquarium | glass or acrylic
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| biological filtration | synthetic bacteria occurs
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| chemical filtration | dissolved chemicals are removed from the water
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| gravel | acts as a ph buffer
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| mechanical filtration | particular matters are removed from the water
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| what instrument is used to measure salinity and specific gravity in a saltwater tank? | hydrometer
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| identify toxic substances that accumulate in a saltwater tank. | ammonia
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| Ntrosomonas | amonia to nitrite
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| How do you fix the following water quality problems: evaporation | add fresh water
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| cloudy water | water change
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| algae growth | scrape tank
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| what is the correct specific gravity range for a salt water aquarium? | 1.020-1.024 g/ml
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| describe what marine science and oceanography are. | marine science- study of the nature of the ocean
oceanography- study of the oceans content and processes
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| what are four main branches of oceanography? | biological, chemical, physical, geological
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| identify 3 primary reasons for early civilization to interact with the ocean. | trade, foo, exploration
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| Phoenicians | 1st established trade routes
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| Chinese | invented compass
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| Vikings | stone maps
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| Charles Darwin | theory of coral growth
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| Polynesians | built canoes
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| Eratosthenes | circumference of the earth
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| Columbus | first to explore America
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| HMS Challenger | first solely based marine science expedition
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| Trieste | went to challenger deep
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| GPS | global positioning system
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| Alvin | made over 150 dives.
(discovered Titanic)
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| ROV | remotely operated vehicle
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| Loran C | long range navigation
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| Satellites | gather patterns
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| Sonar | maps the seafloor
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| crust | outermost layer
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| outer core | outermost layer
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| lithosphere | uppermost region of the mantle
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| mantle | think and fluid like
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| inner core | innermost layer
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| asthenosphere | top part of upper mantle
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| name the four major layers of the earth in order. | crust, mantle, outer core, inner core
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| explain why oceanic crust is denser than continental crust. | oceanic crust is older
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| explain the general interaction of oceanic crust and continental crust | oceanic crust sub ducts below continental crust
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| who proposed the past existence of Pangea and the theory of continental drift? | alfred wegner
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| describe the evidence of the theory of continental drift. | fossils, coal deposits, puzzle model
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| explain why continental drift was not accepted at first. | could not explain how continents drifted, meteorologist not geologist
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| explain the theory of seafloor spreading. | as plates move it is believed the sea floor will expand (new rock formed)
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| how did sonar contribute to the information about the ocean bottom? | maps the ocean floor
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| how did glomar challenger contribute to the theory of sea floor spreading? | took core samples, collected rock info
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| explain the theory of plate tectonics. | pacific will shrink, atlantic will expand
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| identify the four types of sediments based on origin | hydrogenous, cosmogenous, lithogenous, biogenous
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| identify factors that determine the density of ocean waters. | salinity and temperature
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| explain why oceans are less prone to freezing then lakes? | as salinity increases water resists freezing
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| identify the effect of temperature on the solubility of gases in seawater. | thermocline- when temperature changes rapidly with depth
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| describe water's properties due to it's polar nature: hydrogen bonding | water is a liquid
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| cohesion | molecules stick together
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| adhesion | water sticks to other molecules
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| viscosity | fluid resists flow
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| ice floats | hydrogen bonds spread to a crystal structure
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| gulf stream | carries warm water
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| california current | carries cool water
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| what are the factors that affect direction and patterns of a major ocean current? | wind and landmasses
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| spring tide | occur during full and new moon
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| neap tide | occur during quarter moon
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| define emergent plants and give examples | plants that live on land. ex. palm tree
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| define submergent plants and give examples | plants that live underwater. ex. seaweed
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| porifera | sponge
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| nemertea | ribbon worm
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| nematoda | round worm
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| ctenophora | box jelly
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| mollusca | snail
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| platyhelminthes | pollyachate worms
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| cyanobacteria | blue-green algae
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| dinophyta | red tide
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| phaeophyta | brown algae
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| rhodophyta | red algae
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| chlorophyta | green chlorophyll
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| why are red algae so important to coral reefs? | secretion of calcium carbonate
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| red tide is primarily caused by which phylum? | dinophyta
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| what is a bloom and what causes it? | rapid increase of algae creates harmful phytoplankton
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| describe biotic and abiotic aspects of the sargasso sea. | biotic- seaweed
abiotic- sand and water
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| collar cells | line interior of sponge
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| oscula | water goes in
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| radial symmetry | round
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| mantle | organ that secretes shell
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| tube feet | locomotion
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| amoebocytes | distribute nutrients throughout the sponge
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| cnidocytes | stinging prey
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| mesoglea | jelly substance
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| muscular foot | movement
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| water vascular system | hydratic system
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| spicules | needle-like structures made of glass
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| polyps | tentacles up
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| radula | tongue-like structure with scraping teeth for feeding
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| spongin | keeps sponge up straight
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| medusa | tentacles down
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| abductor muscles | close and open shell
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| mandibles | mouth parts, eating
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| chelipeds | claws, catch prey
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| swimmerets | legs, assist with swimming
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| uropods | tail fan
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| gastropoda | snail, one shell, muscular foot
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| cephalopoda | octopus, squid, tentacles
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| bivalves | claws, abductors
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| Nitrobacter | nitrite to nitrate
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Created by:
ocue10
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