Seafloor and Ocean Composition
Ocean Organisms
Tides and Currents
Ocean Waves and Ocean Life
Grab Bag
100
____________ makes up almost 97% of ocean water. a) Sodium Chloride, b) Water, c) Calcium, d) Organic Matter
What is b) Water?
100
The group of marine organisms most likely to contain chlorophyll are the: a) bottom-dwellers, b) nekton, c) krill, d) plankton
What is d) plankton?
100
The ___________ zone is located between the low tide and the continental slope. a) intertidal, b) open ocean, c) neritic, d) benthos
What is c) neritic?
100
Waves in the ocean caused by gravity are called: a) upwellings, b) tides, c) tsunamis, d) currents.
What is b) tides?
100
An increase in ocean salinity can increase: a) wavelength, b) density, c) wave height, d) volume
What is b) density?
200
Which of the following describes a connection between an aquatic and terrestrial food web? a) A mosquito emerges from a swamp and is eaten by a frog. b) A polar bear catches and eats a seal in the arctic, c) A leaf falls in the forest and is decomposed by bacteria, d) A hawk catches and eats a mouse.
What is b) A polar bear catches and eats a seal in the arctic?
200
Animal ___________ depend(s) on surface currents to move them. a) benthos, b) nekton, c) corals, d) plankton
What is d) plankton?
200
Surface Currents affect: a) the high tides, b) the trade winds, c) the ocean bottom, d) the various climates
What is d) the various climates?
200
Which of the below does NOT describe a wave? a) It is composed of a crest and trough, b) It is a rhythmic movement of energy, c) It is a transfer of energy from water particle to water particle, d) It is the movement of water from the open sea to the seashore
What is d) It is the movement of water from the open sea to the seashore?
200
What is a spring tide?
When the earth, moon and sun are aligned, greater differences between high and low tide.
300
Estuaries are important resources because they are: a) a mixture of salt and freshwater, b) a "nursery" for juvenile fish species, c) an environment for cypress tress, d) the only area where ships can dock.
What is b) a "nursery" for juvenile fish species?
300
A consumer will: a) make its own food from sunlight, b) find its food from water sources, c) make its food from water sources, d) find its food from several sources
What is d) find its food from several sources?
300
Tides are caused by: a) winds, b) gravitational pull, c) density currents, d) all of the above
What is b) gravitational pull?
300
In the aquatic food web, zooplankton would feed on: a) phytoplankton, b) nekton, c) whales, d) benthos organisms?
What is a) phytoplankton?
300
Which of the following is added to ocean water as a result of respiration? a) oxygen, b) dissolved nutrients, c) minerals, d) carbon dioxide
What is d) carbon dioxide?
400
A seamount is an underwater mountain formed by: a) a rift zone, b) extra seafloor, c) a volcano, d) a trench
What is c) a volcano?
400
Ocean plants and animals that live on the ocean floor are: a) nekton, b) plankton, c) bethos, d) diatoms
What is c) benthos?
400
Upwelling occurs when: a) deep cold water with nutrients rises to the surface, b) water is blown in toward the beaches, c) El Ninos occur, d) all of the above
What is a) deep cold water with nutrients rises to the surface?
400
How would phytoplankton change the concentrations of carbon dioxide gas (CO2) and the oxygen (O2) in the ocean? a) They would take in O2 and give off CO2, b) They would take in both CO2 and O2, c) They would take in CO2 and give off O2, d) They would give off both CO2 and O2
What is c) They would take in CO2 and give off O2?
400
Which of the following is NOT a benefit of the ocean? a) It is an important habitat for animals, b) It is an excellent mode of transportation, c) It is a cheap and easy source of freshwater through desalination, d) It is an important factor in the distribution of animals and plants on Earth
What is c) It is a cheap and easy source of freshwater through desalination?
500
A mid-ocean ridge is formed from: a) abyssal plains, b) the continental shelf, c) lava, d) a trench
What is c) lava?
500
Decomposers are important to the environment since they: a) return needed water to the atmosphere, b) return needed sulfur to the plant stems, c) return needed nutrients to the soil, d) return needed salts to the water
What is c) return needed nutrients to the soil?
500
Waters off the western coasts of continents are usually colder because of the __________ origin of ocean currents passing by. a) equatorial, b) polar, c) tropical, d) Midwestern
What is b) polar?
500
Which of the following affect ocean water temperature? a) latitude and longitude, b) depth and distance from land, c) latitude and depth, d) wind and rain?
What is c) latitude and depth?
500
Plants use carbon dioxide, nutrients in the water, and sunlight to produce food and: a) oxygen, b) greenhouse gases, b) nitrogen, d) ozone
What is a) oxygen?
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