WorksheetsLife in the seas 2.5
Total questions: 21
Worksheet time: 11mins
Submarine cables containing telephone lines, electric power, and underwater pipelines, have been attacked by shrimplike animals called .
Terebos
Barracuda
Gribbles
Moray Eels
hat is the name of the microscopic plants that start the food chain in the seas of the
proteins
Zooplankton
Nutrients
Phytoplankton
The science that deals with life and the contents of the seas is known as
Zoology
Marine Biology
Marine Cycles
Marine chemistry
Upwelling is caused by the
Movement of Ships across the oceans
Sea animals of the oceans
Movement of the winds
vertical circulation of water
What are the benefits of upwelling for marine life?
Decayed nutrients are forced to the surface
Decayed nutrients are forced to the bottom of the sea
It causes High Tides
It Causes Low Tides
What is the most destructive oceanographic condition for marine life in the oceans of the
Sunlight
Upwelling
Large Sea Animals
El Nino
A hydrogen sulfide layer that begins about 200 feet below the surface and ends all life from that point downward gives its name to the
Red Sea
Blue Sea
Yellow Sea
Black Sea
Most sea animals live in the
Shallow Water at the edge of the Sea
Deep water seaboard of the continental Slope
Water Seaward of the low tide level and above the continental shelf
deep areas of the ocean that are above the berm line near the continental slope.
deep areas of the ocean that are above the berm line near the continental slope.
best for commercial fishing.
important for the development of sea waves.
outstanding for underwater navigation of submarines.
hazards for the larger marine animals of the deep oceans.
Zooplankton is defined as
Plankton in a zoo
Tiny animal life in the sea
tiny plant life in the sea
photosynthesis in the sea
A flesh-eating animal or mammal is referred to as
a vegetarian
carnivorous.
herbivorous
none of the above
Aquaculture involves
examining water for mineral content
extracting mineral resources from sea animals.
applying natural procedures for harvesting sea animals
applying farming methods to grow and harvest sea animals and plants
The most poisonous of all fish are the
scorpionfish
weeverfish
jellyfish
mollusks
A bathyscaphe is a
type of scuba gear
Deep Submergence Rescue Vessel
Floating Instrument Platform
Free-moving underwater research vessel similar to a submarine
At one time man was prevented from going into the deep sea because of the
lack of air
pressure of the water
utter darkness
all of the above
The most common of all the plants in the sea are
kelp
algae
sea plants
sea ferns
Over 1,000 years ago a complex ecological fish-farming system was developed. In what country was this system developed?
Japan
China
Spain
America
The sea probably contains over 30,000 species of fish and other sea life. Of this large number, how many kinds of fish and shellfish are used for food in the United States?
200
300
400
500
The major cause of serious pollution problems in inland and coastal waters of the world is the
amount of basic research in nuclear power plant
large amounts of soil erosion from cultivated land
continuing increase in commerce and navigation.
continued dumping of sewage and industrial waste into these waters
The Navy is called upon to help eliminate oil pollution in U.S. waters by working closely with the
Department of Commerce and the Defense Mapping Agency.
Federal Bureau of Investigation and Army Intelligence.
Environmental Protection Agency and the U.S. Coast Guard.
U.S. Merchant Marine and the Defense Investigative Service.
The Navy's Environmental Protection Program involves
air pollution control equipment on all ship
equipping ships with sewage holding systems.
installing solid waste disposal facilities.
all of the above.
