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WorksheetsOceans Geology 5.6 a
Total questions: 27
Worksheet time: 14mins
This area is a deep and flat area of the ocean floor and is covered with sediment, sand, and rocks.
The Gulf Stream Current is:
An ocean
A current located near Alaska that travels near China
A warm surface current that travels along the east coast towards Europe
What do the arrows on the map represent?
Time between tides
Size of waves
Ocean currents
Water density
Which location is likely to have the coldest temperatures, the highest pressure, and the smallest number of living organisms?
1
2
3
4
Many species of organisms live in coral reefs. The map shows that most coral reefs are found near the equator. What does the location of coral reefs suggest about those organisms?
Corals live around volcanic islands
Ocean currents keep corals from migrating
Corals need warm ocean seawater to survive
Most ocean waters are too deep for corals
The biggest difference between ocean water and lake water is that ocean water contains:
salt
fish
algae
sediment
Algae in the ocean provide much of the Earth's
carbon dioxide
hydrogen
oxygen
nitrogen
The ocean floor contains:
mountains, plains and ridges, just like on land
only a flat bed of sand
the same amount of water everywhere
less area than land on the Earth
Algae and other producers need lots of sunlight to perform photosynthesis. Most algae would be found:
Beside the continental slope
Near the continental shelf
In an oceanic trench
On the abyssal plain
Which of these increases as a submarine goes deeper into the ocean?
Plants
Temperature
Pressure
Sunlight
Which best describes the continental shelf?
A flat underwater valley
A region of mountains in the deep ocean
A region with a high water pressure
A shallow area of sediment near the shore
What decreases as you go deeper into the oceans?
light and temperature
salt and organisms
pressure and light
sediment and fish
