Ocean Floor (Continental Shelf and Slope Quiz

What is meant by the term “ocean floor”?

• Land above the sea level

• Land submerged below oceanic water

• Land found only on the continents

• Land covered with sand only

What is the average depth of oceans?

• 2700 metres

• 3700 metres

• 4700 metres

• 5700 metres

Which part of the ocean bed is also called the submerged coastland?

• Continental slope

• Abyssal plain

• Continental shelf

• Ocean ridge

What is the maximum depth of the continental shelf?

• 100 metres

• 150 metres

• 200 metres

• 300 metres

Why is the continental shelf important for humans?

• It is the deepest part of the ocean

• It provides food and mineral resources

• It is a place where ships are built

• It has the highest mountains

Mumbai High is an example of which oceanic feature?

• Continental slope

• Continental shelf

• Abyssal plain

• Ocean trench

The continental slope starts after the end of which part?

• Abyssal plain

• Ocean ridge

• Continental shelf

• Trench

Which factor decides the relief of the ocean floor?

• Rainfall and sunlight

• Depth from the sea floor and land shape

• Presence of ships and ports

• Distance from the equator

Why do algae and plankton grow well on the continental shelf?

• Because the water is very deep

• Because sunlight reaches the shallow part

• Because there are no predators

• Because it rains heavily there

Which of the following is the shallowest part of the ocean bed?

• Abyssal plain

• Continental slope

• Continental shelf

• Ocean trench