Geography of the Oceans

What percentage of Earth's surface is covered by the world oceans?

• 51%

• 61%

• 71%

• 81%

Oceanography is the science that draws on methods of knowledge from which fields?

• Geology, Chemistry, Physics, Biology

• Astronomy, Physics, Biology

• Geology, Astronomy, Chemistry

• Biology, Physics, Astronomy

Fill in the blank: The area of Earth's surface is about ______ million km².

• 510

• 400

• 600

• 700

Approximately how many million km² consists of oceans and smaller seas such as the Mediterranean Sea and the Caribbean Sea?

• 260

• 360

• 460

• 560

What is the total area covered by continents and islands?

• 148.94 million square kilometers

• 200 million square kilometers

• 100 million square kilometers

• 250 million square kilometers

Which ocean is the largest and deepest?

• Pacific Ocean

• Atlantic Ocean

• Indian Ocean

• Arctic Ocean

The world ocean can be divided into how many main ocean basins?

• 3

• 4

• 5

• 6

Which of the following is not one of the four main ocean basins?

• Pacific Ocean

• Atlantic Ocean

• Indian Ocean

• Mediterranean Sea

The Pacific Ocean is considered the largest geographic feature on Earth because:

• it covers more area than all the landmasses combined.

• it is the deepest ocean on Earth.

• it has the most diverse marine life.

• it is the longest ocean in the world.

The Atlantic Ocean is about ______ the size of the Pacific Ocean, and not quite as deep.

• half

• twice

• equal

• one-third