Ocean and Landforms

Front

What is an Ocean?

Back

large body of water

Answer explanation

An ocean is defined as a large body of water, covering significant portions of the Earth's surface. In contrast, a small body of water would not qualify as an ocean, making 'large body of water' the correct choice.

Front

Name this landform: lake, river, hill, plain

Back

plain

Answer explanation

A plain is a flat, expansive landform, typically found at low elevations. Unlike lakes, rivers, or hills, which have distinct shapes and features, a plain is characterized by its level terrain.

Front

Name this landform: valley, hill, island, lake

Back

valley

Answer explanation

A valley is a low area between hills or mountains, often with a river running through it. This distinguishes it from a hill, island, or lake, making 'valley' the correct answer.

Front

Name this landform: volcano, hill, river, island

Back

hill

Answer explanation

A hill is a raised area of land, typically smaller than a mountain. Unlike a volcano, which erupts, or a river, which flows, a hill is simply an elevation. An island is surrounded by water, making 'hill' the correct choice.

Front

Name this Landform: plain, valley, mountain, canyon

Back

canyon

Answer explanation

A canyon is a deep, narrow valley with steep sides, often formed by river erosion. This distinguishes it from plains, valleys, and mountains, making 'canyon' the correct answer.

Front

How many oceans are there?

Back

5

Answer explanation

There are 5 oceans on Earth: the Pacific, Atlantic, Indian, Southern, and Arctic Oceans. Therefore, the correct answer is 5.

Front

Are there bigger mountains than Mount Everest?

Back

Yes

Answer explanation

Yes, there are mountains taller than Mount Everest when measured from base to summit, such as Mauna Kea in Hawaii, which is taller when considering its underwater base.

Front

What do angler fish use for their light?

Back

Bioluminescence

Answer explanation

Anglerfish use bioluminescence, a natural phenomenon where living organisms produce light, to attract prey in the dark depths of the ocean. This makes 'bioluminescence' the correct answer.

Front

How many animals are in the ocean?

Back

One million

Answer explanation

The ocean is home to an estimated one million species of animals, making 'one million' the most accurate choice among the options provided.

Front

How many types of fish are there?

Back

150-200

Answer explanation

The correct answer is 150-200 types of fish, as this range reflects the estimated diversity of fish species in various ecosystems, while the other options are either too low or too high.