Oceans and Continents Part 1

The earth is called a blue planet because it

• is blue in colour

• the water is blue in colour

• three fourths of the earth's surface is covered with water

• the earth looks blue from space

The largest water bodies we see on the earth are called________ .

Other than blue , another colour that is largely seen in a picture of the earth is

• yellow

• green

• brown

• black

A large body of land is called a __________

A continuous expanse of land is called a

Which hemisphere has more water?

• southern

• northern

• both have equal amounts of water

• both have more land than water

We cannot consume ocean water because

• We might die on consuming it

• It has a huge percentage of carbon dioxide

• We might contaminate the water

• It is salty and unfit for consumption

identify the water body which is NOT a source of freshwater

• glaciers

• rivers

• sea water

• atmosphere

Identify the correct option: The plant life of a particular region or period of time

• fauna

• flora

• marine

• seaweed

What does marine fauna NOT include?

• algae

• dolphins

• whales

• clown fish