Page 73 - Carvaan Science-a

We drive cars, bicycles, trains, buses on land.

Land is not everywhere. At some places, it is flat
and at some places it is high or low.

There are different landforms on the Earth.

The low and flat land is called plain .
Plain
We should keep our Earth and surroundings clean. It is our duty to

protect it.

Very high land is called Low mountains are Low land between two hills
a mountain. called hills. is called a valley.
We should follow the given rules to keep our surroundings clean :

1 Do not use plastic bags. Use jute or paper bags to carry things.

1 Throw waste in a dustbin.

1 Grow plants as they make

air clean and fresh.

1 Do not throw plastic bags or garbage in water
bodies.

73 Science-1