Rivers help to produce hydro-electricity.

• True

• False

A lack of water in an area is called ____.

• water scarcity
• water footprint

A hole dug by the people to bring underground water to the surface for daily household activities.

• canals

• dams

• sea

• well

The process of supplying fresh water to farm fields for growing crops.

• aqueduct

• irrigation

• spring

• runoff

More than ____ % of the Earth is covered with water.

• 75%

• 70%

• 60%

• 80%

The farmers in India depend a lot on _____ for irrigating their fields

• River

• Underground water

• Rain

• Lakes and ponds

It is a mechanical way of lifting water from open wells with the help of animals like buffaloes or camels.

• Persian wheel

• Tube wells

• Dams

• Canals

_______ are small channels through which water from the rivers or dams is diverted to the fields.

• Rivers

• Wells

• Dams

• Canals

______is the longest irrigation canal in the world.

• Rajiv Gandhi Canal

• Mahatma Gandhi Canal

• Indira Gandhi Canal

• Western Desert Canal

_______ are barriers constructed on rivers to control the flow of the water.

• Persian wheel

• Canals

• Wells

• Dams