WATER CLASS 7

1. When water is heated in the ocean by the sun and turns into water vapor

• Condensation

• Evaporation

• Transpiration

• Precipitation

Forms of precipitation are

• only sleet and snow

• rain, sleet, snow, and hail

• only dew, mists, and rain

After condensation, the droplets of water in the clouds fall to Earth in different forms

• precipitation

• condensation

• evaporation

• runoff

Precipitation occurs because

• the droplets evaporate in the air

• the droplets are too light for the air to hold

• the droplets are too heavy for the air to hold

How much percentage of saline water is available on earth surface

• 97.5

• 98.2

• 95.2

• 93.5

The rhythmic rise and fall of ocean water twice in a day is called a

• Wave

• Wind

• Tide

• Ocean Current

The major source of freshwater are as follows except

• Oceans

• Rivers

• Ponds

• Glaciers

The process by which water continually changes its form and circulates between oceans, atmosphere and land is known as the

• Liquid Cycle

• Ocean Cycle

• Ice Cycle

• Water Cycle

Water Cycle does not involve which of the following?

• Evaporation

• Condensation

• Formation of clouds

• Rainwater Harvesting

The World Water Day is on

• 23 March

• 21 March

• 22 March

• 22 April