Chapter 14 Water Resources

------- of water on the

Earth is salty.

• 97%

• 98%

• 88%

• 85%

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NGSS.MS-ESS2-4

Only ---------- water is

fresh/potable.

The process of changing

water to water vapour by

heating is called

• Evaporation

• Condensation

• Transpiration:

• None of these

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NGSS.MS-PS1-4

NGSS.MS-PS3-4

_______ is the process by which

water-vapour turns to

water on cooling.

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NGSS.MS-ESS2-4

No rainfall for a year or more may lead to _____________ in that region.

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NGSS.MS-LS2-1

Excessive rains may cause__________ .

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NGSS.MS-ESS3-2

Water vapour is present in air only during the monsoon.

• False

• True

Water vapour condenses to form tiny droplets of water in the upper layers of air where it is cooler

• True

• False

Tags

NGSS.MS-ESS2-4

What is rainwater harvesting?

• Rainwater harvesting is the collection of rainwater and storing for future use.

• Rainwater harvesting is the collection of rainwater and storing for past use.

• Rainwater harvesting is the collection of rainwater and storing for Present use.

Tags

NGSS.MS-ESS2-4

Water evaporates into air from oceans, rivers and lakes but not from the soil.

• False

• True

Tags

NGSS.MS-ESS2-4