World Geography(UPSC): Humidity

This is an MCQ-based quiz for UPSC, SSC, and other Government Exams.

Humidity is a measure of the amount of water vapor in the air. Relative humidity measures the amount of water in the air in relation to the maximum amount of water vapor (moisture).

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Factor influencing humidity includes

temperature pressure water osmosis

Humidity is the result of

Evapouration Transpiration Presence of heat Presence of moisture content in the air

Dew point normally occurs when a mass of air has relative humidity of

50% 75% 80% 100%

Condensation is a process which occurs when

temperature falls below 0 degree Centigrate absolute humidity becomes equal to relative humidity temperature in the air parcel remains static relative humidity becomes 100% and more

Because of which one of the following factors, clouds do not precipitate in deserts?

Low pressure Low humidity High wind velocity High temperature

Amount of water vapor in air is regarded as

water vapor humidity mildness pressure

Amount of water vapour in air is regarded as

water vapour Humidity Mildness Pressure

All of the following statements are true except

Relative humidity of a mass of air falls if temperature of the air rises Air is saturated when its relative humidity is 100% When air subsides its relative humidity decreases The relative humidity of a mass of air remains constant when the air crosses over a cold land surface from a warm water surface

A device used to measure humidity is called a

Psychrometer Hygrometer Both None

A psychrometer is

A hair element instrument A wet and dry bulb humidity instrument An instrument that senses psychological disturbances An instrument that reads directly in dew point
Quiz/Test Summary
Title: World Geography(UPSC): Humidity
Questions: 10
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