Which of the following is caused by the loss of heat ?
Precipitation
Sublimation
Condensation
Vapourisation
Which of the following is other form of precipitation ?
Dew
Hail
Mist
Haze
Which of the following is layered clouds ?
Stratus
Cumulus
Nimbus
Cirrus
When condensation takes place at a dew point below freezing point in the form of minute ice crystals is called
Frost
Fog
In temperature regions the rainfall is mainly
Convectional
Seasonal
Cyclonic
Orographic
Rainfall is mainly classified into how many types on the basis of their origin ?
Four
Two
Six
Three
Which of the following is the most important constituent of the atmosphere for human beings ?
Dust particle
Water vapour
Oxygen
Nitrogen
Which type of clouds look like cotton wool ?
Citrus
Which type of clouds are black or dark grey ?
A mass of minute water droplets is known as
Clouds