186. Clouds are formed by the

1. 1. Condensation of water vapour in the atmosphere

   
   
   

   2. Evapouration of water from ocens

   
   
   

   3. Rising currents of air

   
   
   

   4. Descending currents of air

   
   
   

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   NA

   Correct Option: A

   NA

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187. What is a cloud ?

1. 1. It is a kind of mist

   
   
   

   2. It is a kind of frost

   
   
   

   3. It is a kind condensed form of dew

   
   
   

   4. It is a kind of fog lifted above the earth's surface

   
   
   

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   NA

   Correct Option: A

   NA

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188. Collision - coalescence process of precipitation is applicable to

1. 1. Cirrus

   
   
   

   2. Clouds that extend beyond freezing level

   
   
   

   3. Clouds that do not extend beyond freezing level

   
   
   

   4. All types of clouds

   
   
   

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   NA

   Correct Option: C

   NA

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189. Which one of the following is the correct sequence of cloud forms in ascending order of their heights from the ground ?

1. 1. Circus, cumulus, stratus

   
   
   

   2. Cumulus, stratus, cirrus

   
   
   

   3. Stratus, cirrus, cumulus

   
   
   

   4. Stratus, cumulus, circus

   
   
   

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   NA

   Correct Option: B

   NA

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190. Which of the following is not a low cloud ?

1. 1. Stratus

   
   
   

   2. Cirro stratus

   
   
   

   3. Nimbo stratus

   
   
   

   4. Cumulo nimbus

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

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