191. The percentage of radiant energy reflected back by surface is called

1. 1. Albedo

   
   
   

   2. Greenhouse effect

   
   
   

   3. Insolation

   
   
   

   4. Refraction

   
   
   

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   NA

   Correct Option: A

   NA

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192. The clouds float in the atmosphere because of their low

1. 1. pressure

   
   
   

   2. temperature

   
   
   

   3. density

   
   
   

   4. velocity

   
   
   

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   NA

   Correct Option: C

   NA

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193. Cirus clouds are

1. 1. Low clouds

   
   
   

   2. Medium height clouds

   
   
   

   3. High clouds

   
   
   

   4. Very low clouds

   
   
   

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   NA

   Correct Option: C

   NA

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194. Which of the following cloud are sometimes called fair weather clouds but can grow into more storm - condition clouds, and continued upward growth suggest showers

1. 1. Cumulus

   
   
   

   2. Nimbostratus

   
   
   

   3. Stratus

   
   
   

   4. Cumulonimbus

   
   
   

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   NA

   Correct Option: A

   NA

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195. Thunderstorms originate from

1. 1. Nimbostratus clouds

   
   
   

   2. Altocumulus clouds

   
   
   

   3. Stratus clouds

   
   
   

   4. Cumulonimbus

   
   
   

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   NA

   Correct Option: D

   NA

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