111. Assertion (A) : In Stratosphere the temperature increase with altitude results in a layering effect.
     Reason (R) : It creates a global "Inversion layer", and reduces vertical convection.

1. 1. If (A) and (R) are true and (R) is the correct explanation of (A)
      

   
   
   

   2. If (A) and (R) are true but (R) is not the correct explanation of (A)
      

   
   
   

   3. If (A) is true but (R) is false
      

   
   
   

   4. If A) is false but (R) is true
      

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

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112. Assertion (A) : Although the concentration of ozone is at most 12 parts per million (ppm), it is very effective at absorbing the harmful ultraviolet (UV) rays of the sun and protecting life on Earth.
     Reason (R) : Ozone is a molecule made of three oxygen atoms. The oxygen molecule we need to breathe contains two oxygen atoms.

1. 1. If (A) and (R) are true and (R) is the correct explanation of (A)
      

   
   
   

   2. If (A) and (R) are true but (R) is not the correct explanation of (A)
      

   
   
   

   3. If (A) is true but (R) is false
      

   
   
   

   4. If (A) is false but (R) is true
      

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

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113. Assertion (A) : Windward slopes, those facing into the wind, experience more precipitation due to orographic uplift of the air.
     Reason (R) : Leeward sides of mountains are in the rain shadow and thus receive less precipitation.

1. 1. If (A) and (R) are true and (R) is the correct explanation of (A)
      

   
   
   

   2. If (A) and (R) are true but (R) is not the correct explanation of (A)
      

   
   
   

   3. If (A) is true but (R) is false
      

   
   
   

   4. If (A) is false but (R) is true
      

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

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114. Identify the correct sequence of the given processes regarding rainfall

1. 1. Unsaturated air, condensation, dew point, precipitation

   
   
   

   2. Dew point, condensation unsaturated air, precipitation

   
   
   

   3. Unsaturated air, dew point, condensation, precipitation

   
   
   

   4. Dew point, precipitation, condensation unsaturated air

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   NA

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115. Fohn and Chinook winds are

1. 1. Caused by strong regional winds while passing over a mountain range

   
   
   

   2. Caused by strong local wind

   
   
   

   3. Caused by westerlies

   
   
   

   4. Caused by humid westerlies

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

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