31. Among the following climatic factors, which one has the least effect upon terrestrial ecosystem ?

1. 1. Temperature variation

   
   
   

   2. Wind

   
   
   

   3. Conditions of sunlight

   
   
   

   4. Avaiability of water

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

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32. Of the solar energy coming into the Bisophere, what percentage of it is actually used in the photosynthesis ?

1. 1. Less 1%

   
   
   

   2. Between 1% and 1.5%

   
   
   

   3. Between 1.5% and 2%

   
   
   

   4. More than 2%

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

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33. The concept of 'stop and go' Determinism was put forward by

1. 1. Griffith Taylor

   
   
   

   2. Jean Brunhes

   
   
   

   3. J.E. Spencer

   
   
   

   4. Vidal de la Blache

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

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34. The National River Conservation Directorate functions under which Union Ministry ?

1. 1. Agriculture Ministry

   
   
   

   2. Environment and Forests Ministry

   
   
   

   3. Science and Technology Ministry

   
   
   

   4. Water |Resources Ministry

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

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35. Select the correct sequence of food chain in the Aretic waters from the following

1. 1. Zooplankton - diatoms - fish - polar bear - seal

   
   
   

   2. Diatoms - zooplankton - fish - seal - polar bear

   
   
   

   3. Fish - diatoms - seal - zooplankton - polar bear

   
   
   

   4. Diatoms - fish - polar bear - seal - zoo - plankton

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

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