16. The best source of Vitamin C among the following :

1. 1. Lycopersicum esculentum

   
   
   

   2. Cirus medica

   
   
   

   3. Capsicum annum

   
   
   

   4. Phyllanthus emblica

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   NA

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17. Approximately what proportion of the global land surface is used for agriculture and grazing by the world's 6 billion people ?

1. 1. Three quarters

   
   
   

   2. One tenth

   
   
   

   3. One third

   
   
   

   4. One eightieth

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   NA

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18. How many million hectares of forest are destroyed each year around the world ?

1. 1. Approximately 10 million

   
   
   

   2. Approximately 13 million

   
   
   

   3. Approximately 15 million

   
   
   

   4. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

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19. Which of the following represents the most complex level ?

1. 1. Community

   
   
   

   2. Species

   
   
   

   3. Ecosystem

   
   
   

   4. Population

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   NA

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20. Which sector is the largest emitter of greenhouse gases in India ?

1. 1. Transport

   
   
   

   2. Domestic

   
   
   

   3. Agricultural

   
   
   

   4. Electric power generation

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   NA

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