21. 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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22. The removal of ginseng growing in the Great Smoky Mountain National park is an example of

1. 1. Stealing

   
   
   

   2. Theft

   
   
   

   3. Plant poaching

   
   
   

   4. Plant rusting

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   NA

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23. 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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24. The Giant Panda is the official symbol of the WWF (World Wide Fund for Nature). In which country is this animal found ?

1. 1. China

   
   
   

   2. India

   
   
   

   3. Myanmar

   
   
   

   4. New Zealand

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

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25. Name the gas released from landfills, decaying organic matter under shallow water in marshes and bogs, flooded paddy fields, by ruminant animals & termites and by the burning of biomass. A molecule of this gas has 21 times more global warming potential than a molecule of Co₂.

1. 1. Sulphur dioxide

   
   
   

   2. Methane

   
   
   

   3. Ammonia

   
   
   

   4. Nitrous Oxide

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

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