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Biodiversity & ...

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  • Question 1
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    Read the following statements:
    i. Based on emission, there are point and diffusion sources of water pollution.
    ii. Fertilisers are example of point sources of water pollution.
    iii. Industrial discharge pipes are examples of diffusion sources of water pollution.

     

  • Question 2
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    Low BOD will be characteristic feature of :

     

  • Question 3
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    Which one of the following is a WRONG statement?

     

  • Question 4
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    All are biofuels except:

     

  • Question 5
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    Mass destruction of aquatic life will be caused by:

     

  • Question 6
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    According to Central Pollution Control Board (CPCB), which particulate size in diameter (in micrometers) of the air pollutants is responsible for greatest harm to human health?

     

  • Question 7
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    The biological amplification of DDT in the various trophic levels is known as

     

  • Question 8
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    Spraying of DDT produces pollution of

     

  • Question 9
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    A gas produced by paddy fields and involved in global warming is

     

  • Question 10
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    Which one is MOST  toxic?

     

  • Question 11
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    DDT is a

     

  • Question 12
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    As per U.S. greenhouse gas emissions report which of the following accounted for the second largest percentage of greenhouse gases?

     

  • Question 13
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    Which of the following will be able to cope with greenhouse effect?

     

  • Question 14
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    Earth is protected from ultra-violet radiations by means of

     

  • Question 15
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    Ozone depletion shall cause higher incidence of

     

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