Sunday, November 20, 2011

SAMPLE PAPER ENVIRONMENTAL EDUCATION

Answers to this Paper must be written on the paper provided separately.
You will not be allowed to write during the first 15 minutes.
This time is to be spent in reading the question paper.
The time given at the head of this Paper is the time allowed for writing the answers.

SECTION-A(40 MARKS)
Attempt all questions from this Section 

Question 1
(a)     Give the full form of CITES. State its one of the objectives.                          [2]
(b)     List two reasons for encouraging judicious use of resources.                         [2]
(c)     Mention any  two man made disasters which had an adverse effect on  the
         environment.                                                                                                [2]
(d)    What is ecotourism?                                                                                     [2]
(e)    Mention the importance of percolation pits.                                                   [2]

Question 2
(a)    Differentiate between social forestry and agro forestry.                                  [2]
(b)   Write in brief on Biopiracy.                                                                           [2]
(c)   Name any  two methods used to control air pollution from a cement
       industry.                                                                                                        [2]
(d)  Name any two gases that cause the Green House Effect.                                [2]
(e)  State two advantages of crop rotation.                                                           [2]

Question 3
(a)  What is the meaning of acid rain?                                                                  [2]
(b)  What is biomagnification?                                                                             [2]
(c)  List any two roles of citizens in enforcing laws.                                              [2]
(d) What are the two methods of ground water recharge other than traditional
      methods?                                                                                                     [2]
(e) What are biofertilizers? Give an example.                                                      [2]

Question 4
(a) What are endangered species?                                                                     [2]
(b) List any two effects of thermal pollution on water bodies.                              [2]
(c) State the importance of educating consumers of  their rights giving  two
     points.                                                                                                         [2]
(d) Mention any  two differences between  renewable and  non-renewable
    sources of energy.                                                                                         [2]
(e) State any two effects of oil spills on marine life.                                            [2] 
 
SECTION B (40 Marks) 
         Attempt any four questions from this Section          
Question 5
(a)      Discuss the various measures that can be taken to conserve wildlife.  [6]
(b)     Write briefly about the Bhopal gas tragedy.                                        [4]

Question 6
(a)   What is meant by energy crisis? Give any four reasons that contribute to
        the energy crisis in the world today.                                                     [6]
(b)    Explain any four alternatives to chemical pesticides.                             [4]
 
Question 7
(a)    Discuss the role of Biotechnology in reducing environmental pollution.  [6]
(b)    What is disaster management? Explain any two measures that can be 
         taken to prevent forest fires.                                                               [4]

Question 8             
(a)      Briefly discuss how the Warli tribe managed land and forest in a
         sustainable manner for centuries.                                                         [6]
(b)     Write short notes on the following:
         (i)  Rehabilitation of people. 
         (ii)  Sacred Groves.                                                                             [4]

Question 9
(a)     The ever increasing population has put pressure on  land and water.
         Suggest  six measures which will help to conserve water in domestic,
         industrial and agricultural sectors.                                                         [6]
(b)    Treatment of water is a wise way of controlling water pollution. 
         Explain the steps involved in the treatment of wastewater.                     [4]

Question 10
(a)    Write short notes on the following:
        (i)  Beej Bachao Andolan. (save the seeds movement)
        (ii)  Effects associated with adulterated food.                                          [6]
(b)    What is meant by ozone depletion? 
         Enumerate any two effects of ozone depletion on the environment.         [4]


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